{"id":4133,"date":"2016-05-06T11:49:00","date_gmt":"2016-05-06T11:49:00","guid":{"rendered":"http:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-9-science-the-fundamental-unit-of-life-part-2\/"},"modified":"2018-06-07T17:25:36","modified_gmt":"2018-06-07T11:55:36","slug":"ncert-solutions-for-class-9-science-the-fundamental-unit-of-life-part-2","status":"publish","type":"post","link":"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-9-science-the-fundamental-unit-of-life-part-2\/","title":{"rendered":"NCERT Solutions for Class 9 Science The Fundamental Unit of Life part 2"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_76 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 eztoc-toggle-hide-by-default' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-9-science-the-fundamental-unit-of-life-part-2\/#NCERT_Class_9_Science_Chapter_wise_Solutions\" >NCERT Class 9 Science Chapter wise Solutions<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-9-science-the-fundamental-unit-of-life-part-2\/#NCERT_Solutions_for_Class_9_Science_The_Fundamental_Unit_of_Life_part_2\" >NCERT Solutions for Class 9 Science The Fundamental Unit of Life part 2<\/a><ul class='ez-toc-list-level-6' ><li class='ez-toc-heading-level-6'><ul class='ez-toc-list-level-6' ><li class='ez-toc-heading-level-6'><ul class='ez-toc-list-level-6' ><li class='ez-toc-heading-level-6'><ul class='ez-toc-list-level-6' ><li class='ez-toc-heading-level-6'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-9-science-the-fundamental-unit-of-life-part-2\/#1_Make_a_comparison_and_write_down_ways_in_which_plant_cells_are_different_from_animal_cells\" >1. Make a comparison and write down ways in which plant cells are different from animal cells.<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-6'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-9-science-the-fundamental-unit-of-life-part-2\/#2_How_is_a_prokaryotic_cell_different_from_a_eukaryotic_cell\" >2. How is a prokaryotic cell different from a eukaryotic cell?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-6'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-9-science-the-fundamental-unit-of-life-part-2\/#3_What_would_happen_if_the_plasma_membrane_ruptures_or_breaks_down\" >3. What would happen if the plasma membrane ruptures or breaks down?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-6'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-9-science-the-fundamental-unit-of-life-part-2\/#4_What_would_happen_to_the_life_of_a_cell_if_there_was_no_Golgi_apparatus\" >4. What would happen to the life of a cell if there was no Golgi apparatus?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-6'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-9-science-the-fundamental-unit-of-life-part-2\/#5_Which_organelle_is_known_as_the_powerhouse_of_the_cell_Why\" >5. Which organelle is known as the powerhouse of the cell? Why?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-6'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-9-science-the-fundamental-unit-of-life-part-2\/#6_Where_do_the_lipids_and_proteins_constituting_the_cell_membrane_get_synthesised\" >6. Where do the lipids and proteins constituting the cell membrane get synthesised?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-6'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-9-science-the-fundamental-unit-of-life-part-2\/#7_How_does_an_Amoeba_obtain_its_food\" >7. How does an Amoeba obtain its food?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-6'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-9-science-the-fundamental-unit-of-life-part-2\/#8_What_is_osmosis\" >8. What is osmosis?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-6'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-9-science-the-fundamental-unit-of-life-part-2\/#9_Carry_out_the_following_osmosis_experiment\" >9. Carry out the following osmosis experiment:<\/a><\/li><\/ul><\/li><\/ul><\/li><\/ul><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-9-science-the-fundamental-unit-of-life-part-2\/#NCERT_Solutions_for_Class_9_Science\" >NCERT Solutions for Class 9 Science<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-9-science-the-fundamental-unit-of-life-part-2\/#CBSE_app_for_Class_9\" >CBSE app for Class 9<\/a><\/li><\/ul><\/nav><\/div>\n<p>NCERT Solutions for Class 9 Science The Fundamental Unit of Life part 2 Class 9 Science book solutions are available in PDF format for free download. These ncert book chapter wise questions and answers are very helpful for CBSE exam. CBSE recommends NCERT books and most of the questions in CBSE exam are asked from NCERT text books. Class 9 Science chapter wise NCERT solution for Science Book for all the chapters can be downloaded from our website and myCBSEguide mobile app for free.<\/p>\n<p style=\"text-align: center;\"><strong>NCERT solutions for Science\u00a0The Fundamental Unit of Life <a class=\"button\" href=\"https:\/\/mycbseguide.com\/downloads\/cbse-class-09-science\/1218\/ncert-solutions\/5\/\">Download as PDF<\/a><\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter\" src=\"https:\/\/media-mycbseguide.s3.ap-south-1.amazonaws.com\/images\/blog\/09_Science_Book.jpg\" alt=\"NCERT Solutions for Class 9 Science The Fundamental Unit of Life part 2\" width=\"176\" height=\"237\" \/><\/p>\n<h2><span class=\"ez-toc-section\" id=\"NCERT_Class_9_Science_Chapter_wise_Solutions\"><\/span><span class=\"underline-text\">NCERT Class 9 Science Chapter wise Solutions<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<ul>\n<li>01 \u2013 \u00a0Matter in Our Surroundings<\/li>\n<li>02 \u2013 Is Matter Around us Pure<\/li>\n<li>03 \u2013 Atoms and Molecules<\/li>\n<li>04 \u2013 Structure of the Atom<\/li>\n<li>05 \u2013 The Fundamental Unit of Life<\/li>\n<li>06 \u2013 Tissues<\/li>\n<li>07 \u2013 Diversity in Living Organisms<\/li>\n<li>08 \u2013 Motion<\/li>\n<li>09 \u2013 Force and Laws of Motion<\/li>\n<li>10 \u2013 Gravitation<\/li>\n<li>11 \u2013 Word and Energy<\/li>\n<li>12 \u2013 Sound<\/li>\n<li>13 \u2013 Why Do We Fall Ill<\/li>\n<li>14 \u2013 Natural Resources<\/li>\n<li>15 \u2013 Improvement in Food Resources<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"NCERT_Solutions_for_Class_9_Science_The_Fundamental_Unit_of_Life_part_2\"><\/span>NCERT Solutions for Class 9 Science The Fundamental Unit of Life part 2<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h6 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"1_Make_a_comparison_and_write_down_ways_in_which_plant_cells_are_different_from_animal_cells\"><\/span><strong>1. Make a comparison and write down ways in which plant cells are different from animal cells.<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h6>\n<p style=\"text-align: justify;\"><strong>Ans. <\/strong><\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 7\" style=\"height: 297px; width: 535px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/09\/science\/ch05\/image007.jpg\" \/><\/p>\n<hr \/>\n<h6 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"2_How_is_a_prokaryotic_cell_different_from_a_eukaryotic_cell\"><\/span><strong>2. How is a prokaryotic cell different from a eukaryotic cell?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h6>\n<p style=\"text-align: justify;\"><strong>Ans. <\/strong><\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 8\" style=\"height: 239px; width: 563px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/09\/science\/ch05\/image008.jpg\" \/><\/p>\n<hr \/>\n<p style=\"text-align: center;\">NCERT Solutions for Class 9 Science The Fundamental Unit of Life part 2<\/p>\n<h6 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"3_What_would_happen_if_the_plasma_membrane_ruptures_or_breaks_down\"><\/span><strong>3. What would happen if the plasma membrane ruptures or breaks down?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h6>\n<p style=\"text-align: justify;\"><strong>Ans. <\/strong>The rupture or break down of cell\u2019s plasma membrane indicates that cell is damaged and in such condition the lysosomes of the damaged cells may burst and the digestive enzymes present inside those lysosomes would digest their own cell. This will result into death of the cell.<\/p>\n<hr \/>\n<h6 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"4_What_would_happen_to_the_life_of_a_cell_if_there_was_no_Golgi_apparatus\"><\/span><strong>4. What would happen to the life of a cell if there was no Golgi apparatus?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h6>\n<p style=\"text-align: justify;\"><strong>Ans. <\/strong>The functions of golgi apparatus includes storage, modification and packaging of products in the vesicles. If there was no golgi apparatus for a cell then all sort of storage, modification, packaging and dispatch of materials within and outside the cell would be impossible.<\/p>\n<hr \/>\n<p style=\"text-align: center;\">NCERT Solutions for Class 9 Science The Fundamental Unit of Life part 2<\/p>\n<h6 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"5_Which_organelle_is_known_as_the_powerhouse_of_the_cell_Why\"><\/span><strong>5. Which organelle is known as the powerhouse of the cell? Why?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h6>\n<p style=\"text-align: justify;\"><strong>Ans. <\/strong>It is Mitochondria of the cell also k own as the power house of the cell because it synthesizes energy in the form of ATP during respiration which is vital for various life activities.<\/p>\n<hr \/>\n<h6 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"6_Where_do_the_lipids_and_proteins_constituting_the_cell_membrane_get_synthesised\"><\/span><strong>6. Where do the lipids and proteins constituting the cell membrane get synthesised?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h6>\n<p style=\"text-align: justify;\"><strong>Ans. <\/strong>The endoplasmic reticulum is of two types:<\/p>\n<p style=\"text-align: justify;\"><strong>i)<\/strong> Smooth endoplasmic reticulum (SER) : It is responsible for the synthesis of lipids constituting cell membrane.<\/p>\n<p style=\"text-align: justify;\"><strong>ii)<\/strong> Rough endoplasmic reticulum (RER) : It bears the ribosomes and is therefore responsible for the synthesis of proteins constituting cell membrane.<\/p>\n<hr \/>\n<p style=\"text-align: center;\">NCERT Solutions for Class 9 Science The Fundamental Unit of Life part 2<\/p>\n<h6 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"7_How_does_an_Amoeba_obtain_its_food\"><\/span><strong>7. How does an <em>Amoeba <\/em>obtain its food?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h6>\n<p style=\"text-align: justify;\"><strong>Ans. <\/strong>Amoeba feeds on microorganisms (like planktons) which float on water. It develops false feet or pseudopodia to surround the food finally captures the food within a sac like structure called the food vacuole inside which digestion of food takes place.<\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 13\" class=\"\" style=\"height: 222px; width: 174px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/09\/science\/ch05\/image009.png\" alt=\"http:\/\/img0.meritnation.com\/img\/lp\/1\/10\/10\/150\/366\/882\/167\/29.04.08-shivangi-biology-10.2.6.1.3_SG_html_m498e235b.png\" \/><\/p>\n<hr \/>\n<h6 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"8_What_is_osmosis\"><\/span><strong>8. What is osmosis?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h6>\n<p style=\"text-align: justify;\"><strong>Ans. <\/strong>Osmosis is the movement of water(solvent) from a region of high water concentration through a semipermeable membrane to a region of low concentration of water. It can take place only in liquid medium and not in solid or gases. Example is absorption of water from soil by plant roots.<\/p>\n<hr \/>\n<p style=\"text-align: center;\">NCERT Solutions for Class 9 Science The Fundamental Unit of Life part 2<\/p>\n<h6 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"9_Carry_out_the_following_osmosis_experiment\"><\/span><strong>9. Carry out the following osmosis experiment:<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h6>\n<p style=\"text-align: justify;\"><strong>Take four peeled potato halves and scoops each one out to make potato cups. One of these potato cups should be made from a boiled potato. Put each potato cup in a trough containing water. Now,<\/strong><\/p>\n<p style=\"text-align: justify;\"><strong>(a) Keep cup A empty<\/strong><\/p>\n<p style=\"text-align: justify;\"><strong>(b) Put one teaspoon sugar in cup B<\/strong><\/p>\n<p style=\"text-align: justify;\"><strong>(c) Put one teaspoon salt in cup C<\/strong><\/p>\n<p style=\"text-align: justify;\"><strong>(d) Put one teaspoon sugar in the boiled potato cup D.<\/strong><\/p>\n<p style=\"text-align: justify;\"><strong>Keep these for two hours. Then observe the four potato cups and answer the following:<\/strong><\/p>\n<p style=\"text-align: justify;\"><strong>(i) Explain why water gathers in the hollowed portion of B and C.<\/strong><\/p>\n<p style=\"text-align: justify;\"><strong>(ii) Why is potato A necessary for this experiment?<\/strong><\/p>\n<p style=\"text-align: justify;\"><strong>(iii) Explain why water does not gather in the hollowed out portions of A and D.<\/strong><\/p>\n<p style=\"text-align: justify;\"><strong>Ans. i)<\/strong> When we put one teaspoon sugar in cup B and one teaspoon salt in cup C, the hypertonic solution is formed inside so through osmosis water from outside enters inside and collects in the hollowed portion of cups B &amp; C.<\/p>\n<p style=\"text-align: justify;\"><strong>ii)<\/strong> Potato A is necessary to observe osmosis.<\/p>\n<p style=\"text-align: justify;\"><strong>iii)<\/strong> In hollowed out portion of A &amp; D there is no solution (liquid medium) present therefore osmosis cannot take place and as a result water does not gather.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"NCERT_Solutions_for_Class_9_Science\"><\/span>NCERT Solutions for Class 9 Science<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>NCERT Solutions Class 9 Science PDF (Download) Free from myCBSEguide app and myCBSEguide website. Ncert solution class 9 Science includes text book solutions .NCERT Solutions for CBSE Class 9 Science have total 15 chapters. 9 Science NCERT Solutions in PDF for free Download on our website. Ncert Science class 9 solutions PDF and Science ncert class 9 PDF solutions with latest modifications and as per the latest CBSE syllabus are only available in myCBSEguide.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"CBSE_app_for_Class_9\"><\/span>CBSE app for Class 9<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>To download\u00a0NCERT Solutions for class 9 Science, Computer Science, Home Science,Hindi ,English, Maths Social Science do check myCBSEguide app or website. myCBSEguide provides sample papers with solution, test papers for chapter-wise practice, NCERT solutions, NCERT Exemplar solutions, quick revision notes for ready reference, CBSE guess papers and CBSE important question papers. Sample Paper all are made available through\u00a0<a href=\"https:\/\/play.google.com\/store\/apps\/details?id=in.techchefs.MyCBSEGuide&amp;referrer=utm_source%3Dmycbse_bottom%26utm_medium%3Dtext%26utm_campaign%3Dmycbseads\"><strong>the best app for CBSE students<\/strong><\/a>\u00a0and myCBSEguide website.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>NCERT Solutions for Class 9 Science The Fundamental Unit of Life part 2 Class 9 Science book solutions are available in PDF format for free download. These ncert book chapter wise questions and answers are very helpful for CBSE exam. CBSE recommends NCERT books and most of the questions in CBSE exam are asked from &#8230; <a title=\"NCERT Solutions for Class 9 Science The Fundamental Unit of Life part 2\" class=\"read-more\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-9-science-the-fundamental-unit-of-life-part-2\/\" aria-label=\"More on NCERT Solutions for Class 9 Science The Fundamental Unit of Life part 2\">Read more<\/a><\/p>\n","protected":false},"author":1,"featured_media":-1,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[281,1377],"tags":[283,1344,216,349],"class_list":["post-4133","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ncert-solutions","category-science-cbse-class-09","tag-cbse-study-material","tag-class-9","tag-ncert-solutions","tag-science"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.0 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>NCERT Solutions for Class 9 Science The Fundamental Unit of Life part 2<\/title>\n<meta name=\"description\" content=\"NCERT Solutions for Class 9 Science The Fundamental Unit of Life part 2 in PDF format for free download. 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