{"id":620713,"date":"2023-03-13T05:02:14","date_gmt":"2023-03-13T05:02:14","guid":{"rendered":"https:\/\/www.indcareer.com\/schools\/?p=620713"},"modified":"2024-04-29T10:29:53","modified_gmt":"2024-04-29T10:29:53","slug":"ncert-exemplar-class-8-science-chapter-1-crop-production-and-management","status":"publish","type":"post","link":"https:\/\/www.indcareer.com\/schools\/ncert-exemplar-class-8-science-chapter-1-crop-production-and-management\/","title":{"rendered":"NCERT Exemplar Class 8 Science\u00a0Chapter 1: Crop Production and Management"},"content":{"rendered":"\n<p>NCERT Exemplar Class 8 Science&nbsp;Chapter 1: Crop Production and Management. NCERT Exemplar Solutions for Class 8 Science&nbsp;Chapter 1 Crop Production and Management prepare students for their Class 8 exams thoroughly. <\/p>\n\n\n\n<p>Science&nbsp;problems and solutions for the Class 8 pdf are provided here which are similar to the questions being asked in the previous year&#8217;s board. <\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-ncert-exemplar-class-8-science-nbsp-chapter-1-crop-production-and-management\"><strong>NCERT Exemplar Class 8 Science&nbsp;Chapter 1: Crop Production and Management<\/strong><\/h2>\n\n\n\n<p>Class 8: Science&nbsp;Chapter 1 solutions. Complete Class 8 Science&nbsp;Chapter 1 Notes.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-multiple-choice-questions\"><strong>Multiple Choice Questions<\/strong><\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Which one of the following condition is not essential to grow&nbsp;maize?\n<ul class=\"wp-block-list\">\n<li>(a) High temperature<\/li>\n\n\n\n<li>(b) Humidity<\/li>\n\n\n\n<li>(c) Low temperature<\/li>\n\n\n\n<li>(d) Rainfall<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>Propagation of ginger is generally done using\n<ul class=\"wp-block-list\">\n<li>(a) seed<\/li>\n\n\n\n<li>(b) stem (rhizome)<\/li>\n\n\n\n<li>(c) root<\/li>\n\n\n\n<li>(d) leaf<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>Which of the following statement is not true for organic manure?\n<ul class=\"wp-block-list\">\n<li>(a) It enhances water holding capacity of soil.<\/li>\n\n\n\n<li>(b) It has a balance of all plant nutrients.<\/li>\n\n\n\n<li>(c) It provides humus to soil.<\/li>\n\n\n\n<li>(d) It improves texture of soil.<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>The term used for the process of separation of grains from chaff&nbsp;is\n<ul class=\"wp-block-list\">\n<li>(a) sieving<\/li>\n\n\n\n<li>(b) threshing<\/li>\n\n\n\n<li>(c) winnowing<\/li>\n\n\n\n<li>(d) hand picking<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>Read the statements given below.<br>(i) Seeds require moisture for germination.<br>(ii) Plants can absorb nutrients mostly in dissolved form.<br>(iii) Irrigation protects crops from both frost and hot air currents.<br>(iv) Irrigation improves soil texture.<br>Choose the combination of statements which indicate the need&nbsp;to irrigate crops.\n<ul class=\"wp-block-list\">\n<li>(a) i and ii<\/li>\n\n\n\n<li>(b) i, ii, iii<\/li>\n\n\n\n<li>(c) i, ii, iii, iv<\/li>\n\n\n\n<li>(d) i and iii<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>Which of the following tools would a farmer use to remove weeds&nbsp;from the field?\n<ul class=\"wp-block-list\">\n<li>(a) Hoe<\/li>\n\n\n\n<li>(b) Plough<\/li>\n\n\n\n<li>(c) Axe<\/li>\n\n\n\n<li>(d) Cultivator<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>Which of the following is not true for fertilisers?\n<ul class=\"wp-block-list\">\n<li>(a) They increase the yield.<\/li>\n\n\n\n<li>(b) Their excessive use disturbs the balance of nutrients in soil.<\/li>\n\n\n\n<li>(c) They are generally used in small quantity.<\/li>\n\n\n\n<li>(d) They are environment friendly.<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>Given below are statements about the harmful effects of weeds&nbsp;on crop plants.<br>(i) They interfere in harvesting.<br>(ii) They help crop plants to grow healthily.<br>(iii) They compete with crop plants for water, nutrients, space&nbsp;and light.<br>(iv) They affect plant growth.<br>Choose the correct combination of statements.\n<ul class=\"wp-block-list\">\n<li>(a) i, iii, iv<\/li>\n\n\n\n<li>(b) iii only<\/li>\n\n\n\n<li>(c) iii, iv<\/li>\n\n\n\n<li>(d) i, ii, iii, iv<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>The process of loosening and turning of soil is called\n<ul class=\"wp-block-list\">\n<li>(a) irrigation and manuring<\/li>\n\n\n\n<li>(b) digging and winnowing<\/li>\n\n\n\n<li>(c) tilling and ploughing<\/li>\n\n\n\n<li>(d) harvesting and storage<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>The monsoon season in our country is during the months\n<ul class=\"wp-block-list\">\n<li>(a) April to December<\/li>\n\n\n\n<li>(b) June to September<\/li>\n\n\n\n<li>(c) November to March<\/li>\n\n\n\n<li>(d) January to May<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>The system of irrigation where in water is supplied drop by drop&nbsp;near the roots of plants, is called\n<ul class=\"wp-block-list\">\n<li>(a) pulley system<\/li>\n\n\n\n<li>(b) drip system<\/li>\n\n\n\n<li>(c) sprinkler system<\/li>\n\n\n\n<li>(d) lever system<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-very-short-answer-type-questions\"><strong>Very Short Answer Type Questions<\/strong><\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Pick out the odd one from the following words given in the box&nbsp;and give reason for it.<br><strong>Plough, Seed Drill, Hoe, Chain Pump, Sickle<\/strong><\/li>\n\n\n\n<li>If you are given a dry piece of land for cultivation what will you&nbsp;do before sowing the seeds?<\/li>\n\n\n\n<li>State whether the following statements are True or False. Correct&nbsp;the false statements.\n<ul class=\"wp-block-list\">\n<li>(i) Using good quality seed is the only criterion to get high&nbsp;yield.<\/li>\n\n\n\n<li>(ii) Growing different crops in different seasons in the same&nbsp;field will deplete the soil of nutrients.<\/li>\n\n\n\n<li>(iii) All crop plants are sown as seeds in the field.<\/li>\n\n\n\n<li>(iv) Cells of root nodules of leguminous plants fix nitrogen.<\/li>\n\n\n\n<li>(v) Freshly harvested grains must be dried before storing.<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>During which months do farmers grow mustard in India?<\/li>\n\n\n\n<li>Which activity of the farmer can promote growth of earthworms&nbsp;and microbes in the field?<\/li>\n<\/ol>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-short-answer-type-questions\"><strong>Short Answer Type Questions<\/strong><\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Beera, wants to practice crop rotation in his field. Suggest a Rabi&nbsp;crop and a Kharif crop which will replenish his field with nitrogen.&nbsp;Which crop replenishes nitrogen and why?<\/li>\n\n\n\n<li>Match the agricultural implements given in Column A with their&nbsp;use given in Column B.<br><img decoding=\"async\" src=\"https:\/\/www.indcareer.com\/schools\/wp-content\/uploads\/2023\/03\/15787150760_b8e97ac45c_o.jpg\" alt=\"Crop Production and Management\"><\/li>\n\n\n\n<li>What are organic foods?<\/li>\n\n\n\n<li>From the word puzzle given as Fig. 1.1 find atleast eight words&nbsp;which are \u2018farmer\u2019s friends.\u2019 Classify them into living and non&nbsp;living.<br><img decoding=\"async\" src=\"https:\/\/www.indcareer.com\/schools\/wp-content\/uploads\/2023\/03\/15354824543_23d423e570_o.jpg\" alt=\"Crop Production and Management\"><\/li>\n\n\n\n<li>(a) Name the tool used with a tractor for sowing seeds in a field.<br>(b) What are the advantages of using this tool?<\/li>\n\n\n\n<li>(a) Name the practice followed for large scale rearing of farm&nbsp;animals.<br>(b) What facilities are provided to farm animals?<\/li>\n\n\n\n<li>Clasify the following crops into Khariff and Rabi crops and write&nbsp;in the tabular column given below:<br><strong>Maize, paddy, mustard, pea, gram, wheat, groundnut, cotton.<\/strong><br><img decoding=\"async\" src=\"https:\/\/www.indcareer.com\/schools\/wp-content\/uploads\/2023\/03\/15973781702_a23e7758f8_o.jpg\" alt=\"Crop Production and Management\"><\/li>\n<\/ol>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-long-answer-type-questions\"><strong>Long Answer Type Questions<\/strong><\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Despite favourable climatic conditions, a farmer\u2019s crop failed to&nbsp;give good yield. Give the possible reasons for this.<\/li>\n\n\n\n<li>As a part of eco-club activity students were asked to raise a kitchen&nbsp;garden in the school premises. They were provided with some&nbsp;materials given in the box. List the other materials you would&nbsp;require.<br>How will you plan the garden? Write the steps.<br><strong>khurpi, water-can, spade, shovel<br><\/strong><strong>Note:<\/strong> You have been asked to use only environment friendly materials.<\/li>\n\n\n\n<li>Paddy is a major cereal crop in our country.\n<ul class=\"wp-block-list\">\n<li>(a) In which season is paddy cultivated?<\/li>\n\n\n\n<li>(b) Discuss the method of sowing.<\/li>\n\n\n\n<li>(c) What measures must be taken to prevent spoilage and insect&nbsp;attack of harvested grains.<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>Unscramble the words related to crop production and its management&nbsp;and write in the boxes given beneath them.<br><img decoding=\"async\" src=\"https:\/\/www.indcareer.com\/schools\/wp-content\/uploads\/2023\/03\/15352175984_d480f3da4d_o.jpg\" alt=\"Crop Production and Management\"><br>Now, using the circled letters, form one word which is an activity&nbsp;carried out in fields, after maturation of crops.<\/li>\n\n\n\n<li>Given below is a conversation between two farmers Heera and&nbsp;Beera.<br>Heera : Brother Beera, your maize crops looks beautiful! They&nbsp;have grown pretty fast.<br>Beera : Yes, I have sprayed urea this time. What about you?<br>Heera : Well, I am still relying on good old cow dung. I am saving&nbsp;money for buying a tractor.<br>Beera : That\u2019s good. Tractor saves a lot of time and labour.<br>Heera : Yes, it\u2019s been very labour intensive for me and now these&nbsp;weeds have come up.<br>Beera : Try weedicides, they are very effective.<br>Now answer the following questions.\n<ul class=\"wp-block-list\">\n<li>(i) List the practices which are not environment friendly and&nbsp;why?<\/li>\n\n\n\n<li>(ii) What is the advantage of modern agriculture implements&nbsp;over traditional ones?<\/li>\n\n\n\n<li>(iii) Name one weedicide and the precaution farmers must take&nbsp;during its application.<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>For discussion<br>Despite being one of the growing economies, our country still&nbsp;has a large section of population going hungry and malnourished.&nbsp;Do you think an efficient crop production mechanism is&nbsp;the only solution to this? Discuss in the class what else needs to&nbsp;be done to root out hunger and malnutrition from our country.<\/li>\n\n\n\n<li>Terms related to agricultural practice are given below. Rearrange&nbsp;them in the correct sequence.<br><strong>harvesting, sowing, manuring, tilling and ploughing,&nbsp;irrigation, de\u2013weeding.<\/strong><\/li>\n<\/ol>\n\n\n\n<h3 class=\"wp-block-heading\">Answers to Multiple Choice Questions<\/h3>\n\n\n\n<p><strong>MULTIPLE C HOICE Q UESTIONS<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/www.indcareer.com\/schools\/wp-content\/uploads\/2024\/04\/49031674568_1bcae8fd65_o.png\" alt=\"\"\/><\/figure>\n\n\n\n<p><strong>Very Short Answer Question<\/strong><\/p>\n\n\n\n<p>12. Seed drill, because it is a modern agricultural implement unlike the others which are all traditional tools.<\/p>\n\n\n\n<p>13. The field will be watered, tilled and ploughed before sowing seeds.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/www.indcareer.com\/schools\/wp-content\/uploads\/2024\/04\/49032411532_ed0c02eff9_o.png\" alt=\"\"\/><\/figure>\n\n\n\n<p><strong>Short Answer Questions<\/strong><\/p>\n\n\n\n<p>17. Kharif : Rice or Soyabean, Rabi : Pea or Wheat. Pea\/Soyabean are legumes that will fix nitrogen with the help of Rhizobium.<\/p>\n\n\n\n<p>18. (i)-c; (ii)-a; (iii)-b; (iv)-d<\/p>\n\n\n\n<p>19. Crops cultivated without using any chemicals like fertilisers, pesticides, weedicides etc. are called organic foods.<\/p>\n\n\n\n<p>20.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/www.indcareer.com\/schools\/wp-content\/uploads\/2024\/04\/49032415957_a0f5faa54a_o.png\" alt=\"\"\/><\/figure>\n\n\n\n<p>Living : Seed, Earthworm, Rhizobium, Microbes, Ox<br>Non living: Plough, Urea, NPK, Manure, Hoe<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/www.indcareer.com\/schools\/wp-content\/uploads\/2024\/04\/49032419237_3a88a3c106_o.png\" alt=\"\"\/><\/figure>\n\n\n\n<p><strong>Long Answer Questions<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/www.indcareer.com\/schools\/wp-content\/uploads\/2024\/04\/49032203566_ee99bb5cf2_o.png\" alt=\"\"\/><\/figure>\n\n\n\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link has-background wp-element-button\" href=\"https:\/\/www.indcareer.com\/schools\/ncert-exemplar-problems-solutions\/\" style=\"background-color:#f06d6d\" target=\"_blank\" rel=\"noreferrer noopener\">NCERT Exemplar Solutions<\/a><\/div>\n\n\n\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link has-background wp-element-button\" href=\"https:\/\/www.indcareer.com\/schools\/ncert-exemplar-class-8-Science-solutions\/\" style=\"background-color:#f06d6d\" target=\"_blank\" rel=\"noreferrer noopener\">NCERT Class 8 Exemplar Solutions<\/a><\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>NCERT Exemplar Class 8 Science&nbsp;Chapter 1: Crop Production and Management. NCERT Exemplar Solutions for Class 8 Science&nbsp;Chapter 1 Crop Production and Management prepare students for their Class 8 exams thoroughly. Science&nbsp;problems and solutions for the Class 8 pdf are provided here which are similar to the questions being asked in the previous year&#8217;s board. NCERT [&hellip;]<\/p>\n","protected":false},"author":302,"featured_media":620724,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"newspack_featured_image_position":"","newspack_post_subtitle":"","newspack_article_summary_title":"Overview:","newspack_article_summary":"","newspack_hide_updated_date":false,"newspack_show_updated_date":false,"footnotes":""},"categories":[1411,58],"tags":[],"boards":[],"class_list":["post-620713","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-book-solutions","category-class-8","entry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.0 (Yoast SEO v27.1.1) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>NCERT Exemplar for Class 8, Science\u00a0Chapter 1 - IndCareer Schools<\/title>\n<meta name=\"description\" content=\"NCERT Exemplar Class 8 Science\u00a0Chapter 1: Crop Production and Management | Browse all Class 8 Science\u00a0Chapters NCERT Exemplar books - IndCareer Schools\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.indcareer.com\/schools\/ncert-exemplar-class-8-science-chapter-1-crop-production-and-management\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"NCERT Exemplar Class 8 Science\u00a0Chapter 1: Crop Production and Management\" \/>\n<meta property=\"og:description\" content=\"NCERT Exemplar Class 8 Science&nbsp;Chapter 1: Crop Production and Management. 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