Biology I - Section A
1. Match each item in Column I with one in Column II and select the correct match from the codes given:
|
Column I |
|
Column II |
A |
Aspergillus niger |
P |
Swiss cheese |
B |
Streptococcus |
Q |
Citric acid |
C |
Trichoderma polysporum |
R |
Cyclosporin A |
D |
Propionibacterium shermanii |
S |
Clot buster |
Codes:
|
A |
B |
C |
D |
1. |
Q |
S |
R |
P |
2. |
P |
Q |
S |
R |
3. |
R |
P |
Q |
S |
4. |
S |
R |
P |
Q |
2. Match each item in Column I with one in Column II and select the correct match from the codes given:
|
Column I
[Pteridophyte class] |
|
Column II
[Example] |
A |
Psilopsida |
P |
Psilotum |
B |
Lycopsida |
Q |
Adiantum |
C |
Sphenopsida |
R |
Selaginella |
D |
Pteropsida |
S |
Equisetum |
Codes:
|
A |
B |
C |
D |
1. |
P |
R |
Q |
S |
2. |
P |
R |
S |
Q |
3. |
P |
S |
R |
Q |
4. |
Q |
S |
R |
P |
3. Match each item in Column I with one in Column II and select the correct match from the codes given:
|
Column I
[Structure of a prokaryotic cell] |
|
Column II
[Function] |
A |
Mesosome |
P |
Attachment to the substrate |
B |
Chromatophore |
Q |
Conjugation |
C |
Fimbriae |
R |
Photosynthetic pigments |
D |
Pili |
S |
DNA replication |
Codes:
|
A |
B |
C |
D |
1. |
S |
R |
P |
Q |
2. |
S |
R |
Q |
P |
3. |
R |
S |
Q |
P |
4. |
R |
S |
P |
Q |
4. Match each item in Column I with one in Column II and select the correct match from the codes given:
|
Column I
[Trophic level] |
|
Column II
[Example] |
A |
Primary Producer |
P |
Cow |
B |
Primary Consumer |
Q |
Wolf |
C |
Secondary Consumer |
R |
Lion |
D |
Tertiary Consumer |
S |
Grass |
Codes:
|
A |
B |
C |
D |
1. |
S |
P |
R |
Q |
2. |
P |
S |
R |
Q |
3. |
P |
S |
R |
R |
4. |
S |
P |
Q |
R |
5. Match each item in Column I with one in Column II and select the correct match from the codes given:
|
Column I
[Population Interaction] |
|
Column II
[Example] |
A |
Mutualism |
P |
An orchid growing as an epiphyte on a mango branch |
B |
Commensalism |
Q |
Chthamalus and Balanus |
C |
Parasitism |
R |
Fig trees and wasp species |
D |
Competition |
S |
Cuscuta growing on hedge plants |
Codes:
|
A |
B |
C |
D |
1. |
R |
P |
Q |
S |
2. |
R |
P |
S |
Q |
3. |
P |
R |
S |
Q |
4. |
P |
R |
Q |
S |
6. In dicot stems, each vascular bundle is:
1. conjoint, open, and with endarch protoxylem.
2. conjoint, closed, and with endarch protoxylem.
3. radial, open, and with endarch protoxylem.
4. conjoint, open, and with exarch protoxylem.
7. Match each item in Column I with one in Column II and select the correct match from the codes given:
|
Column I |
|
Column II |
A |
Pollen grains shed at 2-celled stage |
P |
In about 60 per cent of angiosperms |
B |
Pollen grains shed at 3-celled stage |
Q |
In about 40 per cent of angiosperms |
C |
Pollen intine |
R |
Made up of sporopollenin |
D |
Pollen exine |
S |
Made up of cellulose and pectin |
Codes:
|
A |
B |
C |
D |
1. |
Q |
P |
R |
S |
2. |
Q |
P |
S |
R |
3. |
P |
Q |
S |
R |
4. |
P |
Q |
R |
S |
8. Match each item in Column I with one in Column II and select the correct match from the codes given:
|
Column I
[Cell] |
|
Column II
[Ploidy] |
A |
PEC |
P |
N |
B |
Zygote |
Q |
2N |
C |
Megaspore |
R |
3N |
Codes:
|
A |
B |
C |
1. |
P |
Q |
R |
2. |
Q |
R |
P |
3. |
R |
Q |
P |
4. |
R |
P |
Q |
9. The cells of which zone at the root apex attain their maximal size in terms of wall thickening and protoplasmic modifications?
1. Root cap
2. Meristematic zone
3. Elongation zone
4. Maturation zone
10. Match each item in Column I with one in Column II and select the correct match from the codes given:
|
Column I |
|
Column II |
A |
Chlorophyll a |
P |
Bright or blue green in chromatogram |
B |
Chlorophyll b |
Q |
Yellow green in chromatogram |
C |
PS I reaction centre |
R |
P680 |
D |
PS II reaction centre |
S |
P700 |
Codes:
|
A |
B |
C |
D |
1. |
Q |
P |
R |
S |
2. |
Q |
P |
S |
R |
3. |
P |
Q |
S |
R |
4. |
P |
Q |
R |
S |
11. Match each item in Column I with one in Column II and select the correct match from the codes given:
|
Column I [Plant part] |
|
Column II [Vascular bundle] |
A |
Dicot root |
P |
Conjoint and open |
B |
Monocot root |
Q |
Conjoint and closed |
C |
Dicot stem |
R |
Radial, exarch, 2-6 in number |
D |
Monocot stem |
S |
Radial, exarch, polyarch [more than 6] |
Codes:
|
A |
B |
C |
D |
1. |
R |
S |
Q |
P |
2. |
R |
S |
P |
Q |
3. |
P |
Q |
R |
S |
4. |
Q |
P |
S |
R |
12. The most advanced amongst the dicots are
1. Asteraceae
2. Malvaceae
3. Brassicaceae
4. Fabaceae
13. Match each item in Column I with one in Column II and select the correct match from the codes given:
|
Column I
[PGR] |
|
Column II
[Scientist] |
A |
Auxin |
P |
E. Kurosawa |
B |
Cytokinin |
Q |
F. W. Went |
C |
Gibberellin |
R |
H. H. Cousins |
D |
Ethylene |
S |
Skoog and Miller |
Codes:
|
A |
B |
C |
D |
1. |
S |
Q |
R |
P |
2. |
Q |
S |
P |
R |
3. |
P |
R |
S |
Q |
4. |
R |
P |
Q |
S |
14. Match each item in Column I with one in Column II and select the correct match from the codes given:
|
Column I
[Infectious agent] |
|
Column II
[Chemical nature] |
A. |
Virus |
P. |
Abnormally folded proteins |
B. |
Viroid |
Q. |
Nucleocapsid |
C. |
Prion |
R. |
Low molecular weight free RNA |
Codes:
|
A |
B |
C |
1. |
P |
Q |
R |
2. |
Q |
R |
P |
3. |
Q |
P |
R |
4. |
R |
Q |
P |
15. Match each item in Column I with one in Column II and select the correct match from the codes given:
|
Column I
[Algal class] |
|
Column II
[Feature of flagella] |
A |
Chlorophyceae |
P |
2, unequal, lateral |
B |
Phaeophyceae |
Q |
Absent |
C |
Rhodophyceae |
R |
2-8, equal, apical |
Codes:
|
A |
B |
C |
1. |
R |
P |
Q |
2. |
R |
Q |
P |
3. |
P |
R |
Q |
4. |
Q |
R |
P |
16. Match each item in Column I with one in Column II and select the correct match from the codes given:
|
Column I |
|
Column II |
A |
T H Morgan |
P |
Linkage |
B |
Sturtevant |
Q |
Rediscovery of Mendel laws |
C |
De Vries, Correns and Tschermak |
R |
Cell free system for deciphering genetic code |
D |
Marshall Nirenberg |
S |
Mapping the position of genes on chromosomes |
Codes:
|
A |
B |
C |
D |
1. |
P |
S |
Q |
R |
2. |
P |
S |
R |
Q |
3. |
S |
P |
Q |
R |
4. |
S |
P |
R |
Q |
17. A crop gets infected with a certain virus and the farmers of the area suffer immense financial loss. You have been asked to help the farmers and you decide to improve the crop by raising virus-free plants through plant tissue culture. The explant you will choose must be:
1. |
Meristem |
2. |
Anther |
3. |
Embryo |
4. |
Internode |
18. Match each item in COLUMN I with one in COLUMN II and select the correct match from the codes given:
|
COLUMN I
[Secondary metabolite] |
|
COLUMN II
[Example] |
A |
Lectin |
P |
Ricin |
B |
Toxin |
Q |
Concanavalin A |
C |
Drug |
R |
Morphine |
D |
Alkaloid |
S |
Curcumin |
Codes:
|
A |
B |
C |
D |
1. |
Q |
P |
R |
S |
2. |
Q |
P |
S |
R |
3. |
P |
Q |
R |
S |
4. |
P |
Q |
S |
R |
19. Match each item in COLUMN I with one in COLUMN II and select the correct match from the codes given:
|
COLUMN I
[Modification of plant part] |
|
COLUMN II
[Example] |
A |
Leaf spine |
P |
Pea |
B |
Leaf tendril |
Q |
Bougainvillea |
C |
Stem tendril |
R |
Cucumber |
D |
Stem thorn |
S |
Cactus |
Codes:
|
A |
B |
C |
D |
1. |
P |
R |
Q |
S |
2. |
S |
R |
P |
Q |
3. |
S |
P |
R |
Q |
4. |
S |
P |
Q |
R |
21. Match each item in Column I with one in Column II and select the correct match from the codes given:
|
Column I
[Protist] |
|
Column II
[Feature of wall] |
A |
Diatoms |
P |
Cell wall has stiff cellulose plates on outer surface |
B |
Dinoflagellates |
Q |
Cell wall embedded with silica |
C |
Euglenoids |
R |
Protein rich layer instead of a cell wall |
D |
Slime moulds |
S |
True walls in spores |
Codes:
|
A |
B |
C |
D |
1. |
Q |
P |
R |
S |
2. |
Q |
P |
S |
R |
3. |
P |
Q |
R |
S |
4. |
P |
Q |
S |
R |
22. Match each item in Column I with one in Column II regarding taxonomic categories of wheat and select the correct match from the codes given:
|
Column I |
|
Column II |
A |
Family |
P |
Monocotyledonae |
B |
Order |
Q |
Poaceae |
C |
Class |
R |
Angiospermae |
D |
Division |
S |
Poales |
Codes:
|
A |
B |
C |
D |
1. |
S |
Q |
R |
P |
2. |
S |
Q |
P |
R |
3. |
Q |
S |
P |
R |
4. |
Q |
S |
R |
P |
23. Match each item in Column I with one in Column II and select the correct match from the codes given:
|
Column I
[Fungal class] |
|
Column II
[Example] |
A |
Phycomycetes |
P |
Alternaria |
B |
Ascomycetes |
Q |
Smut fungus |
C |
Basidiomycetes |
R |
Bread mould |
D |
Deuteromycetes |
S |
Truffles |
Codes:
|
A |
B |
C |
D |
1. |
Q |
P |
R |
S |
2. |
S |
R |
P |
Q |
3. |
R |
Q |
S |
P |
4. |
R |
S |
Q |
P |
24. Plant tissue culture may offer certain advantages over traditional methods of propagation, including all the following except:
1. |
The production of plants that exhibit large variations from the parent plants. |
2. |
Quickly production of mature plants. |
3. |
The regeneration of whole plants from plant cells that have been genetically modified. |
4. |
Storage of genetic plant material to safeguard native plant species. |
25. Match each item in Column I with one in Column II and select the correct match from the codes given:
|
Column I |
|
Column II |
A |
Dodo |
P |
Australia |
B |
Thylacine |
Q |
Mauritius |
C |
Quagga |
R |
Russia |
D |
Stellar’s sea cow |
S |
Africa |
Codes:
|
A |
B |
C |
D |
1. |
Q |
P |
S |
R |
2. |
P |
Q |
S |
R |
3. |
Q |
P |
R |
S |
4. |
P |
Q |
R |
S |
26. The distinct monocot character shown by the flowers of Gramineae family is
1. Bisexual flower
2. Actinomorphic flower
3. Hypogynous flower
4. No clear distinction of petal and sepal
27. Match each item in Column I with one in Column II and select the correct match from the codes given:
|
Column I |
|
Column II |
A |
Sweet potato and potato |
P |
Analogy |
B |
Thorn of Bougainvillea and tendrils of Cucurbita |
Q |
Homology |
C |
Dicots |
R |
Cretaceous period |
D |
Monocots |
S |
Tertiary period |
Codes:
|
A |
B |
C |
D |
1. |
P |
Q |
R |
S |
2. |
Q |
R |
S |
P |
3. |
R |
S |
P |
Q |
4. |
S |
P |
Q |
R |
28. Consider the given two statements:
Assertion (A): |
Plants retain the capacity for unlimited growth throughout their life. |
Reason (R): |
Meristems are present at certain locations in plant body. |
1. |
Both (A) and (R) are True and (R) correctly explains the (A). |
2. |
Both (A) and (R) are True but (R) does not correctly explain the (A). |
3. |
(A) is True; (R) is False. |
4. |
(A) is False; (R) is True. |
29. Given below is the photograph of a Judean date palm [Phoenix dactylifera] nicknamed Methuselah at Ketura, Israel. The primary reason for the fame of this plant is that:
1. |
It is the first plant whose entire genome has been sequenced. |
2. |
It is the only type of date palm capable of growing outside the Middle East. |
3. |
This plant is the oldest verified human-assisted germination of a seed. |
4. |
It is a genetically modified plant enriched with Vitamin A. |
30. Match each item in Column I with one in Column II and select the correct match from the codes given:
|
Column I
[Placentation] |
|
Column II
[Example] |
A |
Axile |
P |
Mustard |
B |
Parietal |
Q |
Dianthus |
C |
Free central |
R |
Lemon |
D |
Basal |
S |
Marigold |
Codes:
|
A |
B |
C |
D |
1. |
R |
P |
Q |
S |
2. |
P |
R |
Q |
S |
3. |
P |
Q |
R |
S |
4. |
R |
P |
S |
Q |
31. The number of membrane-enclosed space/s in a chloroplast is/are:
1. 1
2. 2
3. 3
4. 4
32. The correct comparisons between fermentation and aerobic respiration will include:
|
Fermentation |
Aerobic respiration |
A. |
accounts for only a partial breakdown of glucose |
glucose is completely degraded to CO2 and H2O |
B. |
there is a net gain of only two molecules of ATP for each molecule of glucose degraded to pyruvic acid |
there is a net gain of many more molecules of ATP for each molecule of glucose degraded to pyruvic acid |
C. |
NADH is oxidised to NAD+ vigorously |
NADH is oxidised to NAD+rather slowly |
1. Only
A
2. Only
A and
B
3. Only
B and
C
4.
A,
B and
C
33. Match each item in Column I with one in Column II and select the correct match from the codes given:
|
Column I
[Respiratory substrate] |
|
Column II
[RQ Value] |
A |
Carbohydrates |
P |
1 |
B |
Proteins |
Q |
0.9 |
C |
Tripalmitin |
R |
More than 1 |
D |
Organic acids |
S |
0.7 |
Codes:
|
A |
B |
C |
D |
1. |
Q |
P |
R |
S |
2. |
Q |
P |
S |
R |
3. |
P |
Q |
R |
S |
4. |
P |
Q |
S |
R |
34. Match each item in Column I with one in Column II and select the correct match from the codes given:
|
Column I |
|
Column II |
A |
Primary CO2 fixation product in C3 plants |
P |
Mesophyll |
B |
Primary CO2 fixation product in C4 plants |
Q |
3-PGA |
C |
Cell type in which Calvin cycle takes place in C3 plants |
R |
OAA |
D |
Cell type in which Calvin cycle takes place in C4 plants |
S |
Bundle sheath |
Codes:
|
A |
B |
C |
D |
1. |
R |
Q |
S |
P |
2. |
R |
Q |
P |
S |
3. |
Q |
R |
P |
S |
4. |
Q |
R |
S |
P |
35. Consider the two statements:
Assertion(A): |
Breakdown of proton gradient across the thylakoid membrane leads to the synthesis of ATP. |
Reason(R): |
The gradient is broken down due to the movement of protons across the membrane to the stroma through the transmembrane channel of the CF0 of the ATP synthase. |
1. |
Both (A) and (R) are True and (R) correctly explains (A). |
2. |
Both (A) and (R) are True but (R) does not correctly explain (A). |
3. |
(A) is True but (R) is False. |
4. |
Both (A) and (R) are False. |
Biology I - Section B
36. Match each item in Column I with one in Column II and select the correct match from the codes given:
|
Column I
[Component of mitochondrial ETS] |
|
Column II
[Location] |
A |
Ubiquinone |
P |
On the matrix side |
B |
Cytochrome c |
Q |
Within the membrane |
C |
F1 component of ATP synthase |
R |
Outer surface of the inner membrane |
|
|
S |
Inner surface of the outer membrane |
Codes:
|
A |
B |
C |
1. |
P |
Q |
S |
2. |
P |
Q |
R |
3. |
Q |
R |
P |
4. |
Q |
P |
R |
37. Match each item in Column I with one in Column II and select the correct match from the codes given:
|
Column I |
|
Column II |
A |
C3 plants |
P |
Formation of C4 acids at night and C3 cycle during day in same cells |
B |
C4 plants |
Q |
Formation of C4 acids in mesophyll cells and C3 cycle in bundle sheath cells |
C |
CAM plants |
R |
Only Calvin cycle |
Codes:
|
A |
B |
C |
1. |
R |
P |
Q |
2. |
R |
Q |
P |
3. |
Q |
R |
P |
4. |
Q |
P |
R |
38. Match each item in Column I with one in Column II and select the correct match from the codes given:
|
Column I |
|
Column II |
A |
Pollen viability for months |
P |
Prevents both autogamy and geitonogamy |
B |
Pollen viability for less than 30 minutes |
Q |
Rosaceae and Solanaceae |
C |
Monoecious condition |
R |
Prevents autogamy but not geitonogamy |
D |
Dioecious condition |
S |
Rice and Wheat |
Codes:
|
A |
B |
C |
D |
1. |
S |
Q |
R |
P |
2. |
S |
Q |
P |
R |
3. |
Q |
S |
P |
R |
4. |
Q |
S |
R |
P |
39. Match each item in Column I with one in Column II and select the correct match from the codes given:
|
Column I
[Stamen] |
|
Column II
[Description] |
A |
Epiphyllous |
P |
Attached to gynoecium |
B |
Epipetalous |
Q |
Attached to petals |
C |
Staminode |
R |
Attached to perianth |
|
|
S |
Sterile stamen |
|
|
T |
Plants with only male flowers |
Codes:
|
A |
B |
C |
1. |
Q |
R |
S |
2. |
R |
Q |
T |
3. |
R |
Q |
S |
4. |
P |
Q |
S |
40. Match each item in Column I with one in Column II and select the correct match from the codes given:
|
Column I
[Enzyme class] |
|
Column II
[Reaction catalysed] |
A |
Lyases |
P |
Enzymes catalysing the hydrolysis of ester, ether, peptide, glycosidic, C-C, C-halide or P-N bonds. |
B |
Ligases |
Q |
Enzymes catalysing the linking together of 2 compounds, e.g., enzymes which catalyze the joining of C-O, C-S, C-N, P-O, etc. bonds. |
C |
Hydrolases |
R |
Enzymes that catalyze the removal of groups from substrates by mechanisms other than hydrolysis leaving double bonds. |
Codes:
|
A |
B |
C |
1. |
Q |
P |
R |
2. |
P |
Q |
R |
3. |
R |
Q |
P |
4. |
R |
P |
Q |
41. Match each item in Column I with one in Column II regarding
Cycas and select the correct match from the codes given:
|
Column I
[Feature of Cycas] |
|
Column II
[Description] |
A |
Root symbiont |
P |
Mycorrhiza |
B |
Leaves |
Q |
Cyanobacteria |
C |
Stems |
R |
Palmate, fall early |
|
|
S |
Pinnate, persist for few years |
|
|
T |
Unbranched |
|
|
U |
Branched |
Codes:
|
A |
B |
C |
1. |
Q |
S |
T |
2. |
Q |
S |
U |
3. |
Q |
R |
T |
4. |
P |
S |
U |
42. Ethylene:
I: |
is used to initiate flowering and for synchronising fruit-set in pineapples. |
II: |
induces flowering in mangoes. |
1. Only
I is correct
2. Only
II is correct
3. Both
I and
II are incorrect
4. Both
I and
II are correct
43. Match each item in Column I with one in Column II and select the correct match from the codes given:
|
Column I |
|
Column II |
A |
RNA polymerase I |
P |
hnRNA |
B |
RNA polymerase II |
Q |
5SrRNA |
C |
RNA polymerase III |
R |
5.8SrRNA |
Codes:
|
A |
B |
C |
1. |
R |
P |
Q |
2. |
P |
Q |
R |
3. |
Q |
R |
P |
4. |
R |
Q |
P |
44. The epidermal tissue system in plants:
I: |
forms the outer-most covering of the whole plant body. |
II: |
comprises epidermal cells, stomata and the epidermal appendages – the trichomes and hairs. |
III: |
is usually multi-layered. |
IV: |
has parenchymatous cells without a vacuole. |
1. Only
I and
II are correct
2. Only
III and
IV are correct
3. Only
I and
III are correct
4. Only
II and
IV are correct
45. Match each item in Column I with one in Column II and select the correct match from the codes given:
|
Column I
[Type of cellular respiration] |
|
Column II
[terminal electron acceptor] |
A |
Aerobic |
P |
Inorganic molecule other than oxygen |
B |
Anaerobic |
Q |
Oxygen |
C |
Fermentation |
R |
Organic molecule |
Codes:
|
A |
B |
C |
1. |
R |
Q |
P |
2. |
Q |
P |
R |
3. |
Q |
R |
P |
4. |
P |
Q |
R |
46. Match each item in Column I with one in Column II and select the correct match from the codes given:
|
Column I |
|
Column II |
A |
Differentiation |
P |
Formation of tracheary element |
B |
Redifferentiation |
Q |
Formation of cork cambium |
C |
Dedifferentiation |
R |
Formation of secondary cortex |
Codes:
|
A |
B |
C |
1. |
P |
Q |
R |
2. |
P |
R |
Q |
3. |
R |
Q |
P |
4. |
Q |
P |
R |
47. Match each item in Column I with one in Column II and select the correct match from the codes given:
|
Column I |
|
Column II |
A |
Mitochondria |
P |
Photophosphorylation |
B |
Chloroplast |
Q |
Oxidative phosphorylation |
C |
Tonoplast |
R |
Vacuole |
D |
Elaioplast |
S |
Stores lipids |
Codes:
|
A |
B |
C |
D |
1. |
P |
Q |
R |
S |
2. |
P |
Q |
S |
R |
3. |
Q |
P |
S |
R |
4. |
Q |
P |
R |
S |
48. Unlike bryophytes and pteridophytes, in gymnosperms:
I: |
the male and the female gametophytes do not have an independent free-living existence. |
II: |
vascular tissues [xylem and phloem] are present. |
1. Only
I is correct
2. Only
II is correct
3. Both
I and
II are correct
4. Both
I and
II are incorrect
49. Match each item in Column I with one in Column II and select the correct match from the codes given [assume independent assortment wherever applicable]:
|
Column I |
|
Column II |
A |
Number of types of genotypes in F2 progeny of a dihybrid cross |
P |
4 |
B |
Number of types of phenotypes in a dihybrid test cross |
Q |
9 |
C |
Number of types of phenotypes in F2 progeny in three polygenes |
R |
7 |
|
|
S |
8 |
Codes:
|
A |
B |
C |
1. |
Q |
P |
S |
2. |
Q |
P |
R |
3. |
P |
Q |
R |
4. |
P |
Q |
S |
50. Match each item in Column I with one in Column II and select the correct match from the codes given:
|
Column I |
|
Column II |
A |
Bulliform cells |
P |
Phloem tissue in angiosperms |
B |
Lenticels |
Q |
Phloem tissue in gymnosperms |
C |
Albuminous cells |
R |
Folding and unfolding of leaf tissue |
|
|
S |
Exchange of gases |
Codes:
|
A |
B |
C |
1. |
S |
R |
Q |
2. |
S |
R |
Q |
3. |
R |
S |
P |
4. |
R |
S |
Q |
Biology II - Section A
51. Match each item in Column I with one in Column II regarding double helix model of B-DNA and select the correct match from the codes given:
|
Column I |
|
Column II |
A |
Pitch |
P |
2.0 nm |
B |
Diameter |
Q |
3.4 nm |
C |
AT base pair |
R |
Two hydrogen bonds |
D |
GC base pair |
S |
Three hydrogen bonds |
Codes:
|
A |
B |
C |
D |
1. |
Q |
P |
S |
R |
2. |
P |
Q |
R |
S |
3. |
P |
Q |
S |
R |
4. |
Q |
P |
R |
S |
52. Match each item in Column I with one in Column II and select the correct match from the codes given:
|
Column I |
|
Column II |
A. |
Amoebic dysentery |
P. |
Sporozoan |
B. |
Sleeping sickness |
Q. |
Flagellated protozoan |
C. |
Filaria |
R. |
Roundworm |
D. |
Malaria |
S. |
Amoeboid protozoan |
Codes:
|
A |
B |
C |
D |
1. |
S |
Q |
R |
P |
2. |
S |
Q |
P |
R |
3. |
Q |
S |
P |
R |
4. |
Q |
S |
R |
P |
53. Match each item in Column I with one in Column II and select the correct match from the codes given:
|
Column I |
|
Column II |
A |
Zygotene |
P |
Recombination |
B |
Pachytene |
Q |
Terminalisation of chiasmata |
C |
Diplotene |
R |
Synapsis |
D |
Diakinesis |
S |
Appearance of chiasmata |
Codes:
|
A |
B |
C |
D |
1. |
P |
R |
Q |
S |
2. |
R |
P |
S |
Q |
3. |
P |
R |
S |
Q |
4. |
R |
P |
Q |
S |
54. Match each item in Column I with one in Column II and select the correct match from the codes given:
|
Column I |
|
Column II |
A |
Heat shock |
P |
Transforming plant cells |
B |
Agrobacterium |
Q |
Transforming bacterial cells |
C |
Restriction enzyme |
R |
Cuts dsDNA at specific recognition sequences |
D |
DNA ligase |
S |
Joins two pieces of DNA with same sticky ends |
Codes:
|
A |
B |
C |
D |
1. |
P |
Q |
S |
R |
2. |
P |
Q |
R |
S |
3. |
Q |
P |
S |
R |
4. |
Q |
P |
R |
S |
55. Match each item in Column I with one in Column II and select the correct match from the codes given:
|
Column I |
|
Column II |
A |
Leydig cells |
P |
The process by which sperms are released from the Sertoli cells into the lumen of seminiferous tubule |
B |
Sertoli cells |
Q |
Transformation of spermatids into sperms |
C |
Spermiation |
R |
Secrete androgen |
D |
Spermiogenesis |
S |
Secrete inhibin |
Codes:
|
A |
B |
C |
D |
1. |
R |
S |
P |
Q |
2. |
R |
S |
Q |
P |
3. |
S |
R |
Q |
P |
4. |
S |
R |
P |
Q |
56. Match each item in Column I with one in Column II and select the correct match from the codes given:
|
Column I
[Mechanism of sex determination] |
|
Column II
[Example] |
A |
Haplo-diploidy |
P |
Birds |
B |
XX-XO male heterogamety |
Q |
Humans |
C |
XX-XY male heterogamety |
R |
Grasshoppers |
D |
ZZ-ZW female heterogamety |
S |
Honey bees |
Codes:
|
A |
B |
C |
D |
1. |
S |
R |
Q |
P |
2. |
S |
R |
P |
Q |
3. |
R |
S |
Q |
P |
4. |
R |
S |
P |
Q |
57. Match each item in Column I with one in Column II and select the correct match from the codes given:
|
Column I
[Primate/hominid] |
|
Column II
[Characteristic] |
A |
Ramapithecus |
P |
More man like |
B |
Homo habilis |
Q |
Brain size 650 – 800 cc |
C |
Homo erectus |
R |
Brain size 900 cc |
D |
Dryopithecus |
S |
More ape like |
Codes:
|
A |
B |
C |
D |
1. |
Q |
P |
S |
R |
2. |
P |
Q |
R |
S |
3. |
P |
Q |
S |
R |
4. |
Q |
P |
R |
S |
58. Match each item in Column I with one in Column II and select the correct match from the codes given:
|
Column I |
|
Column II |
A |
Secretin |
P |
Stimulates pancreas to secrete water and bicarbonate ions |
B |
Cholecystokinin |
Q |
Vasodilator |
C |
ANF |
R |
Stimulates bone marrow |
D |
Erythropoietin |
S |
Contraction of gall bladder |
Codes:
|
A |
B |
C |
D |
1. |
P |
S |
R |
Q |
2. |
P |
S |
Q |
R |
3. |
S |
P |
Q |
R |
4. |
S |
P |
R |
Q |
59. Match each item in Column I with one in Column II and select the correct match from the codes given:
|
Column I |
|
Column II |
A |
Ribosome |
P |
Acid hydrolases |
B |
Lysosome |
Q |
Protein synthesis |
C |
Centrosome |
R |
Chromatin subunit |
D |
Nucleosome |
S |
Cell division |
Codes:
|
A |
B |
C |
D |
1. |
Q |
P |
S |
R |
2. |
P |
Q |
R |
S |
3. |
P |
Q |
S |
R |
4. |
Q |
P |
R |
S |
60. Drug abuse is characterised by:
I: |
Self-medication |
II: |
Consuming drugs for non-medicinal purposes |
III: |
Use in amounts/frequency that impairs one’s physical, physiological or psychological functions |
1. Only
I and
II
2. Only
I and
III
3. Only
II and
III
4.
I, II and
III
61. Match each item in Column I with one given in Column II and select the correct match from the codes given:
|
Column I |
|
Column II |
A |
Lub |
P |
Closure of AV valves |
B |
Dub |
Q |
Closure of semilunar valves |
C |
Passive ventricular filling |
R |
70 % |
D |
Active ventricular filling |
S |
30 % |
Codes:
|
A |
B |
C |
D |
1. |
Q |
P |
S |
R |
2. |
P |
Q |
R |
S |
3. |
P |
Q |
S |
R |
4. |
Q |
P |
R |
S |
62. Match each item in Column I with one in Column II and select the correct match from the codes given:
|
Column I
[Organ] |
|
Column II
[Lining epithelium] |
A |
PCT |
P |
Simple squamous |
B |
Small intestine |
Q |
Ciliated columnar |
C |
Alveoli |
R |
Columnar brush bordered |
D |
Fallopian tube |
S |
Cuboidal brush bordered |
Codes:
|
A |
B |
C |
D |
1. |
R |
S |
P |
Q |
2. |
R |
S |
Q |
P |
3. |
S |
R |
P |
Q |
4. |
S |
R |
Q |
P |
63. Match each item in Column I with one in Column II and select the correct match from the codes given:
|
Column I |
|
Column II |
A |
Syphilis |
P |
Protozoan STI |
B |
Trichomoniasis |
Q |
Bacterial STI |
C |
LNG-20 |
R |
Hormone releasing IUD |
D |
Multiload 375 |
S |
Copper releasing IUD |
Codes:
|
A |
B |
C |
D |
1. |
Q |
P |
S |
R |
2. |
P |
Q |
R |
S |
3. |
P |
Q |
S |
R |
4. |
Q |
P |
R |
S |
64. Match each item in Column I with one in Column II and select the correct match from the codes given:
|
Column I
[Partial pressure of oxygen in] |
|
Column II
[Value in mm Hg] |
A |
Atmospheric air |
P |
104 |
B |
Alveoli |
Q |
159 |
C |
Oxygenated blood |
R |
95 |
D |
Tissues |
S |
40 |
Codes:
|
A |
B |
C |
D |
1. |
Q |
P |
S |
R |
2. |
P |
Q |
R |
S |
3. |
P |
Q |
S |
R |
4. |
Q |
P |
R |
S |
65. Match each item in Column I with one in Column II and select the correct match from the codes given:
|
Column I |
|
Column II |
A |
India’s share of global biodiversity |
P |
8.1 % |
B |
India’s share of world land area |
Q |
Species area relationship |
C |
Alexander Humboldt |
R |
Rivet popper hypothesis |
D |
Paul Ehrlich |
S |
2.4 % |
Codes:
|
A |
B |
C |
D |
1. |
S |
P |
Q |
R |
2. |
S |
P |
R |
Q |
3. |
P |
S |
Q |
R |
4. |
P |
S |
R |
Q |
66. Match each item in Column I with one in Column II and select the correct match from the codes given:
|
Column I |
|
Column II |
A |
Klinefelter’s syndrome |
P |
Autosomal recessive |
B |
Turner’s syndrome |
Q |
44 A + XO |
C |
Phenylketonuria |
R |
44 A + XXY |
D |
Red green colour blindness |
S |
X-linked recessive |
Codes:
|
A |
B |
C |
D |
1. |
R |
Q |
S |
P |
2. |
Q |
R |
P |
S |
3. |
R |
Q |
P |
S |
4. |
Q |
R |
S |
P |
67. Match each item in Column I with one in Column II and select the correct match from the codes given:
|
Column I
[Life history variation] |
|
Column II
[Example] |
A |
Breed only once in their lifetime |
P |
Most birds and mammals |
B |
Breed many times during their lifetime |
Q |
Pacific salmon fish, bamboo |
C |
Produce a large number of small-sized offspring |
R |
Oysters, pelagic fishes |
Codes:
|
A |
B |
C |
1. |
Q |
P |
R |
2. |
Q |
R |
P |
3. |
P |
R |
Q |
4. |
R |
P |
Q |
68. Match each item in Column I with one in Column II and select the correct match from the codes given:
|
Column I |
|
Column II |
A |
Morphine |
P |
Interferes with dopamine transport |
B |
Alcohol |
Q |
Causes release of adrenaline and noradrenaline |
C |
Nicotine |
R |
Cirrhosis of liver |
D |
Cocaine |
S |
Pain killer |
Codes:
|
A |
B |
C |
D |
1. |
S |
R |
Q |
P |
2. |
S |
R |
P |
Q |
3. |
R |
S |
Q |
P |
4. |
R |
S |
P |
Q |
69. Match each item in Column I with one in Column II and select the correct match from the codes given:
|
Column I |
|
Column II |
A |
Multipolar neuron |
P |
Retina |
B |
Bipolar neuron |
Q |
Embryonic stages |
C |
Unipolar neuron |
R |
Dorsal root ganglion of spinal nerve |
D |
Pseudounipolar neuron |
S |
Cerebral cortex |
Codes:
|
A |
B |
C |
D |
1. |
P |
S |
Q |
R |
2. |
P |
S |
R |
Q |
3. |
S |
P |
R |
Q |
4. |
S |
P |
Q |
R |
70. Match each item in Column I with one in Column II and select the correct match from the codes given:
|
Column I
[Blood type] |
|
Column II
[Can receive blood from] |
A |
A |
P |
A and O |
B |
B |
Q |
Only O |
C |
AB |
R |
A, B, AB and O |
D |
O |
S |
B and O |
Codes:
|
A |
B |
C |
D |
1. |
S |
P |
Q |
R |
2. |
P |
S |
R |
Q |
3. |
P |
Q |
S |
R |
4. |
S |
P |
R |
Q |
71. Match each item in Column I with one in Column II and select the correct match from the codes given:
|
Column I |
|
Column II |
A |
Protonephridia |
P |
Prawn |
B |
Nephridia |
Q |
Cockroach |
C |
Malpighian tubules |
R |
Earthworm |
D |
Green gland |
S |
Amphioxus |
Codes:
|
A |
B |
C |
D |
1. |
S |
R |
Q |
P |
2. |
S |
R |
P |
Q |
3. |
P |
Q |
S |
R |
4. |
Q |
P |
R |
S |
72. Match each item in Column I with one in Column II and select the correct match from the codes given:
|
Column I |
|
Column II |
A |
Joints between carpal bones |
P |
Ball and socket |
B |
Joint between carpal and metacarpal of thumb |
Q |
Saddle |
C |
Joint between atlas and axis vertebra |
R |
Gliding |
D |
Joint between head of humerus and glenoid cavity |
S |
Pivot |
Codes:
|
A |
B |
C |
D |
1. |
Q |
R |
S |
P |
2. |
Q |
R |
P |
S |
3. |
R |
Q |
S |
P |
4. |
R |
Q |
P |
S |
73. Match each item in Column I with one in Column II and select the correct match from the codes given:
|
Column I |
|
Column II |
A |
Convergent evolution |
P |
Eye of vertebrate and eye of mollusc |
B |
Divergent evolution |
Q |
Darwin finches |
C |
Industrial melanism |
R |
Vertebrate hearts |
D |
Adaptive radiation |
S |
Peppered moth |
Codes:
|
A |
B |
C |
D |
1. |
R |
P |
S |
Q |
2. |
P |
R |
Q |
S |
3. |
P |
R |
S |
Q |
4. |
R |
P |
Q |
S |
74. Match each item in Column I with one in Column II and select the correct match from the codes given:
|
Column I |
|
Column II |
A |
LH surge |
P |
Menstrual flow |
B |
Withdrawal of progesterone |
Q |
Development of follicle |
C |
Estrogen |
R |
Ovulation |
D |
FSH |
S |
Regeneration of endometrium through proliferation |
Codes:
|
A |
B |
C |
D |
1. |
P |
R |
Q |
S |
2. |
P |
R |
S |
Q |
3. |
R |
P |
Q |
S |
4. |
R |
P |
S |
Q |
75. Match each item in Column I with one in Column II and select the correct match from the codes given:
|
Column I |
|
Column II |
A |
Notochord present only in larval tail |
P |
Urochordata |
B |
Notochord present from head to tail and persists throughout life |
Q |
Cephalochordata |
C |
Placoid scales |
R |
Osteichthyes |
D |
Cycloid/Ctenoid scales |
S |
Chondrichthyes |
Codes:
|
A |
B |
C |
D |
1. |
Q |
P |
S |
R |
2. |
P |
Q |
R |
S |
3. |
P |
Q |
S |
R |
4. |
Q |
P |
R |
S |
77. Match each item in Column I with one in Column II regarding innate immunity and select the correct match from the codes given:
|
Column I |
|
Column II |
A |
Physical barrier |
P |
Macrophages, Neutrophils |
B |
Physiological barrier |
Q |
Acid in stomach, saliva |
C |
Cellular barrier |
R |
Interferons |
D |
Cytokine barrier |
S |
Skin and mucus membrane |
Codes:
|
A |
B |
C |
D |
1. |
Q |
S |
P |
R |
2. |
Q |
S |
R |
P |
3. |
S |
Q |
R |
P |
4. |
S |
Q |
P |
R |
78. Match each item in Column I with one in Column II and select the correct match from the codes given:
|
Column I
[Disease] |
|
Column II
[Mode of transmission] |
A |
Dengue |
P |
Droplet |
B |
Ascariasis |
Q |
Vector borne |
C |
Pneumonia |
R |
Soil and articles of infected person |
D |
Ringworm |
S |
Contaminated food and water |
Codes:
|
A |
B |
C |
D |
1. |
S |
Q |
P |
R |
2. |
S |
Q |
R |
P |
3. |
Q |
S |
P |
R |
4. |
Q |
S |
R |
P |
79. Match each item in Column I with one in Column II and select the correct match from the codes given:
|
Column I
[mRNA codon] |
|
Column II
[Role] |
A |
AUG |
P |
Initiator codon |
B |
GUG |
Q |
Stop codon |
C |
GAG |
R |
Codes for valine |
D |
UAG |
S |
Codes for glutamic acid |
Codes:
|
A |
B |
C |
D |
1. |
R |
P |
Q |
S |
2. |
P |
R |
S |
Q |
3. |
R |
P |
S |
Q |
4. |
P |
R |
Q |
S |
80. Match each item in Column I with one in Column II and select the correct match from the codes given:
|
Column I |
|
Column II |
A |
Red muscle fibre |
P |
Excess of myoglobin |
B |
White muscle fibre |
Q |
Excess of sarcoplasmic reticulum |
C |
Tail of myosin |
R |
Heavy meromyosin |
D |
Head of myosin |
S |
Light meromyosin |
Codes:
|
A |
B |
C |
D |
1. |
Q |
P |
S |
R |
2. |
P |
Q |
R |
S |
3. |
P |
Q |
S |
R |
4. |
Q |
P |
R |
S |
81. Dysfunction of which of the following parts of the human brain is most likely to affect learning and memory?
1. Pons
2. Hippocampus
3. Cerebellum
4. Hypothalamus
82. Amongst the ‘Evil Quartet’, which of the following is the most important cause that is driving plants and animals to extinction in contemporary times?
1. |
Habitat loss and fragmentation |
2. |
Over-exploitation |
3. |
Alien species invasion |
4. |
Co-extinctions |
83. Effector lymphocytes of the innate immune system in system are called as:
1. T lymphocytes
2. B lymphocytes
3. Natural killer cells
4. Dendritic cells
84. Match each item in Column I with one in Column II and select the correct match from the codes given:
|
Column I |
|
Column II |
A |
PCR |
P |
E.coli plasmid |
B |
ELISA |
Q |
DNA amplification |
C |
Human insulin |
R |
Retrovirus |
D |
Gene therapy |
S |
Antigen-antibody interaction |
Codes:
|
A |
B |
C |
D |
1. |
Q |
S |
R |
P |
2. |
Q |
S |
P |
R |
3. |
S |
Q |
P |
R |
4. |
S |
Q |
R |
P |
85. Match each item in Column I with one in Column II and select the correct match from the codes given:
|
Column I |
|
Column II |
A |
Panspermia |
P |
Life comes out of decaying and rotting matter |
B |
Spontaneous generation |
Q |
Life was created as such, has not changed since then, earth is 4000 years old |
C |
Oparin-Haldane hypothesis |
R |
First life came from pre-existing non-living organic molecules preceded by chemical evolution |
D |
Special creation |
S |
Life came from outer space |
Codes:
|
A |
B |
C |
D |
1. |
P |
S |
Q |
R |
2. |
P |
S |
R |
Q |
3. |
S |
P |
Q |
R |
4. |
S |
P |
R |
Q |
Biology II - Section B
86. Match each item in Column I with one in Column II and select the correct match from the codes given:
|
Column I |
|
Column II |
A |
ADA deficiency |
P |
Plasmid of E.coli used as vector |
B |
Production of human insulin |
Q |
Human protein enriched milk |
C |
Transgenic cow |
R |
Retroviral vector |
D |
Transgenic sheep |
S |
Alpha-1-antitrypsin |
Codes:
|
A |
B |
C |
D |
1. |
P |
R |
Q |
S |
2. |
R |
P |
S |
Q |
3. |
P |
R |
S |
Q |
4. |
R |
P |
Q |
S |
87. Match each item in Column I with one in Column II and select the correct match from the codes given:
|
Column I |
|
Column II |
A |
Respiratory rhythm centre |
P |
Medulla oblongata |
B |
Pneumotaxic centre |
Q |
Pons |
C |
Amount of oxygen delivered by 100 ml oxygenated blood to the tissues |
R |
5 ml |
D |
Amount of carbon dioxide delivered by 100 ml deoxygenated blood to the alveoli |
S |
4 ml |
Codes:
|
A |
B |
C |
D |
1. |
P |
Q |
S |
R |
2. |
Q |
P |
S |
R |
3. |
Q |
P |
R |
S |
4. |
P |
Q |
R |
S |
88. Match each item in Column I with one in Column II and select the correct match from the codes given:
|
Column I |
|
Column II |
A |
Glucagon |
P |
Hyperglycaemic |
B |
Insulin |
Q |
Hypoglycaemic |
C |
Parathyroid hormone |
R |
Hypercalcaemic |
D |
Thyrocalcitonin |
S |
Hypocalcaemic |
Codes:
|
A |
B |
C |
D |
1. |
P |
Q |
R |
S |
2. |
P |
Q |
S |
R |
3. |
Q |
P |
S |
R |
4. |
Q |
P |
R |
S |
89. Match each item in Column I with one in Column II and select the correct match from the codes given:
|
Column I
[Biome] |
|
Column II
[Mean annual temperature 0C] |
A |
Tropical forest |
P |
20 – 25 |
B |
Temperate forest |
Q |
10 – 20 |
C |
Grassland |
R |
0 – 25 |
D |
Desert |
S |
5 – 20 |
Codes:
|
A |
B |
C |
D |
1. |
Q |
P |
S |
R |
2. |
P |
Q |
R |
S |
3. |
P |
Q |
S |
R |
4. |
Q |
P |
R |
S |
90. Match each item in Column I with one in Column II and select the correct match from the codes given:
|
Column I |
|
Column II |
A |
Extinct reptile group crocodiles are descendents of |
P |
Therapsids |
B |
Extinct reptile group mammals are descendents of |
Q |
350 mya |
C |
The dinosaurs suddenly disappeared from the earth |
R |
Thecodonts |
D |
Jawless fish probably evolved around |
S |
65 mya |
Codes:
|
A |
B |
C |
D |
1. |
P |
R |
Q |
S |
2. |
R |
P |
S |
Q |
3. |
P |
R |
S |
Q |
4. |
R |
P |
Q |
S |
91. Consider the two statements:
Statement I: |
The vascular system of frog is well-developed and closed type. |
Statement II: |
Frogs do not have a lymphatic system. |
1. |
Statement I is correct, Statement II is correct |
2. |
Statement I is incorrect, Statement II is correct |
3. |
Statement I is correct, Statement II is incorrect |
4. |
Statement I is incorrect, Statement II is incorrect |
92. Match each item in Column I with one in Column II regarding salient features of human genome and select the correct match from the codes given:
|
Column I |
|
Column II |
A |
SNP |
P |
231 |
B |
Number of genes on chromosome 1 |
Q |
2968 |
C |
Percent of the genome that codes for proteins |
R |
3.9 million locations |
|
|
S |
1.4 million location |
|
|
T |
Less than 2 |
|
|
U |
More than 50 |
Codes:
|
A |
B |
C |
1. |
S |
Q |
U |
2. |
R |
Q |
T |
3. |
S |
P |
T |
4. |
S |
Q |
T |
93. Match each item in Column I with one in Column II and select the correct match from the codes given:
|
Column I |
|
Column II |
A |
Heart failure |
P |
Sudden stoppage of heart beating |
B |
Heart attack |
Q |
Heart muscle is damaged by inadequate blood supply |
C |
Cardiac arrest |
R |
Electrical signals in heart are blocked |
|
|
S |
Heart can't pump enough oxygen-rich blood to meet body's needs |
Codes:
|
A |
B |
C |
1. |
R |
Q |
P |
2. |
R |
P |
S |
3. |
S |
Q |
P |
4. |
S |
Q |
R |
94. Match each item in Column I with one in Column II and select the correct match from the codes given:
|
Column I |
|
Column II |
A |
Griffith |
P |
Bacterial transformation |
B |
Hershey and Chase |
Q |
Proved DNA replication is semi-conservative |
C |
Meselson and Stahl |
R |
DNA and not protein is the genetic material |
D |
Watson and Crick |
S |
Proposed DNA replication is semi-conservative |
Codes:
|
A |
B |
C |
D |
1. |
P |
R |
Q |
S |
2. |
R |
P |
S |
Q |
3. |
P |
R |
S |
Q |
4. |
R |
P |
Q |
S |
95. Match each item in Column I with only one in Column II and select the correct match from the codes given:
|
Column I |
|
Column II |
A |
Limbless amphibian |
P |
Ichthyophis |
B |
Oviparous mammal |
Q |
Salamandra |
C |
Flying fish |
R |
Bony fish |
|
|
S |
Cartilaginous fish |
|
|
T |
Ornithorhynchus |
|
|
U |
Macropus |
Codes:
|
A |
B |
C |
1. |
P |
T |
R |
2. |
P |
U |
S |
3. |
Q |
T |
S |
4. |
Q |
P |
R |
96. Match each item in Column I with only one in Column II and select the correct match from the codes given:
|
Column I
[Covering of plant cell] |
|
Column II
[Location] |
A. |
Primary cell wall |
P. |
On the inner [towards membrane] side of the cell |
B. |
Secondary cell wall |
Q. |
Between the primary and the secondary cell wall |
C. |
Middle lamella |
R. |
On the outer [towards middle lamella] side of the cell |
|
|
S. |
Between middle lamella and secondary cell wall |
|
|
T. |
Holding adjacent plant cells |
Codes:
|
A |
B |
C |
1. |
R |
P |
Q |
2. |
R |
S |
Q |
3. |
S |
R |
T |
4. |
S |
P |
T |
97. Match each item in Column I with one in Column II and select the correct match from the codes given:
|
Column I |
|
Column II |
A |
Palmitic acid |
P |
Has 16 carbons excluding carboxyl carbon |
B |
Beta pleated sheet |
Q |
Has 16 carbons including carboxyl carbon |
C |
Arachidonic acid |
R |
Secondary structure of a protein |
|
|
S |
Tertiary structure of a protein |
|
|
T |
Has 20 carbons including carboxyl carbon |
Codes:
|
A |
B |
C |
1. |
Q |
R |
T |
2. |
Q |
R |
P |
3. |
P |
R |
Q |
4. |
R |
P |
Q |
98. The heart, trachea, esophagus and associated structures are located in the space between the two lungs called as:
1. mediastinum
2. pleural cavity
3. thoracic cavity
4. parietal cavity
99. Match each item in Column I with ONLY one in Column II and select the correct match from the codes given:
|
Column I |
|
Column II |
A |
P wave |
P |
Ventricular repolarisation |
B |
QRS complex |
Q |
Atrial depolarisation |
C |
T wave |
R |
Atrial repolarisation |
|
|
S |
Ventricular depolarisation |
Codes:
|
A |
B |
C |
1. |
P |
Q |
R |
2. |
Q |
S |
R |
3. |
Q |
R |
S |
4. |
Q |
S |
P |
100. Match each item in Column I with one in Column II and select the correct match from the codes given:
|
Column I
[Phase of meiosis I] |
|
Column II
[Key event] |
A |
Metaphase I |
P |
The chromosomes align at the equator and the microtubules from opposite poles of the spindle get attached to the kinetochores of sister chromatids. |
B |
Anaphase I |
Q |
The bivalent chromosomes align on the equatorial plate. |
C |
Telophase I |
R |
Splitting of centromere. |
|
|
S |
Homologous chromosomes separate |
|
|
T |
Nuclear membrane reappears |
Codes:
|
A |
B |
C |
1. |
P |
Q |
R |
2. |
Q |
S |
T |
3. |
Q |
R |
T |
4. |
P |
S |
T |
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