Download App

Improvement in Food Resources — Science STD 9 — Question

Gujarat BoardEnglish MediumSTD 9ScienceImprovement in Food Resources1 Mark
Question
Why should we adopt crop rotation?
✓

Answer

We should adapt crop rotation because in crop rotation one type of crop is planted upto a certain year then a leguminous crop (i.e pea plant) is planted to provide nitrogen to the soil then the next crop is planted for next few years then in the same way the crop rotation continues.

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 "Do as directed; [1 M ]" from Improvement in Food Resources→Improvement in Food Resources — all question types→Science STD 9 question papers→Gujarat Board STD 9 question papers→Gujarat Board question paper generator→

Similar questions

Write the molecular formulae for the following compounds. Magnesium (II) acetate.
→
What is the other name of negative acceleration?
→
What is the nature of sound waves in air?
→
The process of supplying _______ to crops in the fields by means of canals, reservoirs, wells, river valley systems and river lift systems is known as _______.
→
Which technique can be used to detect and identify traces of poison present in the stomach wash of a person?
→
What is example of a eukaryotic cell?
→
What is the $SI$ unit of retardation$?$
→
How does the pitch of a sound depend on frequency?
→
State one application of centrifugation.
→
What is that technique of farming which does not disturb the balance of nature?
→