{"id":3903,"date":"2025-11-22T15:12:19","date_gmt":"2025-11-22T15:12:19","guid":{"rendered":"https:\/\/physicscatalyst.com\/testprep\/class-7-science\/adolescencea-stage-of-growth-and-change-class-7-mcq\/"},"modified":"2025-11-22T15:12:19","modified_gmt":"2025-11-22T15:12:19","slug":"adolescencea-stage-of-growth-and-change-class-7-mcq","status":"publish","type":"post","link":"https:\/\/physicscatalyst.com\/testprep\/class-7-science\/adolescencea-stage-of-growth-and-change-class-7-mcq\/","title":{"rendered":"Adolescence:A Stage of Growth and Change class 7 MCQ"},"content":{"rendered":"<script type=\"text\/javascript\" >\ndocument.addEventListener(\"DOMContentLoaded\", function(event) { \nif(!window.jQuery) alert(\"The important jQuery library is not properly loaded in your site. Your WordPress theme is probably missing the essential wp_head() call. You can switch to another theme and you will see that the plugin works fine and this notice disappears. If you are still not sure what to do you can contact us for help.\");\n});\n<\/script>  \n  \n<div  id=\"watupro_quiz\" class=\"quiz-area single-page-quiz\">\n<p id=\"submittingExam490\" style=\"display:none;text-align:center;\">Please wait...<br><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/physicscatalyst.com\/testprep\/wp-content\/plugins\/watupro\/img\/loading.gif\" width=\"16\" height=\"16\"><\/p>\n\n<div class=\"watupro-exam-description\" id=\"description-quiz-490\"><p><strong>General Instructions<\/strong><\/p>\n<ul>\n<li>Your test contains multiple-choice questions with only one answer-type question. There are a total of 10 questions<\/li>\n<li>This is a 20 min test. Please make sure you complete it in the stipulated time<\/li>\n<li>You can finish this test any time using the <span style=\"color: #ff0000;\"><strong>'Submit'<\/strong><\/span> button.<\/li>\n<\/ul>\n<\/div>\n\n<form action=\"\" method=\"post\" class=\"quiz-form\" id=\"quiz-490\"  enctype=\"multipart\/form-data\" >\n<div class='watu-question ' id='question-1' style=';'><div id='questionWrap-1'  class='   watupro-question-id-8321'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>1. <\/span>AIDS can spread from an infected person to another person through<\/div><input type='hidden' name='question_id[]' id='qID_1' value='8321' class='watupro-question-id'\/><input type='hidden' id='answerType8321' class='answerTypeCnt1' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '  id='questionChoices8321'><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-8321[]' id='answer-id-33234' class='answer   answerof-8321  ' value='33234'   \/><label for='answer-id-33234' id='answer-label-33234' class=' answer'><span>sharing food<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-8321[]' id='answer-id-33235' class='answer   answerof-8321  ' value='33235'   \/><label for='answer-id-33235' id='answer-label-33235' class=' answer'><span>sharing comb<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-8321[]' id='answer-id-33236' class='answer   answerof-8321  ' value='33236'   \/><label for='answer-id-33236' id='answer-label-33236' class=' answer'><span>blood transfusion<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-8321[]' id='answer-id-33237' class='answer   answerof-8321  ' value='33237'   \/><label for='answer-id-33237' id='answer-label-33237' class=' answer'><span>a mosquito bite<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-2' style=';'><div id='questionWrap-2'  class='   watupro-question-id-8322'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>2. <\/span>What is the normal duration of menstrual cycle?<\/div><input type='hidden' name='question_id[]' id='qID_2' value='8322' class='watupro-question-id'\/><input type='hidden' id='answerType8322' class='answerTypeCnt2' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '  id='questionChoices8322'><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-8322[]' id='answer-id-33238' class='answer   answerof-8322  ' value='33238'   \/><label for='answer-id-33238' id='answer-label-33238' class=' answer'><span>2 to 7 days<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-8322[]' id='answer-id-33239' class='answer   answerof-8322  ' value='33239'   \/><label for='answer-id-33239' id='answer-label-33239' class=' answer'><span>14 days<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-8322[]' id='answer-id-33240' class='answer   answerof-8322  ' value='33240'   \/><label for='answer-id-33240' id='answer-label-33240' class=' answer'><span>28 to 30 days<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-8322[]' id='answer-id-33241' class='answer   answerof-8322  ' value='33241'   \/><label for='answer-id-33241' id='answer-label-33241' class=' answer'><span>40 weeks<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-3' style=';'><div id='questionWrap-3'  class='   watupro-question-id-8323'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>3. <\/span>The period of life, when the body undergoes changes, leading to reproductive maturity, is called<\/div><input type='hidden' name='question_id[]' id='qID_3' value='8323' class='watupro-question-id'\/><input type='hidden' id='answerType8323' class='answerTypeCnt3' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '  id='questionChoices8323'><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-8323[]' id='answer-id-33242' class='answer   answerof-8323  ' value='33242'   \/><label for='answer-id-33242' id='answer-label-33242' class=' answer'><span>Puberty<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-8323[]' id='answer-id-33243' class='answer   answerof-8323  ' value='33243'   \/><label for='answer-id-33243' id='answer-label-33243' class=' answer'><span>Menstruation<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-8323[]' id='answer-id-33244' class='answer   answerof-8323  ' value='33244'   \/><label for='answer-id-33244' id='answer-label-33244' class=' answer'><span>adolescence<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-8323[]' id='answer-id-33245' class='answer   answerof-8323  ' value='33245'   \/><label for='answer-id-33245' id='answer-label-33245' class=' answer'><span>None of these<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-4' style=';'><div id='questionWrap-4'  class='   watupro-question-id-8324'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>4. <\/span>Which of the following should an adolescent choose for his\/her meal?<\/div><input type='hidden' name='question_id[]' id='qID_4' value='8324' class='watupro-question-id'\/><input type='hidden' id='answerType8324' class='answerTypeCnt4' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '  id='questionChoices8324'><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-8324[]' id='answer-id-33246' class='answer   answerof-8324  ' value='33246'   \/><label for='answer-id-33246' id='answer-label-33246' class=' answer'><span>Chips, noodles, and aerated beverages<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-8324[]' id='answer-id-33247' class='answer   answerof-8324  ' value='33247'   \/><label for='answer-id-33247' id='answer-label-33247' class=' answer'><span>paneer cutlets, chips, and coca-cola<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-8324[]' id='answer-id-33248' class='answer   answerof-8324  ' value='33248'   \/><label for='answer-id-33248' id='answer-label-33248' class=' answer'><span>Rice, noodles, and nuggets<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-8324[]' id='answer-id-33249' class='answer   answerof-8324  ' value='33249'   \/><label for='answer-id-33249' id='answer-label-33249' class=' answer'><span>Chapathi, dal, and vegetables<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-5' style=';'><div id='questionWrap-5'  class='   watupro-question-id-8325'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>5. <\/span>Menopause is generally seen in which of the following age?<\/div><input type='hidden' name='question_id[]' id='qID_5' value='8325' class='watupro-question-id'\/><input type='hidden' id='answerType8325' class='answerTypeCnt5' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '  id='questionChoices8325'><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-8325[]' id='answer-id-33250' class='answer   answerof-8325  ' value='33250'   \/><label for='answer-id-33250' id='answer-label-33250' class=' answer'><span>10-15 years<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-8325[]' id='answer-id-33251' class='answer   answerof-8325  ' value='33251'   \/><label for='answer-id-33251' id='answer-label-33251' class=' answer'><span>45-50 years<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-8325[]' id='answer-id-33252' class='answer   answerof-8325  ' value='33252'   \/><label for='answer-id-33252' id='answer-label-33252' class=' answer'><span>30-40 years<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-8325[]' id='answer-id-33253' class='answer   answerof-8325  ' value='33253'   \/><label for='answer-id-33253' id='answer-label-33253' class=' answer'><span>25-30 years<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-6' style=';'><div id='questionWrap-6'  class='   watupro-question-id-8326'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>6. <\/span>Which of the following is a secondary sexual characteristic?<\/div><input type='hidden' name='question_id[]' id='qID_6' value='8326' class='watupro-question-id'\/><input type='hidden' id='answerType8326' class='answerTypeCnt6' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '  id='questionChoices8326'><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-8326[]' id='answer-id-33254' class='answer   answerof-8326  ' value='33254'   \/><label for='answer-id-33254' id='answer-label-33254' class=' answer'><span> change in voice<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-8326[]' id='answer-id-33255' class='answer   answerof-8326  ' value='33255'   \/><label for='answer-id-33255' id='answer-label-33255' class=' answer'><span>the start of periods<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-8326[]' id='answer-id-33256' class='answer   answerof-8326  ' value='33256'   \/><label for='answer-id-33256' id='answer-label-33256' class=' answer'><span>development of brain<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-8326[]' id='answer-id-33257' class='answer   answerof-8326  ' value='33257'   \/><label for='answer-id-33257' id='answer-label-33257' class=' answer'><span>release of harmones<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-7' style=';'><div id='questionWrap-7'  class='   watupro-question-id-8327'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>7. <\/span>What is the Adam\u2019s apple?<\/div><input type='hidden' name='question_id[]' id='qID_7' value='8327' class='watupro-question-id'\/><input type='hidden' id='answerType8327' class='answerTypeCnt7' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '  id='questionChoices8327'><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-8327[]' id='answer-id-33258' class='answer   answerof-8327  ' value='33258'   \/><label for='answer-id-33258' id='answer-label-33258' class=' answer'><span> A bump in the throat region in boys<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-8327[]' id='answer-id-33259' class='answer   answerof-8327  ' value='33259'   \/><label for='answer-id-33259' id='answer-label-33259' class=' answer'><span>hairs in chest<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-8327[]' id='answer-id-33260' class='answer   answerof-8327  ' value='33260'   \/><label for='answer-id-33260' id='answer-label-33260' class=' answer'><span>chest bone in boys<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-8327[]' id='answer-id-33261' class='answer   answerof-8327  ' value='33261'   \/><label for='answer-id-33261' id='answer-label-33261' class=' answer'><span>None of the above<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-8' style=';'><div id='questionWrap-8'  class='   watupro-question-id-8328'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>8. <\/span>which state has \u2018Shuchi Scheme\u2019?<\/div><input type='hidden' name='question_id[]' id='qID_8' value='8328' class='watupro-question-id'\/><input type='hidden' id='answerType8328' class='answerTypeCnt8' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '  id='questionChoices8328'><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-8328[]' id='answer-id-33262' class='answer   answerof-8328  ' value='33262'   \/><label for='answer-id-33262' id='answer-label-33262' class=' answer'><span>Tamil Nadu<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-8328[]' id='answer-id-33263' class='answer   answerof-8328  ' value='33263'   \/><label for='answer-id-33263' id='answer-label-33263' class=' answer'><span>Orissa<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-8328[]' id='answer-id-33264' class='answer   answerof-8328  ' value='33264'   \/><label for='answer-id-33264' id='answer-label-33264' class=' answer'><span>Karnataka<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-8328[]' id='answer-id-33265' class='answer   answerof-8328  ' value='33265'   \/><label for='answer-id-33265' id='answer-label-33265' class=' answer'><span>None of these<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-9' style=';'><div id='questionWrap-9'  class='   watupro-question-id-8329'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>9. <\/span>which vitamin was studied by the scientist Dorothy Hodgkin ?<\/div><input type='hidden' name='question_id[]' id='qID_9' value='8329' class='watupro-question-id'\/><input type='hidden' id='answerType8329' class='answerTypeCnt9' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '  id='questionChoices8329'><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-8329[]' id='answer-id-33266' class='answer   answerof-8329  ' value='33266'   \/><label for='answer-id-33266' id='answer-label-33266' class=' answer'><span>Vitamin B<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-8329[]' id='answer-id-33267' class='answer   answerof-8329  ' value='33267'   \/><label for='answer-id-33267' id='answer-label-33267' class=' answer'><span>Vitamin E<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-8329[]' id='answer-id-33268' class='answer   answerof-8329  ' value='33268'   \/><label for='answer-id-33268' id='answer-label-33268' class=' answer'><span>Vitamin B12<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-8329[]' id='answer-id-33269' class='answer   answerof-8329  ' value='33269'   \/><label for='answer-id-33269' id='answer-label-33269' class=' answer'><span>Vitamin D<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-10' style=';'><div id='questionWrap-10'  class='   watupro-question-id-8330'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>10. <\/span>Acne and pimples are common during adolescence due to:<\/div><input type='hidden' name='question_id[]' id='qID_10' value='8330' class='watupro-question-id'\/><input type='hidden' id='answerType8330' class='answerTypeCnt10' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '  id='questionChoices8330'><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-8330[]' id='answer-id-33270' class='answer   answerof-8330  ' value='33270'   \/><label for='answer-id-33270' id='answer-label-33270' class=' answer'><span>increased activity of salivary glands<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-8330[]' id='answer-id-33271' class='answer   answerof-8330  ' value='33271'   \/><label for='answer-id-33271' id='answer-label-33271' class=' answer'><span> increased activity of tear glands.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-8330[]' id='answer-id-33272' class='answer   answerof-8330  ' value='33272'   \/><label for='answer-id-33272' id='answer-label-33272' class=' answer'><span>increase in oily secretions from the skin<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-8330[]' id='answer-id-33273' class='answer   answerof-8330  ' value='33273'   \/><label for='answer-id-33273' id='answer-label-33273' class=' answer'><span>Increased activity of sweat glands<\/span><\/label><\/div><!-- end 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