Fertilization is internal in

Important Questions on Reproduction in Organisms

EASY

CUET (UG)

IMPORTANT

Achieve CUET (UG) Biology Practice Book>Chapter 1 - Reproduction in Organisms>Exercise>Q 59

Oestrus cycle is seen in

EASY

CUET (UG)

IMPORTANT

Achieve CUET (UG) Biology Practice Book>Chapter 1 - Reproduction in Organisms>Exercise>Q 60

Isogametes means the gametes which 

MEDIUM

CUET (UG)

IMPORTANT

Achieve CUET (UG) Biology Practice Book>Chapter 1 - Reproduction in Organisms>Exercise>Q 61

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 have some resemblance with parents.
Select the options that are true for both asexual and sexual reproduction from the options given below:

MEDIUM

CUET (UG)

IMPORTANT

Achieve CUET (UG) Biology Practice Book>Chapter 1 - Reproduction in Organisms>Exercise>Q 62

The term ‘clone’ cannot be applied to offspring formed by sexual reproduction because:

MEDIUM

CUET (UG)

IMPORTANT

Achieve CUET (UG) Biology Practice Book>Chapter 1 - Reproduction in Organisms>Exercise>Q 63

Given below are a few statements related to external fertilisation. 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 fertilisation.
(iv) Offspring formed as a result of external fertilisation have a better chance of survival than those formed inside an organism.

MEDIUM

CUET (UG)

IMPORTANT

Achieve CUET (UG) Biology Practice Book>Chapter 1 - Reproduction in Organisms>Exercise>Q 64

Which of the following situations correctly describe the similarity between an angiosperm egg and a human egg?
(i) Eggs of both are formed only once in a lifetime.
(ii) Both the angiosperm egg and human egg are stationary.
(iii) Both the angiosperm egg and human egg are mobile.
(iv) Syngamy in both results in the formation of zygote.
Choose the correct answer from the options given below:

MEDIUM

CUET (UG)

IMPORTANT

Achieve CUET (UG) Biology Practice Book>Chapter 1 - Reproduction in Organisms>Exercise>Q 65

Homothallism represents

MEDIUM

CUET (UG)

IMPORTANT

Achieve CUET (UG) Biology Practice Book>Chapter 1 - Reproduction in Organisms>Exercise>Q 66

Offspring formed by sexual reproduction exhibit more variation than those formed by asexual reproduction because: