This quiz works best with JavaScript enabled. Home > Class 8 > Class 8 Science Chapter 10 Reaching The Age Of Adolescence – Quiz 5 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 8 Science Chapter 10 Reaching The Age Of Adolescence Quiz 5 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Acne and pimples on the face is due to secretion of:(a) bile from liver(b) Oil glands during puberty(c) Enzymes in the digestive tract(d) Tear from tear glands A) A. B) B. C) C. D) D. Show Answer Correct Answer: B) B. 2. What are some common physical changes in girls during adolescence? A) Breast development, growth spurts, body hair growth, menstruation onset, changes in body shape. B) Increased shoe size, decreased appetite, improved eyesight. C) All the above. D) None of the above. Show Answer Correct Answer: A) Breast development, growth spurts, body hair growth, menstruation onset, changes in body shape. 3. What is larynx? A) Voice Box. B) A Hormone. C) A Gland. D) A Food. Show Answer Correct Answer: A) Voice Box. 4. Diabetes is caused due to the deficiency of adrenaline hormone. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 5. Pancreas secrete ..... and ..... hormones. A) Insulin and Glucagon. B) Insulin and Pancreatic juice. C) Adrenaline and Aldosterone. D) Growth hormone and thyroxine. Show Answer Correct Answer: A) Insulin and Glucagon. 6. The female hormone secreted by the ovaries at the onset of puberty is A) Estrogen. B) Insulin. C) Adrenalin. D) Testosterone. Show Answer Correct Answer: A) Estrogen. 7. How does the brain change during adolescence? A) It grows bigger in size. B) It develops more nerve endings. C) It develops better impulse control, judgment, and reasoning. D) It develops new glands. Show Answer Correct Answer: C) It develops better impulse control, judgment, and reasoning. 8. Adolescence begins around the age of ..... and lasts upto ..... or ..... years which is also termed as the teenage period. A) 11, 18 or 19. B) 15, 20 or 21. C) 13, 18 or 19. D) None of the above. Show Answer Correct Answer: A) 11, 18 or 19. 9. The most conspicuous visible change that occurs in boys during puberty is: A) Development in voice box. B) Increase in height. C) Production of sperms. D) Increased sweating. Show Answer Correct Answer: A) Development in voice box. 10. The thread like structures in the fertilized egg is called ..... A) Chromosomes. B) Zygote. C) Embryo. D) Foetus. Show Answer Correct Answer: A) Chromosomes. 11. Reproductive age in women starts when A) Menstuation starts. B) Growth increases. C) At age of 18. D) Body weight increase. Show Answer Correct Answer: A) Menstuation starts. 12. Testosterone is the female hormone. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 13. It is important to eat a balanced diet during adolescence A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 14. What are the 23rd pair of chromosomes called A) Autosomes. B) Chromosomes. C) Sex chromosomes. D) None of the above. Show Answer Correct Answer: C) Sex chromosomes. 15. The legal age of marriage of girls in our country is A) 16 years. B) 18 years. C) 21 years. D) 24 years. Show Answer Correct Answer: B) 18 years. 16. In girls, secondary sexual characteristics develop between A) 9 and 11 years. B) 11 and 14 years. C) 15 and 18 years. D) 19 and 21 years. Show Answer Correct Answer: B) 11 and 14 years. 17. Reproductive system becomes mature during: A) Puberty. B) Adulthood. C) All the above. D) None of the above. Show Answer Correct Answer: A) Puberty. 18. Deficiency of which hormone causes diabetes? A) Thyroxine. B) Adrenaline. C) Insulin. D) Glucagon. Show Answer Correct Answer: C) Insulin. 19. Which is the age when our brain is most capable of learning? A) Childhood. B) Adolescent. C) Infancy. D) Any. Show Answer Correct Answer: B) Adolescent. 20. Name the female hormone. A) Endocrine Glands. B) Testorone. C) Estrogen. D) None of the Above. Show Answer Correct Answer: C) Estrogen. 21. The male hormone is A) Tarragon. B) Projestrone. C) Testosterone. D) None of the above. Show Answer Correct Answer: C) Testosterone. 22. The beginning of menstruation at puberty is called A) Ovulation. B) Menstruation. C) Menarche. D) Menopause. Show Answer Correct Answer: C) Menarche. 23. What controls the transfer of hereditary characteristics from parents to the offspring? A) Sperms. B) Will. C) Progesterone. D) Genes. Show Answer Correct Answer: D) Genes. 24. The right meal for an adolescent consists of: A) Chips, noodles, fries. B) Chapati, dal, vegetables, milk. C) Rice, noodles, burger. D) Vegetable cutlet, puri, cold drink. Show Answer Correct Answer: B) Chapati, dal, vegetables, milk. 25. Ovulation occurs in? A) Males. B) Females. C) Both. D) None. Show Answer Correct Answer: B) Females. ← PreviousNext →Related QuizzesClass 8 Science Chapter 10 Reaching The Age Of Adolescence Quiz 1Class 8 Science Chapter 10 Reaching The Age Of Adolescence Quiz 2Class 8 Science Chapter 10 Reaching The Age Of Adolescence Quiz 3Class 8 Science Chapter 10 Reaching The Age Of Adolescence Quiz 4Class 8 Science Chapter 10 Reaching The Age Of Adolescence Quiz 6Class 8 Science Chapter 10 Reaching The Age Of Adolescence Quiz 7Class 8 Science Chapter 10 Reaching The Age Of Adolescence Quiz 8Class 8 Science Chapter 10 Reaching The Age Of Adolescence Quiz 9Class 8 Science Chapter 10 Reaching The Age Of Adolescence Quiz 10Class 8 Science Chapter 10 Reaching The Age Of Adolescence Quiz 11 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books