{"id":761832,"date":"2025-04-09T18:07:57","date_gmt":"2025-04-09T12:37:57","guid":{"rendered":"https:\/\/infinitylearn.com\/surge\/?p=761832"},"modified":"2025-04-09T18:38:47","modified_gmt":"2025-04-09T13:08:47","slug":"cbse-class-8-science-chapter-10-reaching-the-age-of-adolescence-mcqs","status":"publish","type":"post","link":"https:\/\/infinitylearn.com\/surge\/mcqs\/class-8-science-chapter-10-reaching-the-age-of-adolescence\/","title":{"rendered":"CBSE Class 8 Science Chapter 10 Reaching The Age of Adolescence MCQs"},"content":{"rendered":"

Reaching The Age of Adolescence MCQs:<\/strong> Looking to strengthen your preparation for Class 8 Science Chapter \u2013 Reaching The Age of Adolescence? Our expertly designed MCQs for Class 8 Science strictly follow the latest CBSE (2024\u20132025) syllabus and NCERT guidelines, helping you stay ahead in your exam prep. These multiple-choice questions are carefully curated to match the current CBSE exam pattern, giving you the confidence to tackle real exam questions with ease.<\/p>\n

Whether you’re brushing up on key concepts or testing your understanding of hormones, puberty, and adolescence, these Class 8 MCQs<\/a><\/strong> will help boost your concept clarity and problem-solving skills. We\u2019ve also included clear explanations for selected questions to help you learn the logic behind each answer and grasp difficult concepts better.<\/p>\n

\"CBSE<\/p>\n

Key Features of Class 8 Science MCQs on Reaching The Age of Adolescence:<\/strong><\/p>\n

    \n
  1. Based on the latest CBSE 2024-25 syllabus<\/a><\/strong> and NCERT textbook<\/li>\n
  2. Covers all key topics like hormonal changes, growth patterns, and adolescence<\/li>\n
  3. Designed to improve exam readiness and scientific thinking<\/li>\n
  4. Includes answers and explanations for deeper understanding<\/li>\n
  5. Ideal for revision, homework, and competitive practice<\/li>\n<\/ol>\n

    Also Check: NCERT Solutions for Class 8 Science Reaching the Age of Adolescence<\/a><\/strong><\/p>\n

    Class 8 Science Reaching The Age of Adolescence MCQs with Solutions<\/h2>\n

    1. Which of the following hormones is primarily responsible for the development of secondary sexual characteristics in males?<\/strong>
    \na) Estrogen
    \nb) Progesterone
    \nc) Testosterone
    \nd) Insulin<\/p>\n

    Answer: c) Testosterone<\/p>\n

    2. During adolescence, the voice box or larynx grows larger in boys, leading to:<\/strong>
    \na) Higher-pitched voice
    \nb) Deeper voice
    \nc) No change in voice
    \nd) Loss of voice<\/p>\n

    Answer: b) Deeper voice<\/p>\n

    3. The onset of menstruation in girls during adolescence is termed as:<\/strong>
    \na) Menopause
    \nb) Menarche
    \nc) Ovulation
    \nd) Fertilization<\/p>\n

    Answer: b) Menarche<\/p>\n

    4. Which gland is often referred to as the “master gland” because it controls other endocrine glands?<\/strong>
    \na) Thyroid gland
    \nb) Adrenal gland
    \nc) Pituitary gland
    \nd) Pancreas<\/p>\n

    Answer: c) Pituitary gland<\/p>\n

    5. The period of transition from childhood to adulthood is called:<\/strong>
    \na) Infancy
    \nb) Adolescence
    \nc) Puberty
    \nd) Senescence<\/p>\n

    Answer: b) Adolescence<\/p>\n

    6. In females, the hormone responsible for the development of secondary sexual characteristics is:<\/strong>
    \na) Testosterone
    \nb) Estrogen
    \nc) Insulin
    \nd) Thyroxine<\/p>\n

    Answer: b) Estrogen<\/p>\n

    7. The release of an egg from the ovary is known as:<\/strong>
    \na) Fertilization
    \nb) Menstruation
    \nc) Ovulation
    \nd) Implantation<\/p>\n

    Answer: c) Ovulation<\/p>\n

    8. Which of the following is NOT a secondary sexual characteristic in boys?<\/strong>
    \na) Growth of facial hair
    \nb) Deepening of voice
    \nc) Development of mammary glands
    \nd) Broadening of shoulders<\/p>\n

    Answer: c) Development of mammary glands<\/p>\n

    9. The hormone insulin is produced by which gland?<\/strong>
    \na) Thyroid
    \nb) Adrenal
    \nc) Pancreas
    \nd) Pituitary<\/p>\n

    Answer: c) Pancreas<\/p>\n

    10. What is the term for the first menstrual cycle in girls?<\/strong>
    \na) Menopause
    \nb) Menarche
    \nc) Ovulation
    \nd) Fertilization<\/p>\n

    Answer: b) Menarche<\/p>\n

    11. Which of the following is a male reproductive hormone?<\/strong>
    \na) Estrogen
    \nb) Progesterone
    \nc) Testosterone
    \nd) Oxytocin<\/p>\n

    Answer: c) Testosterone<\/p>\n

    Also Check: NCERT Exemplar Solutions for Class 8 Science Chapter 10<\/a><\/strong><\/p>\n

    12. The gland that regulates metabolism in the human body is:<\/strong>
    \na) Pituitary gland
    \nb) Thyroid gland
    \nc) Adrenal gland
    \nd) Pancreas<\/p>\n

    Answer: b) Thyroid gland<\/p>\n

    13. During puberty, boys experience an increase in:<\/strong>
    \na) Hip width
    \nb) Muscle mass
    \nc) Breast size
    \nd) Voice pitch<\/p>\n

    Answer: b) Muscle mass<\/p>\n

    14. The menstrual cycle in females typically lasts about:<\/strong>
    \na) 15 days
    \nb) 28 days
    \nc) 35 days
    \nd) 40 days<\/p>\n

    Answer: b) 28 days<\/p>\n

    15. Which of the following is NOT a change that occurs during puberty?<\/strong>
    \na) Growth of body hair
    \nb) Development of acne
    \nc) Decrease in height
    \nd) Emotional changes<\/p>\n

    Answer: c) Decrease in height<\/p>\n

    16. The hormone responsible for regulating blood sugar levels is:<\/strong>
    \na) Thyroxine
    \nb) Insulin
    \nc) Adrenaline
    \nd) Estrogen<\/p>\n

    Answer: b) Insulin<\/p>\n

    17. The voice box is also known as the:<\/strong>
    \na) Pharynx
    \nb) Larynx
    \nc) Trachea
    \nd) Epiglottis<\/p>\n

    Answer: b) Larynx<\/p>\n

    18. Which organ produces eggs in females?<\/strong>
    \na) Uterus
    \nb) Fallopian tubes
    \nc) Ovaries
    \nd) Cervix<\/p>\n

    Answer: c) Ovaries<\/p>\n

    19. The term used to describe the cessation of menstruation in older women is:<\/strong>
    \na) Menarche
    \nb) Menopause
    \nc) Ovulation
    \nd) Fertilization<\/p>\n

    Answer: b) Menopause<\/p>\n

    20. Which of the following is a function of the pituitary gland?<\/strong>
    \na) Regulating metabolism
    \nb) Controlling blood sugar levels
    \nc) Producing growth hormone
    \nd) Producing digestive enzymes<\/p>\n

    Answer: c) Producing growth hormone<\/p>\n

    21. The development of breasts in girls during puberty is primarily due to:<\/strong>
    \na) Testosterone
    \nb) Estrogen
    \nc) Insulin
    \nd) Thyroxine<\/p>\n

    Answer: b) Estrogen<\/p>\n

    22. Which hormone is known as the “fight or flight” hormone?<\/strong>
    \na) Insulin
    \nb) Adrenaline
    \nc) Estrogen
    \nd) Testosterone<\/p>\n

    Answer: b) Adrenaline<\/p>\n

    23. The process by which the body becomes capable of reproduction is called:<\/strong>
    \na) Adolescence
    \nb) Puberty
    \nc) Menopause
    \nd) Fertilization<\/p>\n

    Answer: b) Puberty<\/p>\n

    24. Which gland produces adrenaline?<\/strong>
    \na) Thyroid
    \nb) Adrenal
    \nc) Pancreas
    \nd) Pituitary<\/p>\n

    Answer: b) Adrenal<\/p>\n

    25. The male gamete is known as:<\/strong>
    \na) Ovum
    \nb) Sperm
    \nc) Zygote
    \nd) Embryo<\/p>\n

    Answer: b) Sperm<\/p>\n

    26. Which of the following is a secondary sexual characteristic in females?<\/strong>
    \na) Broadening of hips
    \nb) Growth of facial hair
    \nc) Deepening of voice
    \nd) Increase in muscle mass<\/p>\n

    Answer: a) Broadening of hips<\/p>\n

    27. The hormone responsible for the regulation of calcium levels in the blood is:<\/strong>
    \na) Insulin
    \nb) Thyroxine
    \nc) Parathyroid hormone
    \nd) Estrogen<\/p>\n

    Answer: c) Parathyroid hormone<\/p>\n

    28. The menstrual cycle is regulated by which two main hormones?<\/strong>
    \na) Insulin and Glucagon
    \nb) Estrogen and Progesterone
    \nc) Adrenaline and Noradrenaline
    \nd) Thyroxine and Calcitonin<\/p>\n

    Answer: b) Estrogen and Progesterone<\/p>\n

    29. The primary male reproductive organs are:<\/strong>
    \na) Testes
    \nb) Ovaries
    \nc) Prostate
    \nd) Seminal vesicles<\/p>\n

    Answer: a) Testes<\/p>\n

    30. Which of the following changes is common to both boys and girls during puberty?<\/strong>
    \na) Deepening of voice
    \nb) Development of breasts
    \nc) Growth of pubic hair
    \nd) Broadening of shoulders<\/p>\n

    Answer: c) Growth of pubic<\/p>\n","protected":false},"excerpt":{"rendered":"

    Reaching The Age of Adolescence MCQs: Looking to strengthen your preparation for Class 8 Science Chapter \u2013 Reaching The Age […]<\/p>\n","protected":false},"author":53,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_yoast_wpseo_focuskw":"CBSE Class 8 Science Reaching The Age of Adolescence MCQs","_yoast_wpseo_title":"CBSE Class 8 Science Reaching The Age of Adolescence MCQs","_yoast_wpseo_metadesc":"Practice CBSE Class 8 Science Reaching the Age of Adolescence MCQs with answers. Strengthen your understanding of puberty, hormones","custom_permalink":"mcqs\/class-8-science-chapter-10-reaching-the-age-of-adolescence\/"},"categories":[11038],"tags":[],"table_tags":[],"acf":[],"yoast_head":"\nCBSE Class 8 Science Reaching The Age of Adolescence MCQs<\/title>\n<meta name=\"description\" content=\"Practice CBSE Class 8 Science Reaching the Age of Adolescence MCQs with answers. 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