Central Board of Secondary Education (CBSE - India) Class 8 Science: Crop Production and Management

Instructions. Answer all questions. Fill exactly one bubble per question on the OMR sheet.

1. Crop Production and Management

   1.

   Which of the following practices is NOT a part of preparing the soil for sowing seeds?

   1. (A)

      Ploughing

   2. (B)

      Levelling

   3. (C)

      Weeding

   4. (D)

      Manuring

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   Answer: (C)

   Weeding

   Weeding is the removal of unwanted plants, which is typically done after the crop has started growing, not as part of initial soil preparation.

   Crop Production and Management · Easy

2. 2.

   What is the primary purpose of irrigation in crop production?

   1. (A)

      Adding nutrients to the soil

   2. (B)

      Harvesting mature crops

   3. (C)

      Protecting crops from pests

   4. (D)

      Supplying water to crops at regular intervals

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   Answer: (D)

   Supplying water to crops at regular intervals

   Irrigation is the artificial application of water to the land or soil to assist in the growth of agricultural crops, hence supplying water to crops at regular intervals.

   Crop Production and Management · Easy

3. 3.

   Farmers often rotate crops in their fields. What is the main benefit of crop rotation?

   1. (A)

      It attracts more pests to the field

   2. (B)

      It makes the soil less fertile

   3. (C)

      It helps in replenishing soil nutrients

   4. (D)

      It increases the need for fertilizers

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   Answer: (C)

   It helps in replenishing soil nutrients

   Crop rotation helps in replenishing the soil with essential nutrients, especially nitrogen, if leguminous plants are part of the rotation cycle.

   Crop Production and Management · Medium

4. 4.

   Which of the following tools would be most suitable for removing weeds from a field?

   1. (A)

      Harvester

   2. (B)

      Seed drill

   3. (C)

      Hoe

   4. (D)

      Plough

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   Answer: (C)

   Hoe

   A hoe is a simple tool used for removing weeds and loosening the soil. A seed drill is for sowing, a plough for tilling, and a harvester for cutting crops.

   Crop Production and Management · Medium

5. 5.

   Paddy (rice) is a rabi crop. What would be the likely consequence if it is sown in the winter season?

   1. (A)

      It would not grow well due to low temperatures and insufficient water

   2. (B)

      It would not germinate due to high temperatures

   3. (C)

      It would grow normally as expected

   4. (D)

      It would yield a higher quantity of grains

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   Answer: (A)

   It would not grow well due to low temperatures and insufficient water

   Paddy is a kharif crop, requiring plenty of water and warm weather. Sowing it in winter (rabi season) would expose it to low temperatures and insufficient water, hindering its growth.

   Crop Production and Management · Hard

— End of the paper · updated 13 October 2026 —