set 1 MCQ Questions & Answers Detailed Explanation

Question : 1

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 : 2

Which one of the following is an Italian bee variety?

a) Apis florae

b) Apis dorsata

c) Apis mellifera

d) Apis cerana indica

Question : 3

Match Column-I with Column-II and select the correct answer using the code given below the lists.

a) A-S; B-R; C-P; D-Q

b) A-S; B-C; C-Q; D-P

c) A-P; B-Q; C-R; D-S

d) A-Q; B-P, C-R; D-S

Question : 4

Dams are used for

1. irrigation
2. stopping the rainwater from flowing away.
3. decreasing chances of soil erosion.
4. increasing groundwater level.

a) A, C & D

b) B, C & D

c) A, B & C

d) all these.

Question : 5

This is not a biotic agent for oiling crops.

a) insects

b) moisture

c) rodents

d) fungi

Question : 6

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