This quiz works best with JavaScript enabled. Home > Class 8 > Class 8 Science Chapter 1 Crop Production And Management – Quiz 9 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 8 Science Chapter 1 Crop Production And Management Quiz 9 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The system of irrigation where water is supplied drop by drop near the roots of plants, is called(a) pulley system(b) drip system(c) sprinkler system(d) lever system A) A. B) B. C) C. D) D. Show Answer Correct Answer: C) C. 2. Process of separation of grain and chaff is A) Winnowing. B) Harvesting. C) Threshing. D) None of the above. Show Answer Correct Answer: A) Winnowing. 3. Ploughing the field is useful due to A) Aeration of soil. B) It allows deep penetration of roots. C) Allows better nutrient absorption. D) All the above. Show Answer Correct Answer: D) All the above. 4. The process of planting seeds is called A) Transplanting. B) Sowing. C) Crowding. D) Culturing. Show Answer Correct Answer: B) Sowing. 5. Sanjeev's father were drawn out of the fields.Seeing this, Sanjee asked what this process is called?How did his father respond? SanJeeV's as Faterra WAS Removing Unwaned Plants from His Field.Seeing It SanJeeV Asked, What is this Process Called?Wrat would be sure Father's Answer? A) Harvesting harvesting. B) Irrigation rrigation. C) Winnowing. D) Weeding to draw river. Show Answer Correct Answer: D) Weeding to draw river. 6. Weeds are controlled by chemicals called ..... A) Weedicides. B) Pesticides. C) Insecticides. D) Fungicides. Show Answer Correct Answer: A) Weedicides. 7. A procedure is a procedure is a procedure broadcast is a method A) Irrigation rrigation. B) Sowing sowing sowing. C) Harvesting harvesting. D) Weeding weeding. Show Answer Correct Answer: B) Sowing sowing sowing. 8. Manures are A) Organic in nature. B) Inorganic in nature. C) Organic as well as inorganic in nature. D) None of above. Show Answer Correct Answer: A) Organic in nature. 9. The process of loosening the soil is called ..... A) Tilling. B) Weeding. C) Sowing. D) Harvesting. Show Answer Correct Answer: A) Tilling. 10. The chemical substances rich in nutrients are called A) Fertiliser. B) Weedicide. C) Pesticides. D) Herbicides. Show Answer Correct Answer: A) Fertiliser. 11. What do we need to do to provide such a large population available?What do weed to do to do to do to make food food available to Such A Large Population? A) Constant production (continuous production). B) Certain Management (Appropriat Management). C) Correct Distribution System (Correct Distribution System). D) All of the above (ALL of the Above). Show Answer Correct Answer: D) All of the above (ALL of the Above). 12. Which of the following is an example of Rabi crop? A) Potato. B) Onion. C) Jute. D) Pulses. Show Answer Correct Answer: A) Potato. 13. The process of separation of grain from the chaff after harvesting is known as A) Tilling. B) Threshing. C) Weeding. D) Winnowing. Show Answer Correct Answer: B) Threshing. 14. What are the important steps in the preparation of soil? A) Turning and loosening. B) Turning and sowing. C) Loosening and sowing. D) Loosening and weeding. Show Answer Correct Answer: A) Turning and loosening. 15. In irrigation, which of the following technique reduces water loss? A) (a) Canal system. B) (b) Sprinkler system. C) (c) Drip irrigation. D) Both (b) and (c). Show Answer Correct Answer: D) Both (b) and (c). 16. WHICH OF THE FOLLOWING IS A CEREAL CROP? A) PADDY. B) MAIZE. C) BARLEY. D) ALL OF THESE. Show Answer Correct Answer: D) ALL OF THESE. 17. Which bacteria is present in leguminous plants for increasing the nitrogen content of the soil? A) Lactobacillus. B) Rhizobium. C) Staphylococcus. D) Aspergillus. Show Answer Correct Answer: B) Rhizobium. 18. What bacteria is found in the roots of leguminous plants A) Cyanobacteria. B) Cytobacteria. C) Lactobacteria. D) Rhizobium. Show Answer Correct Answer: D) Rhizobium. 19. The process of loosening and turning the soil is known as: A) Winnowing. B) Ploughing. C) Harvesting. D) Threshing. Show Answer Correct Answer: B) Ploughing. 20. Select the traditional system of irrigation from these. A) Sprinkler system. B) Pulley system. C) Drip irrigation. D) Field fallow. Show Answer Correct Answer: B) Pulley system. 21. Name some animals which provide food. A) Fish. B) Hen. C) Cow. D) Buffalo. E) All of these. Show Answer Correct Answer: E) All of these. 22. The process of rearing silkworms on a large scale is called ..... A) Vermiculture. B) Fish farm. C) Sericulture. D) Beekeeping. Show Answer Correct Answer: C) Sericulture. 23. True or False:All weeds are good for crops and help in crop rotation. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 24. WHILE SOWING OF SEEDS PROPER DISTANCE MUST BE MAINTAINED BETWEEN EVERY SEED.WHY? A) TO PREVENT FROM OVERCROWDING. B) TO PREVENT FROM COMPETITION FOR NUTRIENTS, WATER, SHELTER, SUNLIGHT ETC. C) TO PROTECT FROM DISEASE. D) TO PROTECT FROM WEEDS. Show Answer Correct Answer: B) TO PREVENT FROM COMPETITION FOR NUTRIENTS, WATER, SHELTER, SUNLIGHT ETC. 25. Planting of seeds is called A) Ploughing. B) Levelling. C) Sowing. D) Weeding. Show Answer Correct Answer: C) Sowing. ← PreviousNext →Related QuizzesClass 8 Science Chapter 1 Crop Production And Management Quiz 1Class 8 Science Chapter 1 Crop Production And Management Quiz 2Class 8 Science Chapter 1 Crop Production And Management Quiz 3Class 8 Science Chapter 1 Crop Production And Management Quiz 4Class 8 Science Chapter 1 Crop Production And Management Quiz 5Class 8 Science Chapter 1 Crop Production And Management Quiz 6Class 8 Science Chapter 1 Crop Production And Management Quiz 7Class 8 Science Chapter 1 Crop Production And Management Quiz 8Class 8 Science Chapter 1 Crop Production And Management Quiz 10Class 8 Science Chapter 1 Crop Production And Management Quiz 11 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books