Download App

Improvement in Food Resources — Science STD 9 — Question

Rajasthan BoardEnglish MediumSTD 9ScienceImprovement in Food Resources1 Mark
Question
Crop rotation is employed for:
✓

Answer

  1. Enhancing soil fertility
Explanation:
Crop rotation is the practice of growing a series of dissimilar or different types of crops in the same area in during different seasons. It is done so that the soil is not depleted of a particular type of  nutrients. It helps in reducing soil erosion and increases soil fertility and crop yield.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "M.C.Q. [1 M]" from Improvement in Food Resources→Improvement in Food Resources — all question types→Science STD 9 question papers→Rajasthan Board STD 9 question papers→Rajasthan Board question paper generator→

Similar questions

An object is thrown vertically upwards with a velocity u, the greatest height h to which it will rise before falling back is given by:
→
When you hit a wall and sponge with equal force. Which case will hurt more?
→
This type of force resist motion between two surfaces that are pressed together:
→
Actively dividing tissues are:
→
Who has stated the Right hand Thumb Rule?
→
The reason for the necessity of irrigation in India is that _______:
→
Which of these is a multicellular organism?
→
Buoyant force is directed:
→
The law of gravitation gives the gravitational force between:
  1. The earth and a point mass only.
  2. The earth and the sun only.
  3. Any two bodies having some mass.
  4. Any two charged bodies only.
→
Which of the following are also considered to be the states of matter?
  1. Plasma.
  2. Platelets.
  3. BFC.
  4. BHC.
  1. (i) and (ii)
  2. (ii) and (iii)
  3. (i) and (iii)
  4. (ii) and (iv)
→