MEDIUM
8th CBSE
IMPORTANT
Earn 100

Compare the advantages and disadvantages of using manure and fertilisers in the crop field.

Important Questions on Crop Production and Management

MEDIUM
8th CBSE
IMPORTANT
Expanded Universal Science>Chapter 1 - Crop Production and Management>ASSESSMENT ZONE>Q H
Describe the various methods that can be employed to control the growth of weeds in a crop field.
MEDIUM
8th CBSE
IMPORTANT
Expanded Universal Science>Chapter 1 - Crop Production and Management>ASSESSMENT ZONE>Q H
Why is ploughing an important practice in agricultural fields?
MEDIUM
8th CBSE
IMPORTANT
Expanded Universal Science>Chapter 1 - Crop Production and Management>ASSESSMENT ZONE>Q H
Discuss some natural methods to prevent the growth of pests.
MEDIUM
8th CBSE
IMPORTANT
Expanded Universal Science>Chapter 1 - Crop Production and Management>ASSESSMENT ZONE>Q H

Raghav is a friend of Shashank, who is a farmer. Raghav advises his friend not to grow the same type of crop (Cash crop) in his field over several years to gain more money.

Is Raghav's advice correct?

MEDIUM
8th CBSE
IMPORTANT
Expanded Universal Science>Chapter 1 - Crop Production and Management>ASSESSMENT ZONE>Q H

Raghav is a friend of Shashank, who is a farmer. Raghav advises his friend not to grow the same type of crop (Cash crop) in his field over several years to gain more money.

What can be the consequences of growing one type of crop in a field for a long period of time?

MEDIUM
8th CBSE
IMPORTANT
Expanded Universal Science>Chapter 1 - Crop Production and Management>ASSESSMENT ZONE>Q H
Explain the nitrogen cycle with the help of a diagram.
MEDIUM
8th CBSE
IMPORTANT
Expanded Universal Science>Chapter 1 - Crop Production and Management>ASSESSMENT ZONE>Q H
In what way is pisciculture different from apiculture?
MEDIUM
8th CBSE
IMPORTANT
Expanded Universal Science>Chapter 1 - Crop Production and Management>ASSESSMENT ZONE>Q H
Explain the processes - harvesting, threshing and winnowing.