Introduction: This set covers fundamental concepts of food resources including food sources, nutrients, farming stages, crop types (kharif and rabi), hybridisation techniques, and agricultural revolutions. These questions test basic understanding of why food is essential, what nutrients different foods provide, and the classification of crops based on seasons.
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📘 SCIENCE
BIOLOGY | Food Resources-A
📝 Questions: 50
⏱️ Timer: 20 min
Q1. Why do all living organisms need food?
Q2. What are the major sources of food for humans?
Q3. Most of our food is obtained from which two practices?
Q4. Which of the following nutrients are supplied by food?
Q5. Cereals mainly provide which nutrient?
Q6. Pulses are rich in which nutrient?
Q7. Vegetables and fruits mainly provide which nutrients?
Q8. Oil seeds mainly provide which nutrient?
Q9. From cereals, pulses, fruits and vegetables we get what overall benefit?
Q10. Most of India's population depends on which sector for livelihood?
Q11. What is the population of India mentioned as in the text?
Q12. How many stages are involved in farming practices?
Q13. What is the first stage of farming?
Q14. The second stage of farming is related to what?
Q15. The third stage of farming involves protection from what?
Q16. Kharif crops are grown during which months?
Q17. Rabi crops are grown during which season?
Q18. Which of the following is a rabi crop?
Q19. Which of the following is a kharif crop?
Q20. Which of the following is an oil seed?
Q21. Which of the following is a pulse?
Q22. Which of the following is a cereal crop?
Q23. Fodder crops are grown mainly for what purpose?
Q24. Which of the following is a fodder crop?
Q25. What does hybridisation mean?
Q26. Interspecific hybridisation occurs between which organisms?
Q27. Intergeneric hybridisation occurs between what?
Q28. Intervarietal hybridisation occurs between what?
Q29. Introducing a gene for a desired character results in what?
Q30. Crop variety improvement mainly depends on what?
Q31. Why must new crop varieties give high yields under different conditions?
Q32. What must farmers be provided with for new varieties?
Q33. Which revolution increased food-grain production?
Q34. The white revolution is associated with increased availability of what?
Q35. Food grain production increased how many times from 1952 to 2010?
Q36. Cultivable land increased by what percentage during this period?
Q37. Why cannot India increase food production by farming on more land?
Q38. What is necessary since cultivable land cannot be increased?
Q39. How much grain will India soon need every year?
Q40. Why is it necessary to improve production from agriculture and animal husbandry?
Q41. Why cannot increased grain production alone solve malnutrition?
Q42. Food security depends on which two factors?
Q43. Increasing incomes of agricultural workers helps to combat what problem?
Q44. The main question raised in the text is about increasing yields of what?
Q45. Integrated farming combines agriculture with which activities?
Q46. Which practices help in sustained livelihood?
Q47. Which of the following is NOT a group of activities for improving crop yields?
Q48. Crop varieties are selected for which characteristic?
Q49. What type of practices are needed to protect the environment?
Q50. What is a major concern of intensive use of natural resources?
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