Chapter 15: Improvement in Food Resources – Important MCQs
1. The major groups of activities for improving crop yields are:
A. Crop production and crop protection
B. Genetic manipulation and chemical treatment
C. Irrigation and storage
D. None of the above
✔️ Answer: A. Crop production and crop protection
2. Which of the following is a rabi crop?
A. Rice
B. Wheat
C. Maize
D. Groundnut
✔️ Answer: B. Wheat
3. Which of the following is used to increase soil fertility naturally?
A. Pesticide
B. Fungicide
C. Compost
D. Insecticide
✔️ Answer: C. Compost
4. Which of the following nutrients is not a macronutrient for plants?
A. Nitrogen
B. Phosphorus
C. Iron
D. Potassium
✔️ Answer: C. Iron
5. Which method is used to protect crops from pests?
A. Fertilization
B. Weed removal
C. Pesticide spraying
D. Irrigation
✔️ Answer: C. Pesticide spraying
6. Which of the following is a type of irrigation system?
A. Crop rotation
B. Drip irrigation
C. Manuring
D. Ploughing
✔️ Answer: B. Drip irrigation
7. Which of these practices helps in improving crop variety?
A. Cross-breeding
B. Fertilization
C. Storage
D. Irrigation
✔️ Answer: A. Cross-breeding
8. The removal of unwanted plants from the crop field is called:
A. Harvesting
B. Irrigation
C. Weeding
D. Sowing
✔️ Answer: C. Weeding
9. Which of the following is an example of marine fish?
A. Rohu
B. Catla
C. Hilsa
D. Mrigal
✔️ Answer: C. Hilsa
10. The process of growing two or more crops together in the same field is called:
A. Mixed cropping
B. Crop rotation
C. Monoculture
D. Organic farming
✔️ Answer: A. Mixed cropping