NCERT 8th Science Chapter 1 CROP PRODUCTION AND MANAGEMENT Book and Solution

NCERT 8th Science Chapter 1
CROP PRODUCTION AND MANAGEMENT

Q. 1.     Select the correct word from the following list and fill in the blanks.
                float, water, crop, nutrients, preparation
Q. 3. Give two examples of each.
(a) Kharif crop (b) Rabi crop
Q. 4. Write a paragraph in your own words on each of the following.
(a) Preparation of soil (b) Sowing (c) Weeding (d) Threshing
Q. 5. Explain how fertilisers are different from manure.
Q. 6.     What is irrigation? Describe two methods of irrigation which conserve water.
Q. 7. If wheat is sown in the kharif season, what would happen? Discuss.
Q. 8. Explain how soil gets affected by the continuous plantation of crops in a field.
Q. 9. What are the weeds? How can we control them?
Q.10. Arrange the following boxes in the proper order to make a flow chart of sugarcane crop production.
Q. 11. Complete the following word puzzle with the help of clues given below.
Down
1. Providing water to the crops.
2. Keeping crop grains for a long time under proper conditions.
5. Certain plants of the same kind grown on a large scale. 

Across
3. A machine used for cutting the matured crop.
4. A rabi crop that is also one of the pulses.
6. A process of separating the grain from the chaff.

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