- 1(current)
Q. No.Given below are a few statements related to external
fertilization. Choose the correct statements:
i. The male and female gametes are formed and
released simultaneously
ii. Only a few gametes are released into the medium
iii. Water is the medium in a majority of organisms
exhibiting external fertilization
iv. Offspring formed as a result of external
fertilization have better chance of survival than
those formed inside the organism
1. iii and iv
2. i and iii
3. ii and iv
4. i and iv
A few statements describing certain features of
reproduction are given below. Select the options that
are true for both sexual and asexual reproduction
from the options given:
i. Gametic fusion takes place
ii. Transfer of genetic material takes place
iii. Reduction division takes place
iv. Progeny have some resemblance with parents
1. i and ii
2. ii and iii
3. ii and iv
4. i and ii
A few statements describing certain features of reproduction are given below:
i. Gametic fusion takes place.
ii. Transfer of genetic material takes place.
iii. The reduction division takes place.
iv. Progeny has a resemblance to parents.
Select the options that are true for both asexual and sexual reproduction.
(1) i and ii
(2) ii ans iii
(3) ii and iv
(4) i and iii
A few statements describing certain features of reproduction are given below:
| i. | Gametic fusion takes place |
| ii. | Transfer of genetic material takes place |
| iii. | Reduction division takes place |
| iv. | Progeny has some resemblance with parents |
Select the options that are true for both asexual and sexual reproduction from the options given below:
| 1. | i and ii |
| 2. | ii and iii |
| 3. | ii and iv |
| 4. | i and iii |
A few statements with regard to sexual reproduction are given below
| I. | Sexual reproduction does not always require two individuals. |
| II. | Sexual reproduction generally involves gametic fusion. |
| III. | Meiosis never occurs during sexual reproduction. |
| IV. | External fertilisation is a rule during sexual reproduction. |
Choose the correct statements from the options below.
1. l and lV
2. l and ll
3. ll and lll
4. l and lV
Reason(R): Higher plants show internal fertilisation.
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): We see proper embryonic care and protection in the case of viviparous animals.
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): There is the fusion of male and female gametes.
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): Seasonal breeders do wait for favorable seasons for reproduction.
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.
- 1(current)
Q. No.
© 2024 GoodEd Technologies Pvt. Ltd.