An air bladder is seen in the fronds of: 
1. Volvox
2. Spirogyra
3. Ulothrix
4. Fucus

Subtopic:  Pheophyceae: Brown Algae |
 85%
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Pollen grain is a reduced male gametophyte in: 
I: Gymnosperms 
II: Angiosperms 
 
1. Only I 
2. Only II 
3. Both I and II are correct 
4. Both I nor II are incorrect 
Subtopic:  Gymnosperms |
 61%
From NCERT
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Consider the two statements: 
I: All pteridophytes are heterosporous 
II: All gymnosperms are homosporous 
1. Only
2. Only II 
3. Both I and II are correct 
4. Both I and II are incorrect
Subtopic:  Pteridophytes | Gymnosperms |
 81%
From NCERT
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In mosses, spores: 
I: are contained in capsule 
II: undergo meiosis 
 
1. Only I is correct
2. Only II is correct
3. Both I and II are correct 
4. Both I nor II are incorrect
Subtopic:  Bryophytes |
From NCERT
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Consider the given two statements:
Statement I: Ferns have small leaves called microphylls
Statement II: Equisetum has strobili or cones 
 
1. Statement I is correct; Statement II is correct
2. Statement I is correct; Statement II is incorrect
3. Statement I is incorrect; Statement II is correct
4. Statement I is incorrect; Statement II is incorrect
Subtopic:  Pteridophytes |
 56%
From NCERT
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Gemmae are: 
1. asexual buds in liverworts 
2. asexual buds in mosses 
3. sex organs in red algae 
4. sex organs in pteridophytes 
Subtopic:  Bryophytes (Liverworts) |
 86%
From NCERT
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The classification of plants proposed by Linnaeus was basically based on: 
1. phylogenetic relationships 
2. androecium structure 
3. nature of primary cell wall 
4. type of heteromorphic alternation of generation 
Subtopic:  Classification System |
 65%
From NCERT
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Pyrenoids contain:
1. Protein and starch
2. Starch and lecithin
3. Lecithin and albumen
4. Protein and nucleic acids
Subtopic:  Chlorophyceae: Green Algae |
 91%
From NCERT
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Which stage in life cycle of mosses bears sex organs?
1. spore
2. prothallus
3. leafy stage
4. secondary protonema
Subtopic:  Bryophytes |
 66%
From NCERT
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Consider the two statements: 
I: Cyanobacteria are not 'algae' any more 
II: Cyanobacteria are new protists 
1. Only I is correct
2. Only II is correct
3. Both I and II are correct 
4. Both I nor II are incorrect
Subtopic:  Kingdom Monera: Blue Green Algae |
 65%
From NCERT
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