food production - Category wise Question and Answer Practice Test with Solutions

Question : 11

An example of a common herbicide is

1. 2, 4 – D (2 – 4, dichlorophenoxyacetic acid).
2. DDT (dichloro dimethyl tri phenolic acid)
3. BHC (benzene hexa chloride)
4. Atrazine.

a) A & D

b) A & C

c) A & B

d) All of these

Question : 12

State ‘T’ for True and ‘F’ for false statements and then choose the correct option.

1. Hybridisation is always useful to obtain a better yield.
2. Good fertilizers should be used by farmers.
3. Only macro nutrients are enough for plants.
4. Farmers should depend upon good irrigation method for watering crops.

a) T - F - T - F

b) F - T - F - T

c) F - F - T - T

d) T - T - F - F

Question : 13

Nutritional diet of poultry birds includes

a) cereals, millets , proteins, oil cakes, green vegetables

b) millets, proteins, oil cakes only

c) cereals, oil cakes, milk cakes, green vegetables

d) proteins, oil cakes, cereals only

Question : 14

All these are fodder crops except

a) oats

b) berseem

c) mustard oil

d) sudan grass

Question : 15

Crop rotation is carried out for

a) increasing fertility of soil

b) decreasing fertility of soil

c) increasing acidity of soil

d) all the above