Class 8 Science Chapter-9 Crop Production And It's Management DAV|CBSE Book 2021

Class 8 Science Chapter-9 Crop Production And It's Management  DAV|CBSE Book 2021

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Class 8 Science Chapter-9 : Crop Production And It's Management  

This Post Contains All The Exercises of Chapter 9 Science Of Class 8.

• A.Fill In The Blanks.

• B.Match The Following.

• C.Tick(√) The Correct Option

• D.Answer The Following Questions in Brief 

• E.Answer The Following Questions
• Value Based Question
• Something To Do

Something To Know

A. Fill in the blanks of Chapter 9 DAV Book.

1. Ploughing results in loosening and mixing of soil.

2. weeds compete with crops for nutrients.

3. Rhizobium bacteria, present in the root nodules of in fixing atmospheric nitrogen.

4. Harvested grains are sun dried to reduce moisture content.

5. Removal of anthers, from the flowers, is known as Emasculation

B. Match the following. (chapter 9 DAV|CBSE Book of Class 8)

1) Sickle :- harvesting

2) Tractor :- Ploughing 

3) Seed Drill :- Sowing 

4) Combine :- Threshing 

5) Silo :- Storage 

C. Tick(√)the correct option.

1)The practice, of growing leguminous plants between successive cereal crops,called :- 

Ans) Crop rotation 

2)Which among the following is a kharif crop? 

Ans) Rice

3)The organic substance, obtained from dead plants, animals and their wastes is known as :-

Ans) Manure 

4)The Process of separating grain from chaff is known as :

Ans) Winnowing

5)Crops,which are grown during the rainy season, are known as :-

Ans) Kharif Crops

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• Class 8 Science Chapter-9 Crop Production And Its Management DAV Book 2021

• Class 8 Science DAV|CBSE All Solutions.

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