Select the incorrect statement about artificial system of classification of Linnaeus 
 
1. It is called artificial system because it is based on only one or two characters 
2. It was based on androecium structure 
3. It is also called sexual system as he chiefly used characters of stamens 
4. It divides flowering and non-flowering plants into two categories 

Subtopic:  Classification System |
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Given below are two statements: 
Assertion (A): Water is required for transfer of male gametes to archegonium in ferns
Reason (R): Ferns bear sporangia on gametophytes which in turn bear diploid sex organs
 
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true but (R) is not the correct explanation of (A).
3. (A) is true but (R) is false.
4. Both (A) and (R) are false.
Subtopic:  Pteridophytes |
From NCERT
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Unlike bryophytes and pteridophytes, in gymnosperms:
I: the male and the female gametophytes do not have an independent free-living existence.
II: vascular tissues [xylem and phloem] are present.
1. Only I is correct
2. Only II is correct
3. Both I and II are correct
4. Both I and II are incorrect
Subtopic:  General Accounts of Gymnosperms: II |
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What is common in all the three, Funaria, Dryopteris and Ginkgo?
1. Presence of archegonia
2. Well-developed vascular tissues
3. Independent gametophyte
4. Independent sporophyte
Subtopic:  Bryophytes | Pteridophytes | Gymnosperms |
 56%
From NCERT
NEET - 2013
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NEET 2026 - Target Batch - Vital
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NEET 2026 - Target Batch - Vital

Which of the following statements would be true for brown algae?

1. Major pigments are chlorophyll a, c and fucoxanthin.
2. Food is stored as floridean starch.
3. Vegetative cells have wall made of cellulose, pectin and polysulphate esters.
4. Flagellar number and insertions are 2, equal and apical.
Subtopic:  Pheophyceae: Brown Algae |
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Which of the following algae is not haplo-diplontic?
1. Kelps
2. Ectocarpus
3. Spirogyra
4. Polysiphonia
Subtopic:  Algae |
 59%
From NCERT
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Statement I: Red algae do not occur in well-lighted regions close to the surface of water.
Statement II: Red algae reproduce by non-motile spores and non-motile gametes.
 
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:  Rhodophyceae: Red Algae and Importance of Algae |
 61%
From NCERT
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The given figure shows:
I: The male gametophyte of Marchantia
II: Hair like multicellular, branched true roots on the margins of the plant body.
III: Sexual reproductive cup like structures on the dorsal surface of the plant.
1. Only I is correct
2. Only II is correct
3. Only II and III are correct
4. I, II and III are incorrect
Subtopic:  Bryophytes |
 55%
From NCERT
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Where does the early embryonic development of zygote in bryophytes take place?
1. In the Protonema.
2. In the Sporangium.
3. In the Antheridium.
4. In the Archegonium.
Subtopic:  Bryophytes |
 58%
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Which of the following statements is true about zoospores and gametes in brown algae?
1. Both zoospores and gametes in brown algae are motile and have equal sized flagella.
2. Zoospores are non-motile while gametes are motile, both lacking flagella.
3. Zoospores are motile with two flagella, while gametes are non-motile.
4. Zoospores and gametes are both motile and similar in the number of flagella.
Subtopic:  Pheophyceae: Brown Algae |
From NCERT
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