Class 8 science chapter 1 extra questions and Answers

Welcome to this crop production and management extra questions and answer for class 8 science chapter 1. From the perspective of the exam, some important questions are provided to the students here on this page.

To see answer to the questions just click the answer button and the drop-down would have the answer.

This page contains questions that generally contains two or three mark for each correct answer. Questions in this paper are for class 8 science chapter 1. Table below shows the type of questions in this test paper.

Very Short Answer Type Questions

Answer the following questions briefly. Answer should brief and specific.

Question 1. Name any two ways how weeding can be done?

Question 2. Name one pesticide you will use to kill insects that harm crops?

Question 3. What is apiculture?

Question 4. What is the importance of Rhizobium bacteria?

Question 5. What is the disadvantage of scattering of seeds?

Question 6. What kind of a place is ideal for storage of harvested grains?

Question 7. Name the implement used in sowing.

Question 8. Name two methods of irrigation which conserve water.

Question 9. Give example of cash crops.

Question 10. List one benefit of preparation of soil.

Match the following type question

Question 11.

Match the terms in column 1 with relevant terms in column 2. Each correct match gets you one mark.

Column 1Column 2
i. Paddya. Rajasthan
ii. Weedingb. NPK
iii. Fertilizersc. Kharif crop
iv. Drip irrigationd. Pisciculture
v. Rearing of fishe. Removal of undesired plants

Answer in one word

Answer the following questions in one word

Question 12. Artificial application of water to soil.

Question 13. The process of cutting and gathering of crops.

Question 14. Preparation and use of land for growing crops.

Question 15. A chemical used to destroy weeds.

Question 16. A fertilizer.

Question 17. A place where storage of grains is done in bulk.

Question 18. Process of separating grains from the chaff.

Question 19. The practice of growing two or more dissimilar crops in the same field, one after the other.

Question 20. Rearing of animals on a large scale for food, and other needs.

Short answer type questions

Given below are short answer type questions.

Question 21. Why does the soil need levelling?

Question 22. Name three natural methods of adding nutrients to soil?

Question 23. Why should grains be dried before storage?

Question 24. Why is it not advisable to sow rice in winter season in our country?

Question 25. If soil has all the nutrients, why do we need to replenish it?

Question 26. Why is it important to sow seed at the correct depth and distance?

Question 27. Why is the drip system of irrigation is excellent for areas like Rajasthan?

Question 28. What are silos?

Question 29. Why does the government usually maintain a buffer stock of grains?

Question 30. What do you mean by nitrogen fixation?

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