How does ploughing help the enrichment of soil?

Important Questions on Crop Production and Food from Animals

MEDIUM

8th CBSE

IMPORTANT

SCIENCE For Class VIII>Chapter 1 - Crop Production and Food from Animals>Test Your Learning Outcome>Q 4

How is manure or compost prepared on farm?

MEDIUM

8th CBSE

IMPORTANT

SCIENCE For Class VIII>Chapter 1 - Crop Production and Food from Animals>Test Your Learning Outcome>Q 5

What is green manure? How do we obtain it?

MEDIUM

8th CBSE

IMPORTANT

SCIENCE For Class VIII>Chapter 1 - Crop Production and Food from Animals>Test Your Learning Outcome>Q 6

What do you understand by 'symbiosis'?

MEDIUM

8th CBSE

IMPORTANT

SCIENCE For Class VIII>Chapter 1 - Crop Production and Food from Animals>Test Your Learning Outcome>Q 7

How are root nodules on the roots of leguminous plants useful for the crop?

EASY

8th CBSE

IMPORTANT

SCIENCE For Class VIII>Chapter 1 - Crop Production and Food from Animals>Test Your Learning Outcome>Q 8

List some common leguminous plants.

EASY

8th CBSE

IMPORTANT

SCIENCE For Class VIII>Chapter 1 - Crop Production and Food from Animals>Test Your Learning Outcome>Q 9

Name the bacterium present in the root nodules of leguminous plants.

EASY

8th CBSE

IMPORTANT

SCIENCE For Class VIII>Chapter 1 - Crop Production and Food from Animals>Test Your Learning Outcome>Q 10

What is 'nitrogen fixation'?

MEDIUM

8th CBSE

IMPORTANT

SCIENCE For Class VIII>Chapter 1 - Crop Production and Food from Animals>Test Your Learning Outcome>Q 11

Why do we consider root nodules as a gift from nature?