{"id":915,"date":"2023-06-18T13:17:52","date_gmt":"2023-06-18T07:47:52","guid":{"rendered":"https:\/\/lotusarise.com\/qna\/?p=915"},"modified":"2024-04-03T07:19:41","modified_gmt":"2024-04-03T01:49:41","slug":"q-system-of-rice-intensification-of-cultivation-in-which-alternate-wetting-and-drying-of-rice-fields-is-practiced-results-in","status":"publish","type":"post","link":"https:\/\/lotusarise.com\/qna\/upsc\/q-system-of-rice-intensification-of-cultivation-in-which-alternate-wetting-and-drying-of-rice-fields-is-practiced-results-in","title":{"rendered":"Q.\u201cSystem of Rice Intensification\u201d of cultivation, in which alternate wetting and drying of rice fields is practiced, results in:"},"content":{"rendered":"\n<ol class=\"wp-block-list\">\n<li>Reduced seed requirement<\/li>\n\n\n\n<li>Reduced methane production<\/li>\n\n\n\n<li>Reduced electricity consumption<\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">Select the correct answer using the code given below:<\/p>\n\n\n\n<ul class=\"mcq wp-block-list\">\n<li>1 and 2 only<\/li>\n\n\n\n<li>2 and 3 only<\/li>\n\n\n\n<li>1 and 3 only<\/li>\n\n\n\n<li>1, 2 and 3<\/li>\n<\/ul>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\"><strong>Answer: (d) 1, 2 and 3<\/strong><\/p>\n<\/blockquote>\n\n\n\n<h6 class=\"wp-block-heading\"><strong>System of Rice Intensification (SRI)<\/strong><\/h6>\n\n\n\n<ul class=\"wp-block-list\">\n<li>It was&nbsp;<strong>first developed in Madagascar<\/strong>&nbsp;in the&nbsp;<strong>1980s&nbsp;<\/strong>and since then several countries in the world have been practicing it, including&nbsp;<strong>India<\/strong>.<\/li>\n\n\n\n<li>It promises to&nbsp;<strong>save 15 to 20% groundwater<\/strong>&nbsp;and&nbsp;<strong>improves rice productivity,<\/strong>&nbsp;which is almost at a stagnant point now.&nbsp;<\/li>\n\n\n\n<li><strong>As SRI reduces&nbsp;water requirements, electricity consumption for irrigation also reduces.<\/strong><\/li>\n\n\n\n<li>It<strong>&nbsp;gives equal to or more productivity<\/strong>&nbsp;than conventional rice cultivation, with less water, less seed, and fewer chemicals. The net effect is a<strong>&nbsp;substantial reduction<\/strong>&nbsp;in the&nbsp;<strong>investments in external inputs.<\/strong><\/li>\n\n\n\n<li><strong>Benefits and Impacts of&nbsp;<\/strong><strong>System of Rice Intensification&nbsp;<\/strong><strong>&nbsp;<\/strong>\n<ul class=\"wp-block-list\">\n<li>To increase paddy yields usually by 20-50% and sometimes 100% or more;&nbsp;<\/li>\n\n\n\n<li><strong>To reduce the required seeds for transplanting by 60-80%<\/strong>;<\/li>\n\n\n\n<li>To reduce the use of chemical fertilizers and agrichemicals;&nbsp;<\/li>\n\n\n\n<li>To reduce irrigation water by 25-50%;&nbsp;<\/li>\n\n\n\n<li>To reduce production costs usually by 10-20%; and<\/li>\n\n\n\n<li>&nbsp;With increased output and reduced costs, farmers\u2019 net income is increased.<\/li>\n\n\n\n<li>The management methods of the System of Rice Intensification (SRI), by creating aerobic soil conditions through shallow and intermittent irrigation or alternate wetting and drying (AWD),&nbsp;<strong>bring about mostly aerobic soil conditions that sharply reduce methane emissions.&nbsp;<\/strong><\/li>\n\n\n\n<li>Research has shown that intermittent paddy irrigation by SRI or AWD reduced methane emissions by between 22% and 64%.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n<style>.wp-block-kadence-spacer.kt-block-spacer-_768ff5-d1 .kt-block-spacer{height:40px;}.wp-block-kadence-spacer.kt-block-spacer-_768ff5-d1 .kt-divider{border-top-width:2px;border-top-color:#eee;width:100%;border-top-style:solid;}<\/style>\n<div class=\"wp-block-kadence-spacer aligncenter kt-block-spacer-_768ff5-d1\"><div class=\"kt-block-spacer kt-block-spacer-halign-center\"><hr class=\"kt-divider\"\/><\/div><\/div>\n","protected":false},"excerpt":{"rendered":"<p>Select the correct answer using the code given below: Answer: (d) 1, 2 and 3 System of Rice Intensification (SRI)<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_kad_blocks_custom_css":"","_kad_blocks_head_custom_js":"","_kad_blocks_body_custom_js":"","_kad_blocks_footer_custom_js":"","_kad_post_transparent":"","_kad_post_title":"","_kad_post_layout":"","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"_kad_post_classname":"","footnotes":""},"categories":[1,3],"tags":[37],"years":[51],"class_list":["post-915","post","type-post","status-publish","format-standard","hentry","category-upsc","category-prelims","tag-geography","years-51"],"acf":[],"taxonomy_info":{"category":[{"value":1,"label":"UPSC"},{"value":3,"label":"Prelims"}],"post_tag":[{"value":37,"label":"Geography"}],"years":[{"value":51,"label":"2022"}]},"featured_image_src_large":false,"author_info":{"display_name":"LotusArise","author_link":"https:\/\/lotusarise.com\/qna\/author\/team-lotusarise"},"comment_info":0,"category_info":[{"term_id":1,"name":"UPSC","slug":"upsc","term_group":0,"term_taxonomy_id":1,"taxonomy":"category","description":"","parent":0,"count":1269,"filter":"raw","cat_ID":1,"category_count":1269,"category_description":"","cat_name":"UPSC","category_nicename":"upsc","category_parent":0},{"term_id":3,"name":"Prelims","slug":"prelims","term_group":0,"term_taxonomy_id":3,"taxonomy":"category","description":"","parent":1,"count":1251,"filter":"raw","cat_ID":3,"category_count":1251,"category_description":"","cat_name":"Prelims","category_nicename":"prelims","category_parent":1}],"tag_info":[{"term_id":37,"name":"Geography","slug":"geography","term_group":0,"term_taxonomy_id":37,"taxonomy":"post_tag","description":"","parent":0,"count":167,"filter":"raw"}],"_links":{"self":[{"href":"https:\/\/lotusarise.com\/qna\/wp-json\/wp\/v2\/posts\/915","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lotusarise.com\/qna\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lotusarise.com\/qna\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lotusarise.com\/qna\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/lotusarise.com\/qna\/wp-json\/wp\/v2\/comments?post=915"}],"version-history":[{"count":1,"href":"https:\/\/lotusarise.com\/qna\/wp-json\/wp\/v2\/posts\/915\/revisions"}],"predecessor-version":[{"id":928,"href":"https:\/\/lotusarise.com\/qna\/wp-json\/wp\/v2\/posts\/915\/revisions\/928"}],"wp:attachment":[{"href":"https:\/\/lotusarise.com\/qna\/wp-json\/wp\/v2\/media?parent=915"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lotusarise.com\/qna\/wp-json\/wp\/v2\/categories?post=915"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lotusarise.com\/qna\/wp-json\/wp\/v2\/tags?post=915"},{"taxonomy":"years","embeddable":true,"href":"https:\/\/lotusarise.com\/qna\/wp-json\/wp\/v2\/years?post=915"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}