- 1(current)
Q. No.Match Column I with column II and select the correct option using the codes given below:
| Column I | Column II | ||
| A. | Pistils fused together | 1. | Gametogenesis |
| B. | Formation of gametes | 2. | Pistillate |
| C. | Hyphae of higher ascomycetes | 3. | Syncarpous |
| D. | Unisexual female flower | 4. | Dikaryotic |
1. A-4 B-3 C-2 D-1
2. A-2 B-1 C-4 D-3
3. A-1 B-2 C-4 D-3
4. A-3 B-1 C-4 D-2
Subtopic: Â Events during Sexual reproduction |
 79%
Level 2: 60%+
NEET - 2016
Hints
Read the following statements :
a. Free nuclear division in developing embryo sac.
b. Free nuclear division in PEN.
c. Formation of heterogametes in Fucus.
d. Chemotactic movement of sperms in Marchantia.
e. Germination of seed within fruit when fruit is still attached to mother plant.
How many of the above statements represent post-fertilization development?
1. Two
2. Three
3. Four
4. One
Subtopic: Â Events during Sexual reproduction |
Level 3: 35%-60%
Hints
Assertion(A): Dioecious organisms must have a special mechanism for gamete transfer.
Reason(R): Male and female gametes are produced in different individuals.
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): Male and female gametes are produced in different individuals.
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 Events during Sexual reproduction |
 69%
Level 2: 60%+
Hints
Assertion(A): Pollen grains have to be transferred to stigma after fertilization.
Reason(R): Pollen grains are the carriers of male gametes.
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 the carriers of male gametes.
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 Events during Sexual reproduction |
 71%
Level 2: 60%+
Hints
- 1(current)
Q. No.
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