Crop Production and Management
12 solved questions from Class 8 Science, each with the full working. Tap any question to see the step-by-step solution.
- 1 Which of the following agricultural implements is defined as a simple tool used for removing weeds and for loosening the soil? easy MCQ 1 mark Agricultural Implements and Soil Preparation
- 2 What is the primary topic or principle explained in 'Crop Production and Management' (Class 8 Science)? medium MCQ Chapter Core Concept
- 3 Which key observation or fact is central to understanding 'Crop Production and Management'? medium MCQ Key Fact & Mechanism
- 4 Why is the study of 'Crop Production and Management' important for students of Class 8? medium MCQ Learning Significance
- 5 What is a common application or real-world example related to 'Crop Production and Management'? medium MCQ Real World Application
- 6 What key takeaway should students retain after completing 'Crop Production and Management'? medium MCQ Chapter Summary & Takeaway
- 7 What is the primary topic or theoretical principle explored in 'Crop Production and Management' (Class 8 SCIENCE)? medium MCQ Chapter Core Principle
- 8 Which key mechanism or analytical rule is highlighted in 'Crop Production and Management'? medium MCQ Key Analytical Mechanism
- 9 Which of the following is NOT an advantage of crop rotation? medium MCQ 3 marks Crop rotation benefits
- 10 A 5‑ha field is sown with wheat. The farmer wants to use a nitrogenous fertilizer whose recommendation is 140 kg N per hectare. How many kilograms of this fertilizer should be applied to the whole field? easy 2 marks Fertilizer application calculation
- 11 A farmer owns 12 ha of land. He follows a crop rotation plan where 40 % of the land is sown with maize, 35 % with soybean, and the rest with rice. Calculate (a) the area sown with soybean and (b) the total expected yield if the yields per hectare are: maize = 6 t /ha, soybean = 2 t /ha, rice = 4 t /ha. medium 4 marks Crop rotation area & yield calculation
- 12 A farmer has a 10 ha field that requires 5 mm of water per day for 30 consecutive days. The irrigation system used has an efficiency of 70 %. How many litres of water must the farmer supply in total? medium 2 marks Irrigation water requirement calculation