set 2 MCQ Questions & Answers Detailed Explanation

Question : 1

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 : 2

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 : 3

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 : 4

Find out the false statement:

a) Rohu is the example of corp fish.

b) Cochin is exatic chicken breed.

c) Queen bee secretes wax to make bee hive

d) All of these

Question : 5

Which one of the following plants is used for green manuring in India?

a) Cotton

b) Sunnhemp

c) Wheat

d) Rice

Question : 6

Nitrogen, Phosphorus, Potassium are examples of

a) fertilizer

b) macronutrients

c) micro-nutrients

d) both (a) and (b)