Download App

Improvement In Food Resources — Science STD 9 — Question

CBSE BoardEnglish MediumSTD 9ScienceImprovement In Food Resources3 Marks
Question

Define intercropping. How does it differ with mixed cropping?

✓

Answer

Intercropping is the practice of growing two or more crops simultaneously in a same field in definite row patterns with the objective of increasing productivity per unit area.

Mixed Cropping:

  1. It aims to minimize the risk of crop failure.
  2. Seeds of two crops are mixed before sowing.
  3. It involves no set pattern of rows of crops.

Intercropping:

  1. It aims to increase the productivity per unit area.
  2. Seeds of two crops are not mixed.
  3. It involves set pattern of rows of crops.

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 "Answer the questions.[Bio-3M]" from Improvement In Food Resources→Improvement In Food Resources — all question types→Science STD 9 question papers→CBSE Board STD 9 question papers→CBSE Board question paper generator→

Similar questions

What is symbiosis? Name a symbiotic life form. Mention specific organisms which display the symbiotic relationship in this life form.

→

What is organic farming? What are its advantages?

→

Explain natural and human-made sources of air pollution.

→
Give any two functions performed by epithelial tissue.
→
Differentiate between striated, unstriated and cardiac muscles on the basis of their structure and site/location in the body.
→

“Prevention of disease is more desirable than its treatment”. Justify the statement by discussing three major strategies to be adopted for the prevention of infectious diseases.

→
What do we get from cereals, pulses, fruits and vegetables?
→
Define green revolution, what are the common objectives of crop improvement?
→

What will happen if: (a) Bone is dpiied in hydrochloric acid (HCI); (b) Bone is dried?

→

What are natural resources?

→