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:  Gymnosperms: I | Gymnosperms |
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Level 2: 60%+
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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:  General Accounts of Gymnosperms: II | Gymnosperms |
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Level 2: 60%+
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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:  Gymnosperms |
Level 4: Below 35%
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