Class 8th Science
HOTS for Crop Production and Management
1. Why Kharif crops cannot be grown in Rabi season?
2. What are the steps involved in soil preparation?
3. Name the medium in which plants grow.
4. Why is it necessary to dry grains before storing them?
5. How are manures prepared by the farmers?
6. Explain modern methods of irrigation in brief.
7. Explain the process of transplantation.
8. Name the two fertilizers containing nitrogen and other containing phosphorous.
9. Why is excessive irrigation harmful to the crops?
10. Why should we grow seeds in moist soil?
11. Why do we need to irrigate fields well before sowing seeds?
12. What are organic foods?