Gametophytes are dependent on sporophyte in all 
1. Seed plants 
2. Vascular plants 
3. Embryophytes 
4. Heterosporous plants 

Subtopic:  General Account of Angiosperms (OLD NCERT) | Gymnosperms |
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Each embryo sac consists of 
1. Synergids and an egg cell 
2. Polar nuclei, secondary nucleus and an egg cell
3. Egg apparatus, three antipodals and two polar nuclei 
4. Egg apparatus and antipodals 
Subtopic:  General Account of Angiosperms (OLD NCERT) |
 84%
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The gametophytic phase can be represented by the single to few celled gametophyte or few to multicelled gametophyte as in 
1. Fucus and seed plants respectively 
2. Seed plants and Fucus respectively 
3. Ectocarpus and Fucus respectively 
4. Spirogyra and Fucus respectively 
Subtopic:  Life Cycle Patterns in Plants (OLD NCERT) |
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In which of the following the gametophyte is photosynthetic but not dominant body? 
1. Pteridophytes 
2. Mosses 
3. Liverworts 
4. Green algae 
Subtopic:  Pteridophytes |
 83%
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Which one is the oldest in following?
1. Gymnosperms
2. Angiosperms
3. Bryophytes
4. None of these
Subtopic:  Bryophytes |
 86%
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Match the storage products listed under column I with the organism given under column II:
Column I Column II
A. Glycogen 1. Sargssum
B. Pyrenoids 2. Nostoc
C. Laminarin and mannitol 3. Polysiphonia
D. Floridean starch 4. Spirogyra
5.  Agaricus
1. A-3, B-4, C-1, D-5
2. A-4, B-3, C-5, D-2
3. A-5, B-4, C-1, D-3
4. A-2, B-1, C-4, D-3
Subtopic:  Algae | Pheophyceae: Brown Algae | Rhodophyceae: Red Algae and Importance of Algae | Chlorophyceae: Green Algae |
 70%
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Heterotrichous thallus is shown by which organism:
1. Chlamydomonas
2. Ectocarpus
3. Spirogyra
4. Volvox
Subtopic:  Pheophyceae: Brown Algae |
 69%
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Eye spot is seen in:
1. Chlamydomonas
2. Ulothrix
3. Spirogyra
4. Polysiphonia
Subtopic:  Chlorophyceae: Green Algae |
 51%
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Shape of chloroplast of Ulothrix is
1. Star-shaped
2. band-shaped
3. girdle-shaped
4. spinal shaped
Subtopic:  Chlorophyceae: Green Algae |
 60%
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Which one is parasitic alga?
1. Oedogonium
2. Cephaleuros
3. Spirogyra
4. Cladophora
Subtopic:  Algae |
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