Read the following five statements (I to V) and select the option with all correct statements. 

I: Mosses and lichens are the first organisms to colonise bare rock. 
II: Selaginella is a homosporous pteridophyte. 
III: Coralloid roots in Cycas have VAM. 
IV: Main plant body in bryophytes is gametophytic, whereas in
pteridophytes it is sporophytic. 
V: In gymnosperms, male and female gametophytes are present
within sporangia located on sporophytes.
1. I, III and IV 2. II, III and IV
3. I, IV and V 4. II, III and V
Subtopic:  Bryophytes | Pteridophytes | Gymnosperms |
 58%
From NCERT
NEET - 2015
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Which one of the following statements is wrong?
1. Algin and carrageenan are products of algae
2. Agar-agar is obtained from Gelidium and Gracilaria
3. Chlorella and Spirulina are used as space food
4. Mannitol is stored food in Rhodophyceae

Subtopic:  Algae | Rhodophyceae: Red Algae and Importance of Algae |
 89%
From NCERT
NEET - 2015
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Male gametes are flagellated in:
1. Polysiphonia
2. Anabaena
3. Ectocarpus
4. Spirogyra

Subtopic:  Pheophyceae: Brown Algae |
 71%
From NCERT
NEET - 2015
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Which one of the following shows isogamy with non-flagellated gametes?

1. Sargassum

2. Ectocarpus

3. Ulothrix

4. Spirogyra

Subtopic:  Algae |
 77%
From NCERT
AIPMT - 2014
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Which of the following is responsible for peat formation?

1. Marchantia

2. Riccia

3. Funaria

4. Sphagnum

Subtopic:  Bryophytes (Liverworts) | Bryophytes (Anthoceropsida) |
 84%
AIPMT - 2014
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An alga which can be employed as food for human beings:

1. Ulothrix

2. Chlorella

3. Spirogyra

4. Polysiphonia

Subtopic:  Algae | Chlorophyceae: Green Algae: I | Chlorophyceae: Green Algae: II | Chlorophyceae: Green Algae: III |
 85%
From NCERT
AIPMT - 2014
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Besides paddy fields, cyanobacteria are also found inside vegetative part of:
1. Cycas 2. Equisetum
3. Psilotum 4. Pinus
Subtopic:  Gymnosperms: I | Gymnosperms |
 77%
From NCERT
AIPMT - 2013
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Isogamous condition with non-flagellated gametes are found in:
1. Spirogyra
2. Volvox
3. Fucus
4. Chlamydomonas
Subtopic:  Chlorophyceae: Green Algae: I | Chlorophyceae: Green Algae |
 86%
AIPMT - 2013
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Monoecious plant of Chara shows the occurrence of:

1. Stamen and carpel of the same plant
2. upper antheridium and lower oogonium on the same plant
3. upper ooganium and lower antheridium on the same plant
4. antheridiophore and archegoniophore on the same plant

Subtopic:  Chlorophyceae: Green Algae: I | Chlorophyceae: Green Algae |
 74%
AIPMT - 2013
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Read the following statements (A-E) and answer the question which follows them. 

A: In liverworts, mosses, and ferns gametophytes are free-living 
B: Gymnosperms and some ferns are hetero-sperms 
C: Sexual reproduction in Fucus, Volvox and Albugo is oogamous 
D: The sporophyte in liverworts is more elaborate than that in mosses 
E: Both, Pinus and Marchantia are dioecious 

How many of the above statements are correct?

1. Two 

2. Three

3. Four

4. One

Subtopic:  Algae | Bryophytes | Gymnosperms: I | Gymnosperms |
 56%
From NCERT
AIPMT - 2013
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NEET 2023 - Target Batch - Aryan Raj Singh