Define mariculture.

Important Questions on Improvement in Food Resources

EASY

9th CBSE

IMPORTANT

Secondary Biology FIrst And Second Term of CLASS IX>Chapter 6 - Improvement in Food Resources>Short Answer Type-1 (SA-1) Questions>Q 1

Define weeds. How do they damage the crops?

EASY

9th CBSE

IMPORTANT

Secondary Biology FIrst And Second Term of CLASS IX>Chapter 6 - Improvement in Food Resources>Short Answer Type-1 (SA-1) Questions>Q 2

Discuss various measures for safe storage of grains.

MEDIUM

9th CBSE

IMPORTANT

Secondary Biology FIrst And Second Term of CLASS IX>Chapter 6 - Improvement in Food Resources>Short Answer Type-1 (SA-1) Questions>Q 3

Define crop rotation. How are crops selected for crop rotation? 

MEDIUM

9th CBSE

IMPORTANT

Secondary Biology FIrst And Second Term of CLASS IX>Chapter 6 - Improvement in Food Resources>Short Answer Type-1 (SA-1) Questions>Q 4

How is cross-breeding useful in cattle improvement?

EASY

9th CBSE

IMPORTANT

Secondary Biology FIrst And Second Term of CLASS IX>Chapter 6 - Improvement in Food Resources>Short Answer Type-1 (SA-1) Questions>Q 5

What is a GM crop? Name one such crop which is grown in India.

EASY

9th CBSE

IMPORTANT

Secondary Biology FIrst And Second Term of CLASS IX>Chapter 6 - Improvement in Food Resources>Short Answer Type-1 (SA-1) Questions>Q 6

List out some useful traits in improved crop.

EASY

9th CBSE

IMPORTANT

Secondary Biology FIrst And Second Term of CLASS IX>Chapter 6 - Improvement in Food Resources>Short Answer Type-1 (SA-1) Questions>Q 7

If there is low rainfall in a village throughout the year, what measures will you suggest to the farmers for better cropping?

EASY

9th CBSE

IMPORTANT

Secondary Biology FIrst And Second Term of CLASS IX>Chapter 6 - Improvement in Food Resources>Short Answer Type-1 (SA-1) Questions>Q 8

Define the term hybridisation and photoperiod.