Agriculture

1

Which of the following conditions is/are essential for tea cultivation?

  1. Tropical and sub-tropical climate.
  2. Heavy rainfall ranging from 150 cm to 250 cm.
  3. Soil should contain good amount of lime.

Select the correct answer using the codes given below

  1. All of these
  2. 1 and 2
  3. 2 and 3
  4. Only 1
2

With reference to agricultural soils, consider the following statements:

  1. A high content of organic matter in soil drastically reduces its water holding capacity.
  2. Soil does not play any role in the sulphur cycle.
  3. Irrigation over a period of time can contribute to the salinization of some agricultural lands.

Which of the statements given above is/are correct?

  1. 1 and 2 only
  2. 3 only 
  3. 1 and 3 only 
  4. 1, 2 and 3
3

Salinization occurs when the irrigation water accumulated in the soil evaporates, leaving behind salts and minerals. What are the effects of salinization on the irrigated land?

  1. It greatly increases the crop production
  2. It makes some soils impermeable
  3. It raises the water table
  4. It fills the air spaces in the soil with water
4

Which of the following is an example of subsistence farming?

  1. Commercial farming
  2. Organic farming
  3. Extensive and intensive farming
  4. Shifting cultivation
5

Which of the following methods is/are suitable for soil conservation in hilly regions?

  1. Terracing and contour bunding
  2. Shifting cultivation
  3. Contour ploughing

Select the correct answer using codes given below:

  1. Only 2
  2. Only 3
  3. 1 and 3
  4. 1, 2 and 3
6

Which one among the following is a micro nutrient present in soil for various crops?

  1. Potassium
  2. Magnesium
  3. Calcium
  4. Manganese
7

Consider the following crops:

  • 1. Cotton
  • 2. Groundnut
  • 3. Rice
  • 4. Wheat

Which of these are Kharif crops?

  1. 1 and 4
  2. 2, 3 and 4
  3. 2 and 3 only
  4. 1, 2 and 3
8

Consider the following crops of India:

  • 1. Groundnut
  • 2. Sesamum
  • 3. Pearl millet

Which of the above is/are predominantly rain fed crop/crops?

  1. 1, 2 and 3
  2. 2 and 3 only
  3. 1 and 2 only
  4. 3 only
9

Consider the following crops of India:

  • 1. Cowpea
  • 2. Green gram
  • 3. Pigeon pea

Which of the above is/are used as pulse, fodder and green manure?

  1. 2 only
  2. 1, 2 and 3
  3. 1 and 2 only
  4. 1 and 3 only