set 1 MCQ Questions & Answers Detailed Explanation

Question : 1

Consider the following statements about probiotic food:

1. Probiotic food contains live bacteria which are considered beneficial to humans.
2. Probiotic food helps in maintaining gut flora.

a) Both 1 and 2

b) 2 only

c) 1 only

d) Neither 1 nor 2

Question : 2

Which of the following will result in loss of soil fertility?

1. Crop rotation
2. Shifting cultivation
3. Excessive use of chemical fertilizers

a) Only B and C

b) Only A and C

c) Only A and B

d) A, B and C

Question : 3

Which one of the following is an Italian bee variety?

a) Apis florae

b) Apis dorsata

c) Apis mellifera

d) Apis cerana indica

Question : 4

This is not a biotic agent for oiling crops.

a) insects

b) moisture

c) rodents

d) fungi

Question : 5

Weeds can be controlled by

1. mechanical removal
2. inter cropping & crop rotation
3. Eco friendly weedicide (chemicals)
4. proper seedbed preparation.

a) A, C

b) B, C, D

c) A, B, C

d) all of these

Question : 6

Which one among the following cattle breed produces highest amount of milk ?

a) Dutch belted

b) Holstein

c) Brown Swiss

d) Blaarkop