{"id":2866,"date":"2026-04-22T21:13:10","date_gmt":"2026-04-22T15:43:10","guid":{"rendered":"https:\/\/lotusarise.com\/qna\/?p=2866"},"modified":"2026-04-22T21:13:12","modified_gmt":"2026-04-22T15:43:12","slug":"consider-the-following","status":"publish","type":"post","link":"https:\/\/lotusarise.com\/qna\/upsc\/prelims\/consider-the-following","title":{"rendered":"Consider the following:"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">I. Cigarette butts&nbsp;&nbsp;&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">II. Eyeglass lenses&nbsp;&nbsp;&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">III. Car tyres&nbsp;&nbsp;&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">How many of them&nbsp;<strong>contain plastic?<\/strong>&nbsp;&nbsp;<\/p>\n\n\n\n<ul class=\"wp-block-list mcq\">\n<li>Only one\u00a0\u00a0<\/li>\n\n\n\n<li>Only two\u00a0\u00a0\u00a0<\/li>\n\n\n\n<li><strong>All the three<\/strong>\u00a0\u00a0\u00a0<\/li>\n\n\n\n<li>None\u00a0\u00a0<\/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: (c) All the three&nbsp;&nbsp;&nbsp;<\/strong><\/p>\n<\/blockquote>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Cigarette filters are p<strong>redominantly made from cellulose acetate, a man\u2013made plastic derived from cellulose.<\/strong>\n<ul class=\"wp-block-list\">\n<li>While it may resemble cotton, it\u2019s actually a form of plastic that is slow to degrade. When discarded, these filters can leach toxic substances like\u00a0<strong>nicotine and heavy metals<\/strong>\u00a0into the environment, posing risks to wildlife and ecosystems<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>Modern eyeglass lenses are commonly crafted from plastic materials<\/strong>\u00a0such as\u00a0<strong>CR-39\u00a0<\/strong>(Columbia Resin #39) and\u00a0<strong>polycarbonate<\/strong>. CR-39 is a lightweight plastic offering good optical clarity, while polycarbonate is known for its impact resistance and UV protection<\/li>\n\n\n\n<li>Tyres\u00a0<strong>contain both natural rubber and synthetic rubber, the latter being derived from plastic polymers<\/strong>\u00a0like styrene-butadiene rubber (SBR) and polybutadiene rubber.\n<ul class=\"wp-block-list\">\n<li>These synthetic materials enhance durability, flexibility, and resistance to wear, making tyres a\u00a0<strong>significant contributor to microplastic pollution\u00a0<\/strong>over time.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>I. Cigarette butts&nbsp;&nbsp;&nbsp; II. Eyeglass lenses&nbsp;&nbsp;&nbsp; III. Car tyres&nbsp;&nbsp;&nbsp; How many of them&nbsp;contain plastic?&nbsp;&nbsp; Answer: (c) All the three&nbsp;&nbsp;&nbsp;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","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":[3,1],"tags":[44],"years":[63],"class_list":["post-2866","post","type-post","status-publish","format-standard","hentry","category-prelims","category-upsc","tag-science-and-tech","years-63"],"acf":[],"taxonomy_info":{"category":[{"value":3,"label":"Prelims"},{"value":1,"label":"UPSC"}],"post_tag":[{"value":44,"label":"Science and Tech"}],"years":[{"value":63,"label":"2025"}]},"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":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},{"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}],"tag_info":[{"term_id":44,"name":"Science and Tech","slug":"science-and-tech","term_group":0,"term_taxonomy_id":44,"taxonomy":"post_tag","description":"","parent":0,"count":167,"filter":"raw"}],"_links":{"self":[{"href":"https:\/\/lotusarise.com\/qna\/wp-json\/wp\/v2\/posts\/2866","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=2866"}],"version-history":[{"count":0,"href":"https:\/\/lotusarise.com\/qna\/wp-json\/wp\/v2\/posts\/2866\/revisions"}],"wp:attachment":[{"href":"https:\/\/lotusarise.com\/qna\/wp-json\/wp\/v2\/media?parent=2866"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lotusarise.com\/qna\/wp-json\/wp\/v2\/categories?post=2866"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lotusarise.com\/qna\/wp-json\/wp\/v2\/tags?post=2866"},{"taxonomy":"years","embeddable":true,"href":"https:\/\/lotusarise.com\/qna\/wp-json\/wp\/v2\/years?post=2866"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}