set 2 MCQ Questions & Answers Detailed Explanation

Question : 1

State ‘T’ for the True option and F for the False option and choose the correct option at the end

1. We have a single pair of sex chromosomes in all cells.
2. Autosomes are 22 pairs of chromosomes.
3. The human karyotype represents the pair of chromosomes in a cell
4. There are 46 Chromosomes as autosomes.

a) T - F - F - F

b) T - F - T - F

c) T - T - T - F

d) T - T - F - F

Question : 2

Bt brinjal is

a) A wild variety of Brinjal

b) A new variety of Brinjal

c) A genetically modified Brinjal

d) None of the above

Question : 3

Which one of the following is a hereditary disease ?

a) Pellagra

b) Cataract

c) Haemophilia

d) Osteoporosis

Question : 4

In the case of a test tube baby

a) Fertilization takes place outside the mother’s body

b) Fertilization takes place inside the test tube

c) Development of the baby takes place inside the test tube

d) Unfertilised egg develops inside the test tube

Question : 5

If a rat is created by using human growth gene, which is eight times bigger than normal rat; then this technique will be said as

a) Mutation reproduction

b) Cross-breeding

c) Hereditary engineering

d) Hormony nourshing