MEDIUM
9th CBSE
IMPORTANT
Earn 100

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

Important Questions on Improvement in Food Resources

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.
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 9
Cultivation practices and crop yield are related to environmental condition. Explain.
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 10
Arrange the following statements in the correct sequence of preparation of green manure:
(a) Green plants are decomposed in soil.
(b) Green plants are cultivated for preparing manure or crop plant parts are used.
(c) Plants are ploughed and mixed into the soil.
(d) After decomposition, it becomes green manure.
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 11
An Italian bee variety A. mellifera has been introduced in India for honey production. Write about its merits over other varieties.