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Q. No.Match the following and choose correct option
Group-A
Group-B
A. Aleurone layer
i. without fertilization
B. Parthenocarpic fruit
ii. Nutrition
C. Ovule
iii. Double fertilization
D. Endosperm
iv. Seed
Option
1. A-1,B-ii, C-iii, D-iv
2. A-ii, B-I, C-iv, D-iii
3. A-iv, B-ii, C-I, D-iii
4. A-ii, B-iv, C-I, D-iii
Subtopic: Endosperm |
93%
From NCERT
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NEET 2023 - Target Batch - Aryan Raj Singh
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| Assertion (A): | The megaspore mother cell divide mitotically to produce four spores. |
| Reason (R): | Megaspore mother cells are diploid and megaspore is haploid. |
| 1. | Both (A) & (R) are true and (R) is the correct explanation of (A). |
| 2. | Both (A) & (R) are true but (R) is not the correct explanation of (A). |
| 3. | (A) is true but (R) is false. |
| 4. | Both (A) is false but (R) is true. |
Subtopic: Pistil: Ovule | Pistil: Female Gametophyte |
62%
From NCERT
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NEET 2023 - Target Batch - Aryan Raj Singh
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NEET 2023 - Target Batch - Aryan Raj Singh
| Assertion (A): | Nocturnal flowers are pollinated by moths. |
| Reason (R): | Nocturnal flowers are highly fragrant and dull in colour |
| 1. | Both (A) and (R) are true and (R) is the correct explanation of (A) |
| 2. | Both (A) and (R) are true and (R) is not the correct explanation of (A) |
| 3. | (A) is true, (R) is false |
| 4. | (A) is false and (R) is false |
Subtopic: Pollination & Outbreeding Devices |
52%
From NCERT
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NEET 2023 - Target Batch - Aryan Raj Singh
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NEET 2023 - Target Batch - Aryan Raj Singh
Which of the following statement(s) is/are correct about pollination?
Choose the correct answer from the options given below:
1. A only
2. B only
3. A and B and C only
4. B and D only
| A. | Wind pollinated flowers have a single ovule in each ovary |
| B. | Both wind and water pollinated flowers do not produce nectar |
| C. | Bees are the dominant biotic pollinating agents |
| D. | In geitonogamy transfer of pollen grains from anther to the stigma of another flower of different plant takes place |
1. A only
2. B only
3. A and B and C only
4. B and D only
Subtopic: Pollination & Outbreeding Devices |
90%
From NCERT
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NEET 2023 - Target Batch - Aryan Raj Singh
| Assertion (A): | Hybrids are widely used in cultivation to increase productivity and apomixes can be an important tool for maintaining hybrid nature. |
| Reason (R): | Seeds produced by apomictic plants are identical to mother plant as there is no segregation |
| 1. | Both (A) & (R) are true and (R) is the correct explanation of (A). |
| 2. | Both (A) & (R) are true but (R) is not the correct explanation of (A). |
| 3. | (A) is true statement but (R) is false. |
| 4. | Both (A) and (R) are false statements. |
Subtopic: Apomixis & Polyembryony |
75%
From NCERT
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NEET 2023 - Target Batch - Aryan Raj Singh
Assertion(A): The hybrid seeds have to be produced every year.
Reason(R): It shows the segregation of characters.
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): It shows the segregation of characters.
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: Apomixis & Polyembryony |
74%
From NCERT
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Assertion(A): Sporopollenin is one of the most resistant organic materials, and protects the pollen grain.
Reason(R): Pollen grains are well preserved as fossils.
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): Pollen grains are well preserved as fossils.
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: Stamen: Anther |
53%
From NCERT
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Assertion(A): The distribution of bryophytes and pteridophytes is limited.
Reason(R): They depend on water for the sexual mode of reproduction.
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): They depend on water for the sexual mode of reproduction.
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: Pollination & Outbreeding Devices |
90%
From NCERT
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Assertion(A): Active research is going on to transfer apomictic genes into hybrid varieties.
Reason(R): Production of hybrid seeds is a costly affair.
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): Production of hybrid seeds is a costly affair.
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: Apomixis & Polyembryony |
From NCERT
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Assertion(A): Angiosperms exhibit double fertilisation.
Reason(R): Two fusion events; syngamy and triple fusion occur in microsporangium.
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): Two fusion events; syngamy and triple fusion occur in microsporangium.
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: Double Fertilization |
59%
From NCERT
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