MCQ questions for class 8 Science Chapter 1 Crop Production and Management
Question 1: What is the primary source of energy for photosynthesis?
Wind energy
Solar energy
Geothermal energy
Hydroelectric energy
Question 2: Which of the following is a rabi crop?
Rice
Wheat
Maize
Cotton
Question 3: What is the term for the process of loosening and turning the soil to allow the roots to penetrate deeply and to enable the growth of beneficial microorganisms?
Irrigation
Weeding
Plowing
Harvesting
Question 4: Which of the following is a kharif crop?
Wheat
Barley
Rice
Mustard
Question 5: What is the term for the process of sowing seeds in rows to allow proper spacing and easy inter-cultivation?
Broadcasting
Dibbling
Transplanting
Drilling
Question 6: What is the process of removing undesirable plants from a crop field called?
Fertilization
Weeding
Mulching
Pruning
Question 7: Which of the following is an example of a leguminous crop?
Wheat
Rice
Maize
Gram
Question 8: What is the term for the process of separating grains from the harvested crop?
Threshing
Winnowing
Harvesting
Sowing
Question 9: Which of the following is a method of irrigation?
Mulching
Drip irrigation
Weeding
Crop rotation
Question 10: What is the term for the process of stacking the harvested crop in the field to dry it before threshing?
Threshing
Winnowing
Harvesting
Sun drying
Question 11: Which of the following is a cereal crop?
Cotton
Jute
Rice
Tea
Question 12: What is the term for the process of mixing organic matter into the soil to enhance its fertility?
Irrigation
Weeding
Fertilization
Manuring
Question 13: Which of the following is a kharif crop?
Wheat
Barley
Rice
Mustard
Question 14: What is the term for the process of placing the seeds in the soil for germination?
Sowing
Transplanting
Harvesting
Threshing
Question 15: What is the term for the process of removing weeds from a crop field?
Fertilization
Weeding
Mulching
Pruning
Question 16: Which of the following is a micronutrient required by plants?
Nitrogen
Phosphorus
Potassium
Iron
Question 17: What is the term for the process of removal of excess water from the soil to prevent waterlogging?
Irrigation
Drainage
Fertilization
Mulching
Question 18: Which of the following is a method of soil conservation?
Overgrazing
Crop rotation
Deforestation
Monoculture
Question 19: What is the term for the practice of growing two or more crops simultaneously in the same field?
Monoculture
Polyculture
Biculture
Intercropping
Question 20: What is the term for the process of rotating the crops planted in a field to maintain soil fertility?
Overgrazing
Crop rotation
Deforestation
Monoculture
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