Improvement in Food Resources Class 9 MCQs with Answers

Improvement in Food Resources Class 9 MCQs with Answers & Explanations

Class: 9
Subject: Science
Section: Biology
Topic: Improvement in Food Resources
Board: CBSE (Based on NCERT Syllabus)

These Multiple Choice Questions (MCQs) are designed strictly as per the NCERT syllabus, making them ideal for CBSE Class 9 Science examination standard.

1. Crop variety improvement aims to:

A. Increase yield
B. Improve quality
C. Provide resistance
D. All of these

Answer: D

Explanation: Crop improvement targets higher yield, better quality, disease resistance, and adaptability.

2. Kharif crops are grown in:

A. Winter
B. Rainy season
C. Summer
D. Spring

Answer: B

Explanation: Examples: Rice, maize. Sown with monsoon rains.

3. Rabi crops are grown in:

A. Rainy season
B. Winter
C. Summer
D. Autumn

Answer: B

Explanation: Examples: Wheat, gram. Require cooler climate.

4. Manure improves soil by:

A. Adding humus
B. Increasing fertility
C. Improving texture
D. All of these

Answer: D

5. Chemical fertilizers supply:

A. Nutrients
B. Humus
C. Microbes
D. Water

Answer: A

Explanation: Provide NPK nutrients directly.

6. Irrigation means:

A. Harvesting
B. Watering crops
C. Ploughing
D. Fertilizing

Answer: B

7. Bee-keeping is called:

A. Pisciculture
B. Apiculture
C. Sericulture
D. Horticulture

Answer: B

8. Rearing fish is:

A. Apiculture
B. Pisciculture
C. Sericulture
D. Poultry

Answer: B

9. Poultry farming provides:

A. Milk
B. Eggs & meat
C. Wool
D. Honey

Answer: B

10. Cross-breeding aims to:

A. Reduce yield
B. Combine good traits
C. Cause disease
D. Stop reproduction

Answer: B

11. Hybridization means crossing:

A. Same breed
B. Different varieties
C. Species only
D. Genes only

Answer: B

12. Weeds compete for:

A. Nutrients
B. Water
C. Light
D. All

Answer: D

13. Removal of weeds:

A. Weeding
B. Harvesting
C. Irrigation
D. Ploughing

Answer: A

14. Storage losses due to:

A. Insects
B. Moisture
C. Rodents
D. All

Answer: D

15. Silkworm rearing:

A. Apiculture
B. Sericulture
C. Pisciculture
D. Horticulture

Answer: B

16. Cattle farming provides:

A. Milk
B. Draught power
C. Manure
D. All

Answer: D

17. Balanced cattle feed contains:

A. Proteins
B. Carbohydrates
C. Minerals
D. All

Answer: D

18. Green fodder is rich in:

A. Vitamins
B. Fibre
C. Minerals
D. All

Answer: D

19. Inland fisheries include:

A. Rivers
B. Ponds
C. Lakes
D. All

Answer: D

20. Aim of sustainable agriculture:

A. Resource depletion
B. Long-term productivity
C. Pollution
D. Soil loss

Answer: B

Maintains productivity without harming environment.

Improvement in Food Resources Class 9 MCQs with Answers

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