Select the correct statement:
1. Salvinia, Ginkgo and Pinus all are gymnosperms
2. Sequoia is one of the tallest trees
3. The leave of gymnosperms are not well adapted to extremes of climate
4. Gymnosperms are both homosporous and heterosporous

Subtopic:  Examples of Gymnosperms |
 87%
Level 1: 80%+
NEET - 2016
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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 |
 59%
Level 3: 35%-60%
NEET - 2015
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In which of the following gametophyte is not independent free-living?

1. Funaria 2. Marchantia
3. Pteris 4. Pinus
Subtopic:  Gymnosperms: I | Gymnosperms |
 74%
Level 2: 60%+
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 |
 90%
Level 1: 80%+
NEET - 2015
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Male gametes are flagellated in:
1. Polysiphonia
2. Anabaena
3. Ectocarpus
4. Spirogyra

Subtopic:  Pheophyceae: Brown Algae |
 71%
Level 2: 60%+
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 |
 78%
Level 2: 60%+
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 |
 86%
Level 1: 80%+
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 |
 79%
Level 2: 60%+
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 heterosporous 
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 |
 57%
Level 3: 35%-60%
AIPMT - 2013
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Which one of the following is the correct statement?

1. Pteridophyte gametophyte has a protonemal and leafy stage
2. In gymnosperms, female gametophyte is free-living
3. Antheridiophores and protonema are present in pteridophytes
4. Origin of seed habit can be traced in pteridophytes

Subtopic:  Pteridophytes |
 74%
Level 2: 60%+
AIPMT - 2012
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