set 2 MCQ Questions & Answers Detailed Explanation

Question : 1

Indian farmers are unsatisfied with terminator seed technology because it increases the possibility of

a) Growing sterile plants (sexually)

b) Appearance of bad germination

c) Making little yield inspite of high quality plants

d) Growing of plants which one not capable of producing germinable seeds

Question : 2

The enzyme used for joining two DNA fragments is called

a) DNA polymerase

b) ligase

c) restriction endonuclease

d) gyrase

Question : 3

Assertion (A):
In human being, the females play a major role in determining the sex of the offspring.
Reason (R):
Women have two ‘X’ chromosomes.
Code

a) (A) is true, but (R) is false

b) Both (A) and (R) are true and (R) is the correct explanation of (A)

c) Both (A) and (R) are true, but (R) is not the correct explanation of (A)

d) (A) is false, but (R) is true

Question : 4

The Plant Field Gene Bank at Banthara will

a) Identify economically important wild plants

b) Preserve endangered varieties of plants

c) Check piracy of bio-diversity

d) Look after all the above

Question : 5

Golden rice is

a) Long stored rice having yellow colour tint

b) Wild variety of rice with yellow coloured grains

c) A variety of rice grown along the yellow river in China

d) A transgenic rice having gene for carotene

Question : 6

Scientists of N.D.R.I., Karnal (Haryana) developed the second clone of which on the following animals?

a) Cow

b) Sheep

c) Buffalo

d) Goat