Match the columns.
Cloumn ‘A’ | Column ‘B’ | ||
(a) | Tight junctions | (i) | Macula adherens |
(b) | Gap junctions | (ii) | Stop substances leaking in columnar epithelium |
(c) | Inter digitations | (iii) | Common in transitional epithelium |
(d) | Adhering junctions | (iv) | Rapid transfer of ions and molecules |
a b c d
1. i ii iii iv
2. ii iv iii i
3. ii iv i iii
4. ii i iii iv
Select the correct route for the passage of sperms in male frogs:
1. | Testes → Vasa efferentia → Kidney → Seminal Vesicle → Urinogenital duct → Cloaca |
2. | Testes → Vasa efferentia → Bidder's canal → Ureter → Cloaca |
3. | Testes → Vasa efferentia → Kidney → Bidder's canal → Urinogenital duct → Cloaca |
4. | Testes → Bidder's canal→ Kidney→ Vasa efferentia → Urinogenital duct→ Cloaca |
Which type of tissue is correctly matched with its location?
Tissue | Location | |
1. | Areolar tissue | Tendons |
2. | Transitional epithelium | Tip of nose |
3. | Cuboidal epithelium | Lining of stomach |
4. | Smooth muscle | Wall of intestine |
The function of the gap junction is to?
1. | Perform cementing to keep neighbouring cells together |
2. | Facilitate communication between adjoining cells by connecting the cytoplasm for rapid transfer of ions, small molecules and some large molecules |
3. | Separate two cells from each other |
4. | Stop substances from leaking across a tissue |
Compared to those of humans, the erythrocytes in frogs are:
1. Without nucleus but with haemoglobin
2. Nucleated and with haemoglobin
3. Very much smaller and fewer
4. Nucleated and without haemoglobin
Match each item in Column I with one in Column II and select the correct answer from the codes given:
Tissue | Location | ||
A | Cuboidal brush bordered epithelium | P | Proximal convoluted tubule of the nephron |
B | Ciliated columnar epithelium | Q | Fallopian tubes |
C | Dense regular connective tissue | R | Tendon |
D | Dense irregular connective tissue | S | Skin |
Codes:
A | B | C | D | |
1. | P | Q | R | S |
2. | Q | P | S | R |
3. | Q | P | R | S |
4. | P | Q | S | R |
The type of epithelial cells which line the inner
surface of fallopian tubes, bronchioles and small
bronchi are known as :-
1. Squamous epithelium
2. Columnar epithelium
3. Ciliated epithelium
4. Cubical epithelium
In the given diagram of areolar tissue, identify a phagocytic cell:
1. A
2. B
3. C
4. D
Which of the following animal is correctly matched to their corresponding respiratory organ ?
1. Earthworm - Open circulatory system with
haemoglobin
2. Cockroach - Three pairs of spiracles in each
thorax
3. Frog in water - Skin and lungs
4. Frog on land - Skin, buccal cavity, lungs
Which of the following is not a feature of cardiac muscles?
(1) Muscles of heart
(2) Muscles assemble in a unbranched pattern
(3) Striated
(4) Involuntary