MCQ Improvement in Crop Yields Chapter 12 Class 9 Science

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MCQ’s For All Chapters – Science Class 9th

1. The main sources of food for humans are

Question 1 of 20

2. The need for improving food production arises due to

Question 2 of 20

3. India’s population exceeds

Question 3 of 20

4. Which revolution in India increased food-grain production?

Question 4 of 20

5. The white revolution is related to

Question 5 of 20

6. Sustainable agriculture aims to

Question 6 of 20

7. Food security depends on

Question 7 of 20

8. Scientific management practices are required to

Question 8 of 20

9. Fodder crops are mainly raised for

Question 9 of 20

10. The rainy season crops are called

Question 10 of 20

11. The winter season crops are known as

Question 11 of 20

12. Examples of kharif crops include

Question 12 of 20

13. The process of increasing production efficiency is known as

Question 13 of 20

14. Crop yield improvement involves how many main approaches?

Question 14 of 20

15. The first step in farming practices is

Question 15 of 20

16. The approach that depends on finding a variety with good yield is called

Question 16 of 20

17. Hybridisation refers to crossing between

Question 17 of 20

18. Crossing between different species of the same genus is known as

Question 18 of 20

19. Introducing a gene with desired characteristics results in

Question 19 of 20

20. Crop varieties that can grow in different climatic conditions are called

Question 20 of 20


 

Comments

  1. daniel says:
    February 16, 2024 at 9:56 am

    all test are good but for practices need to increase the question.

    Reply

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