This one is: The chapter mentions synthetic fibres such as Polyester, Nylon, Rayon, and Acrylic. Answer: It is a simple tool which is used for removing weeds and for loosening the soil. Irrigation; Removal of weeds; Preparation of soil; Storage of food grains; Sowing; Adding manure and fertilizers D. linseed Question 56. The loose soil allows the roots to breathe easily even when they go deep into the soil. Harvesting: The cutting and gathering of mature food crop like wheat or paddy is known as harvesting. Answer: Science for Ninth Class (Part 2) CHEMISTRY 9. 2. (e) Crop rotation helps in the replenishment of soil with ………….. The government agency like food corporation of India (FCI) buy food grains from farmers and storing them properly. Question 10. Column B (a) The same kind of plants grown and cultivated on a large scale at a place is called …………………. Following precautions should be taken while sowing the seeds in the soil: Question 68. If continuous plantation of crops is done in the fields then the soil will become poor in necessary nutrients like nitrogen, phosphorus, potassium, etc. RS Aggarwal Solutions for class 7 Math's, lakhmirsingh Solution for class 8 Science, PS Verma and VK Agarwal Biology class 9 solutions, Lakhmir Singh Chemistry Class 9 Solutions, CBSE Important Questions for Class 9 Math's pdf, MCQ Questions for class 9 Science with Answers, Important Questions for class 12 Chemistry, Chapter-2 Microorganisms : Friend and Foe, Chapter-4 Materials : Metals and Non-Metals, Chapter-7 Conservation of Plants and Animals, Chapter-10 Reaching The Age of Adolescence, Chapter-14 Chemical Effects of Electric Current, Important Questions CBSE Class 10 Science. Modern methods of irrigation are sprinkler and drip system. A. seeds should be sown at right intervals Define ignition temperature of a substance. Name three food materials obtained from animals. The best time for the removal of weeds is before they produce flowers and seeds. Some weeds interfere even in harvesting and may be poisonous for animals and human beings. What is ‘animal husbandry’? Answer: It is the best technique for watering fruit plants, gardens and trees. Answer: This affect the yield and also affects the quality of soil. With hand – In this method, weeds are removed manually by uprooting or cutting them close to the ground. Chapter 5 – Coal And Petroleum. 27. What name is given to the cutting and gathering of a food crop like wheat or paddy? A. chillies The other agricultural practices which are done by sickle are: preparing hay and also cutting some crops. (b) Sprinkler system is very useful for sandy soil. Question 50. If seeds are placed too close, then plants formed form them will be also too close and will not get enough sunlight, water and nutrients to grow. Chapter – 01 The best Technique of Watering the fruit plants and Tree is: Each chapter of Lakhmir Singh book has around 80 to 100 practice questions. Lakhmir Singh & Manjit Kaur. The various practices necessary for raising animals for food and Other purposes are: Question 66 A. Examples- wheat, gram, etc. Here we give Chapter 1 all solution of Class 8. On the other hand, if seeds are placed too far, then it will be a wastage of field space. Advantages of transplantation in growing crops: Question 70 A. It is done by a machine called combine. The implement used for sowing is seed drill. These solutions for Electricity are extremely popular among Class 10 students for Science Electricity Solutions come handy for quickly completing your homework and preparing for exams. All the solutions of Motion - Physics explained in detail by experts to help students prepare for their CBSE exams. 1. The food obtained from animals is very rich in proteins. Weeding is necessary since weeds compete with the crop plants for water, nutrients, space and light. C minerals Paddy, tomatoes and chillies are grown by transplantation. What type of organisms grow on stored food grains having higher moisture content? Traditional methods of irrigation are chain pump and dhekli. All the solutions of Atoms and Molecules - Chemistry explained in detail by experts to help students prepare for their CBSE exams. (b) for sandy soil? There are creatures who live, die, and become part of nature again. Sometimes, manure is added to the soil before tilling. Question 95 Irrigation is necessary to provide moisture for germination of seeds because germination of seeds does not take place under dry conditions. What are the advantages of manure ? Answer: Its help you to complete your homework. If wheat is sown in the kharif season, it will not grow well as plants cannot tolerate too much water of the rainy season. This page is prepared by academic team of entrancei for chapter-12 - Friction.Get MCQ based objective questions and HOT Questions with solution for chapter-12 - Friction.Extra Questions for 12 - Friction are with detail solutions. Lakhmir Singh Science Class 8 Chapter 9 Very Short Answer Type Questions. C. Removing the weeds B. drip irrigation system B. meat Lakhmir Singh Solutions For Class 8 Science Chapter 6 Combustion And Flame Very Short Answer Type Questions 1. Manure and fertilizers are added to the fields by the farmers to maintain the fertility of soil. In these crop, initially the seeds are sown in the small nursery to obtain seedlings. During spraying of weedicides, the nose and mouth of farmer should be covered with a piece of cloth. Page no: 350. The loosening and turning the soil by ploughing is beneficial because of the following reasons: Question 52 A. Science for Tenth Class (Part 2) CHEMISTRY 11. Which is the first step in the cultivation of a crop? Apart from just the looks, seeds are also tested for their efficiency in germination (how many seeds from set of 100 would grow in plants when sowed). Name any two celestial objects which we can see easily in the night sky. State its functions. Find below pdf of Lakhmir Singh Science Class 8 Solutions For Chapter 1 – Crop Production And Management. It occurs deep below the ground in certain areas of the earth. Answer: NCERT Solutions for Class 6, 7, 8, 9, 10, 11 and 12. This page is prepared by academic team of entrancei for chapter-5 - Coal and Petroleum.Get MCQ based objective questions and HOT Questions with solution for chapter-5 - Coal and Petroleum.Extra Questions for 5 - Coal and Petroleum are with detail solutions. Explain how, soil gets affected by the repeated growing of croping the same fields. (h) neem Question 44. Question 72. (c) for watering fruit plants ? Excessive use of fertilizers causes water pollution. Chapter 1: Crop Production And Management Sickle is general purpose of harvesting tool which is used in the traditional harvesting of crops. Its help you to complete your homework. Answer: Answer: (h) Dried…………..leaves are used for storing food grains at home. (f) irrigation C. threshing Question 70 B. all rights reserved. Class – 8. When water flows through these pipes, water falls drop by drop just at the position of the roots. Text Book – SCIENCE. (e) nitrogen Some examples of fertilizers are urea, potash, NPK (nitrogen, phosphorus, potassium), etc. Question 85. Question 59. Question 52 B. What precautions should be taken in sowing the seeds? Important Topics for Lakhmir Singh Solutions for Class 10 Biology Chapter 1. B. tomatoes Answer: Question 69 B. C. nitrogen D. seeds should not be sown in highly wet Soil Question 89. It is done by using a tool called plough. students are advised to check out the complete syllabus.. CBSE Useful Resources. In this system, there is a network of narrow pipes with small holes, in the fields. The text book of Lakhmir Singh And Manjit Kaur for Class 10 Physics gives the students a detailed picture about each and every chapter.This is the best book for your class 10 science preparation. (c) For growing a crop, sufficient sunlight, ………., and …………. Answer: This page is prepared by academic team of entrancei for chapter-11 - Force and Pressure.Get MCQ based objective questions and HOT Questions with solution for chapter-11 - Force and Pressure.Extra Questions for 11 - Force and Pressure are with detail solutions. 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