Home
Class 12
BIOLOGY
Assertion: All the events of sexual repr...

Assertion: All the events of sexual reproduction prior to the fusion of gametes includes in the post-fertilisation events.
Reason: Pre-fertilisation event includes gametogenesis and embryogenesis.

A

If both assertion and reason are true and the reason is the correct explanation of the assertion.

B

If both assertion and reason are true but reason is not the correct explanation of the assertion.

C

If assertion is true but reason is false.

D

If both assertion and reason are false.

Text Solution

Verified by Experts

The correct Answer is:
D
• All the events of sexual reproduction prior to the fusion of gametes includes in the pre-fertilisation events.
• Pre-fertilisation event includes gametogenesis and gamete transfer.
Promotional Banner

Similar Questions

Explore conceptually related problems

The most vital event of sexual reproduction is the fusion of the gametes and formation of zygote is called

Pre-fertilization events of sexual reproduction in all organisms are gametogenesis and gamete transfer. What are post-fertilization events?

Read the following statements carefully and select the appropriate option given below. (i) Bisexual animals that possess both male and female reproductive organs, are hermaphrodites. (ii) In seed plants, pollen grains are the carriers of male gametes and ovule have the egg. (iii) Events in sexual reproduction before the formation of zygote are called post-fertilisation events. (iv) Sexual reproduction involves the formation and fusion of gametes, (v) Animals are categorised into oviparous and viviparous based on whether the development of the zygote takes place outside the body of the female parent or inside.

The most vital and critical event of the sexual reproduction is

The sequential events in the sexual reproduction may be grouped into

Assertion: In sexual reproduction, offspring are not identical to the parents or amongst themselves. Reason: Sexual reproduction involves the fusion of male and female gametes.

Rearrange the following events of sexual reproduction in the sequence in which they occur in a flowering plant. (a) Pollination (b) Embryogenesis (c) Gametogenesis (d) Fertilisation