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Q. No.Study the given two statements – an Assertion and Reason, and select the correct answer from the options given:
Assertion: Chlorella is used as a food source and food supplement.
Reason: Chlorella is high in protein and other essential nutrients.
1. Assertion is true but Reason is false
2. Both Assertion and Reason are true and Reason correctly explains Assertion
3. Assertion is false but Reason is true.
4. Both Assertion and Reason are true but Reason does not correctly explain Assertion.
Subtopic: Algae | Chlorophyceae: Green Algae |
84%
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Regarding pteridophytes:
I: They are first terrestrial plants to produce seeds.
II: The main plant body is a sporophyte.
III: Prothallus is a thalloid gametophyte.
1. Only I and II are correct
2. Only I and III are correct
3. Only II and III are correct
4. I, II and III are correct
I: They are first terrestrial plants to produce seeds.
II: The main plant body is a sporophyte.
III: Prothallus is a thalloid gametophyte.
1. Only I and II are correct
2. Only I and III are correct
3. Only II and III are correct
4. I, II and III are correct
Subtopic: Pteridophytes |
61%
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What would be true for both Pinus and Cycas?
1. A male and female gametophyte having independent free-living existence.
2. Coralloid roots associated with symbiotic nitrogen-fixing cyanobacteria
3. Ovules not enclosed by any ovary wall and remain exposed, before and after fertilisation
4. Presence of male and female cones or strobili on the same plant
1. A male and female gametophyte having independent free-living existence.
2. Coralloid roots associated with symbiotic nitrogen-fixing cyanobacteria
3. Ovules not enclosed by any ovary wall and remain exposed, before and after fertilisation
4. Presence of male and female cones or strobili on the same plant
Subtopic: Gymnosperms |
74%
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The life cycle in:
1. Fucus is haplontic
2. Gymnosperms is haplontic
3. Spirogyra is haplo-diplontic
4. Bryophytes and pteridophytes is haplo-diplontic
1. Fucus is haplontic
2. Gymnosperms is haplontic
3. Spirogyra is haplo-diplontic
4. Bryophytes and pteridophytes is haplo-diplontic
Subtopic: Life Cycle Patterns in Plants (OLD NCERT) |
81%
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Subtopic: Bryophytes | Bryophytes (Liverworts) |
76%
From NCERT
NEET - 2013
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Which one of the following is wrongly matched?
1. Spirogyra -Motile gametes
2. Sargassum - Chlorophyll C
3. Basidiomycetes - Puffballs
4. Nostoc- Water blooms
1. Spirogyra -Motile gametes
2. Sargassum - Chlorophyll C
3. Basidiomycetes - Puffballs
4. Nostoc- Water blooms
Subtopic: Algae |
59%
From NCERT
NEET - 2013
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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
1. Presence of archegonia
2. Well-developed vascular tissues
3. Independent gametophyte
4. Independent sporophyte
Subtopic: Bryophytes | Pteridophytes | Gymnosperms |
55%
From NCERT
NEET - 2013
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Algae belonging to Phaeophyceae:
1. have fucoxanthin and phycoerythrin as their main photosynthetic pigment.
2. store food in the form of mannitol and laminarin which are complex lipids.
3. have algin and polysulphate esters in their cell walls.
4. have 2, unequal, lateral flagellar insertions.
1. have fucoxanthin and phycoerythrin as their main photosynthetic pigment.
2. store food in the form of mannitol and laminarin which are complex lipids.
3. have algin and polysulphate esters in their cell walls.
4. have 2, unequal, lateral flagellar insertions.
Subtopic: Pheophyceae: Brown Algae |
64%
From NCERT
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Assertion(A): The main plant body of the bryophyte is haploid which possesses true roots, leaf-like and stem-like structures.
Reason(R): This main plant body produces gametes and it is known as gametophyte.
Choices for Assertions and reasons:
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. (A) is false, but (R) is true.
Reason(R): This main plant body produces gametes and it is known as gametophyte.
Choices for Assertions and reasons:
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. (A) is false, but (R) is true.
Subtopic: Bryophytes |
75%
From NCERT
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Assertion(A): Mosses are of great ecological importance.
Reason(R): Mosses are among the first organisms to colonize the rocks.
Choices for Assertions and reasons:
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. (A) is false, but (R) is true.
Reason(R): Mosses are among the first organisms to colonize the rocks.
Choices for Assertions and reasons:
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. (A) is false, but (R) is true.
Subtopic: Bryophytes |
76%
From NCERT
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