https://www.khanacademy.org/science/revision-term-2-tg-biology-class-8/x04828215b460a495:week-1/x04828215b460a495:production-of-food-from-palnts/v/soil-preparation 2025-01-14T13:46:46.197485586Z Soil Preparation In this video, we explore the importance of soil preparation in farming. Learn how loosening and leveling the soil helps roots grow, improves aeration, and boosts nutrient availability for plants. Discover tools like the plough, cultivator, and spade used by farmers, and see why adding manure or compost makes the soil nutrient-rich and ready for planting. Shankar Nair video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Soil Preparation In this video, we explore the importance of soil preparation in farming. Learn how loosening and leveling the soil helps roots grow, improves aeration, and boosts nutrient availability for plants. Discover tools like the plough, cultivator, and spade used by farmers, and see why adding manure or compost makes the soil nutrient-rich and ready for planting. https://cdn.kastatic.org/ka-youtube-converted/Q5CthF9sa9o.mp4/Q5CthF9sa9o.mp4 250 Crop Production https://www.khanacademy.org/science/od-class-8-science-bridge-course/x597840fd590d6b75:soil/x597840fd590d6b75:structure-of-soil/e/soil-preparation-and-nutrients 2026-04-07T22:59:30.107127435Z Soil preparation and nutrients Let's solve some problems to better understand soil preparation and nutrients. Aakash Bagga exercise https://www.khanacademy.org/science/revision-term-2-tg-biology-class-8/x04828215b460a495:week-1/x04828215b460a495:production-of-food-from-palnts/v/fertilizers-manures 2025-03-06T03:29:07.687997642Z Fertilizers & manures Discover the key differences between fertilizers, manures, and the sustainable practice of crop rotation! Shankar Nair video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Fertilizers & manures Discover the key differences between fertilizers, manures, and the sustainable practice of crop rotation! https://cdn.kastatic.org/ka-youtube-converted/ork_iH7qtnk.mp4/ork_iH7qtnk.mp4 483 Crop Production https://www.khanacademy.org/science/revision-term-2-tg-biology-class-8/x04828215b460a495:week-1/x04828215b460a495:production-of-food-from-palnts/e/fertilizers-and-manures 2026-04-10T10:20:45.209111834Z Fertilizers and Manures Let's answer some questions Shankar R exercise https://www.khanacademy.org/science/revision-term-2-tg-biology-class-8/x04828215b460a495:week-1/x04828215b460a495:production-of-food-from-palnts/v/irrigation-systems 2025-01-14T13:46:46.197485586Z Irrigation Systems In this video, we explore irrigation systems—from traditional techniques to modern innovations. Learn how methods like sprinkler irrigation and drip irrigation help conserve water while maximizing crop productivity. We’ll also discuss how factors like soil type, crop needs, and seasonal changes impact irrigation. Shankar Nair video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Irrigation Systems In this video, we explore irrigation systems—from traditional techniques to modern innovations. Learn how methods like sprinkler irrigation and drip irrigation help conserve water while maximizing crop productivity. We’ll also discuss how factors like soil type, crop needs, and seasonal changes impact irrigation. https://cdn.kastatic.org/ka-youtube-converted/A50aPBxjl0k.mp4/A50aPBxjl0k.mp4 499 Crop Production https://www.khanacademy.org/science/revision-term-2-tg-biology-class-8/x04828215b460a495:week-1/x04828215b460a495:production-of-food-from-palnts/e/irrigation-practices 2026-04-10T10:20:45.209111834Z Irrigation Practices Lets answer some questions Shankar R exercise https://www.khanacademy.org/science/revision-term-2-tg-biology-class-8/x04828215b460a495:week-1/x04828215b460a495:production-of-food-from-palnts/v/weed-control-harvest-storage 2025-01-14T13:46:46.197485586Z Weed Control | Harvest | Storage Discover the fascinating journey of crop production in this engaging video! Learn about essential steps like weed control, harvesting, and threshing, and explore how grains are separated from chaff using tools like sickles and machines like harvesters and combines. We’ll also dive into the importance of proper storage to keep grains safe from pests and spoilage, using techniques like drying, silos, and neem leaves. Plus, uncover how animal husbandry ensures animals are well-cared for, providing us with food like milk, eggs, fish, and meat. Shankar Nair video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Weed Control | Harvest | Storage Discover the fascinating journey of crop production in this engaging video! Learn about essential steps like weed control, harvesting, and threshing, and explore how grains are separated from chaff using tools like sickles and machines like harvesters and combines. We’ll also dive into the importance of proper storage to keep grains safe from pests and spoilage, using techniques like drying, silos, and neem leaves. Plus, uncover how animal husbandry ensures animals are well-cared for, providing us with food like milk, eggs, fish, and meat. https://cdn.kastatic.org/ka-youtube-converted/DHPODITqAt4.mp4/DHPODITqAt4.mp4 433 Crop Production https://www.khanacademy.org/science/revision-term-2-tg-biology-class-8/x04828215b460a495:week-1/x04828215b460a495:production-of-food-from-palnts/e/weed-control-harvesting-storage 2026-04-10T10:20:45.209111834Z Weed control Harvesting Storage Lets answer some questions Shankar R exercise https://www.khanacademy.org/science/class-8-science/xa0f87b0f3c6fd88c:crop-production/xa0f87b0f3c6fd88c:methods-of-crop-improvement-and-green-revolution/e/green-revolution-and-crop-prosperity 2025-02-13T13:40:25.85838563Z Green revolution and crop prosperity Let's solve some questions on green revolution and crop prosperity Vibhor Pandey exercise https://www.khanacademy.org/science/revision-term-1-od-grade-9-life-science/x26da6cb4aecf5718:untitled-4/x26da6cb4aecf5718:improvement-in-food-sources/v/animal-husbandry-fish-and-bee 2025-07-14T09:41:09.9920098Z Animal Husbandry Fish and Bee Dive into the fascinating world of fish farming and beekeeping—two vital practices in animal husbandry. Learn how freshwater and marine fish are farmed using methods like composite pisciculture and mariculture. Shankar Nair video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Animal Husbandry Fish and Bee Dive into the fascinating world of fish farming and beekeeping—two vital practices in animal husbandry. Learn how freshwater and marine fish are farmed using methods like composite pisciculture and mariculture. https://cdn.kastatic.org/ka-youtube-converted/ybuFe3gUtTw.mp4/ybuFe3gUtTw.mp4 240 Crop Production https://www.khanacademy.org/science/revision-term-1-od-grade-9-life-science/x26da6cb4aecf5718:untitled-4/x26da6cb4aecf5718:improvement-in-food-sources/v/animal-husbandry-cattle-and-poultry 2025-07-14T09:41:09.9920098Z Animal Husbandry Cattle and Poultry In this video, explore the world of cattle farming and poultry—two essential branches of animal husbandry that feed millions. Learn how proper housing, balanced feed, and hygiene impact milk production in cows and buffaloes. Shankar Nair video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Animal Husbandry Cattle and Poultry In this video, explore the world of cattle farming and poultry—two essential branches of animal husbandry that feed millions. Learn how proper housing, balanced feed, and hygiene impact milk production in cows and buffaloes. https://cdn.kastatic.org/ka-youtube-converted/HiQrPsFdoVQ.mp4/HiQrPsFdoVQ.mp4 283 Crop Production https://www.khanacademy.org/science/revision-term-1-od-grade-9-life-science/x26da6cb4aecf5718:untitled-4/x26da6cb4aecf5718:improvement-in-food-sources/e/fish-farming-beekeeping 2026-04-08T00:16:02.937952483Z Fish Farming & Beekeeping Lets answer some questions! Shankar R exercise https://www.khanacademy.org/science/revision-term-1-od-grade-9-life-science/x26da6cb4aecf5718:untitled-4/x26da6cb4aecf5718:improvement-in-food-sources/e/cattle-farming-and-pouktry 2026-04-07T22:23:57.656416987Z Cattle farming and Poultry Lets answer some questions! Shankar R exercise