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Class 9 Science Chapter 15 Improvement In Food Resources Quiz 5 (25 MCQs)

Quiz Instructions

Select an option to see the correct answer instantly.

1. M. S. Swaminathan is regarded as father of

Correct Answer: D) Economic-Ecology.

2. Animal husbandry is done for the following purposes (i) Milk Production (ii) Agricultural work (iii) Meat production (iv) Egg production

Correct Answer: A) (i), (ii) and (iii).

3. The practice of growing two or more crops simultaneously in definite rows in the same field is called as

Correct Answer: C) Inter cropping.

4. The National Dairy Development Board (NDDB) designed and implemented the world's largest dairy development programme, called "Operation Flood" , which came out to be the reason behind White Revolution in India. Can you name the man who is known as the Father of White Revolution?

Correct Answer: D) Dr.V. Kurien.

5. How does genetic modification (GM) differ from hybridization?

Correct Answer: B) GM involves altering the DNA of a plant, while hybridization involves cross-breeding two plants.

6. Mullets, prawns, mussels are examples of

Correct Answer: D) Marine fishes.

7. Micronutrients required by plants in

Correct Answer: B) Small quantities.

8. What is the process of growing two or more crops in a definite pattern?

Correct Answer: B) Inter-cropping.

9. How many nutrients are essential for plants?

Correct Answer: D) Sixteen.

10. Name the two factors on which food security depends.

Correct Answer: B) Availability of food and access to it.

11. What is the main goal of crop variety improvement?

Correct Answer: C) To improve crop yield, resistance, and adaptability.

12. Root nodules of leguminous Plants contain

Correct Answer: C) Rhizobium.

13. The element which is required in largest quantity by plants is:

Correct Answer: A) Nitrogen.

14. Why is continuous use of chemical fertilizers discouraged?

Correct Answer: C) They deplete soil's organic content and harm microorganisms.

15. How can storage grain losses be minimized in agriculture?

Correct Answer: B) By using proper storage techniques.

16. Cyperinus and Parthenium are types of

Correct Answer: C) Weeds.

17. Hybridisation in crops involves:

Correct Answer: B) Crossing dissimilar plants for desirable traits.

18. How will you control weeds in the field?

Correct Answer: D) All of these.

19. Crop rotation improves yield primarily because:

Correct Answer: B) It helps in maintaining soil fertility and controlling pests.

20. Process of growing two or more crops simultaneously on the same field in a definite pattern/alternative pattern is called

Correct Answer: A) Intercropping.

21. Which one is an oil yielding plant among the following?

Correct Answer: B) Sunflower.

22. Which photoperiod-related factor must be considered before selecting a crop variety for cultivation in different regions?

Correct Answer: B) Duration of sunlight required for flowering.

23. Organic remains are fed by earthworms in pulverized state

Correct Answer: B) Compost worms.

24. Poultry farming is undertaken to raise following (i) Egg production(ii) Feather production(iii) Chicken meat(iv) Milk production

Correct Answer: D) (i) & (iii).

25. Which of the following species of cow have high lactation period?

Correct Answer: A) Jersey.

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