- 1(current)
Q. No.Which of the following statements regarding gymnosperms are correct?
| I. | Ovules are naked - not enclosed by any ovary wall before fertilisation but seeds that develop after fertilisation are covered. |
| II. | In all living Gymnosperms, sporophyte is dominant over the gametophyte. |
| III. | They are heterosporous. |
| IV. | The male and female gametophytes do not have an independent existence. |
1. I, II and III
2. I, III and IV
3. II, III and IV
4. I, II, III and IV
Subtopic: Â General Accounts of Gymnosperms: II |Â Gymnosperms |
 71%
Level 2: 60%+
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Consider the following statements:
Gymnosperms-
I. Are plants in which the ovules remain exposed, both before and after fertilization.
II. Have male and female gametophytes that have independent free-living existence.
III. Are heterosporous.
Which of the above statements are true?
1. I and II only
2. I and III only
3. II and III only
4. I, II and III
Subtopic: Â Gymnosperms: I |Â Gymnosperms |
 76%
Level 2: 60%+
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Match List-I with List-II:
Choose the correct answer from the options given below:
| List-I | List-II | ||
| (a) | Chlamydomonas | (i) | Moss |
| (b) | Cycas | (ii) | Pteridophyte |
| (c) | Selaginella | (iii) | Alga |
| (d) | Sphagnum | (iv) | Gymnosperm |
| (a) | (b) | (c) | (d) | |
| 1. | (iii) | (i) | (ii) | (iv) |
| 2. | (iii) | (iv) | (ii) | (i) |
| 3. | (iii) | (ii) | (i) | (iv) |
| 4. | (ii) | (iii) | (i) | (iv) |
Subtopic: Â Algae |Â Bryophytes |Â Pteridophytes |Â Gymnosperms |
 91%
Level 1: 80%+
NEET - 2022
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| Assertion(A): | Gymnosperms are called naked-seeded plants. |
| Reason(R): | The seeds remain exposed after their fertilization. |
| 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: Â Gymnosperms |
Level 4: Below 35%
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Given below are two statements: One is labelled as Assertion (A) and the other is labelled as Reason (R):
In the light of the above statements, choose the correct answer from the options given below:
| Assertion (A): | In gymnosperms, the pollen grains are released from the microsporangium and carried by air currents. |
| Reason (R): | Air currents carry the pollen grains to the mouth of the archegonia where the male gametes are discharged and pollen tube is not formed. |
| 1. | (A) is False, (R) is True. |
| 2. | Both (A) and (R) are True and (R) correctly explains (A). |
| 3. | Both (A) and (R) are True and (R) does not correctly explain (A). |
| 4. | (A) is True, (R) is False. |
Subtopic: Â Gymnosperms |
 69%
Level 2: 60%+
NEET - 2023
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- 1(current)
Q. No.
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