This quiz works best with JavaScript enabled. Home > Class 8 > Class 8 Science Chapter 10 Reaching The Age Of Adolescence – Quiz 15 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 8 Science Chapter 10 Reaching The Age Of Adolescence Quiz 15 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Adolescence begins around the age of A) 13 years. B) 18 years. C) 11 years. D) 25 years. Show Answer Correct Answer: C) 11 years. 2. Why do adolescents require more energy and nutrients? A) They need to achieve full growth potential. B) They engage in more active physical activities. C) Their bodies are preparing for pubertal changes. D) None of the above. Show Answer Correct Answer: C) Their bodies are preparing for pubertal changes. 3. Choose the option which is the odd one out: A) Increase in height. B) Increased amount of sweat. C) Voice change. D) No development of organs. Show Answer Correct Answer: D) No development of organs. 4. Why is it called Monthly periods A) Because it occurs very month. B) Because it occurs very month as it takes time to make the endometrium. C) Because it occurs very month as it does not take time to make the endometrium. D) None of the above. Show Answer Correct Answer: B) Because it occurs very month as it takes time to make the endometrium. 5. Where in their female reproductive system is fertilisation most likely to take place? A) Fallopian tube. B) Uterus. C) Vagina. D) Cervix. Show Answer Correct Answer: A) Fallopian tube. 6. Iodine is necessary for synthesis of which hormone A) Adrenaline. B) Auxin. C) Insulin. D) Thyroxine. Show Answer Correct Answer: D) Thyroxine. 7. ..... hormone is also known as stress hormone A) Adrenaline. B) Growth. C) Stress. D) Estrogen. Show Answer Correct Answer: A) Adrenaline. 8. The sac that holds the testicles is A) Testes. B) Epididymis. C) Ovaries. D) Scrotum. Show Answer Correct Answer: D) Scrotum. 9. Adam's apple is prominent in:(a) Boys of any age(b) Adolescent girls(c) Girls of any age(d) Adolescent boys A) A. B) B. C) C. D) D. Show Answer Correct Answer: D) D. 10. The Number of Nuclei Present in a Zygote A) None. B) One. C) Two. D) Three. Show Answer Correct Answer: C) Two. 11. When the sperm contribute a Y-chromosome of the egg (ovum) at fertilization than the zygote would develop into a: A) Female child. B) Male child. C) Either female or male child. D) None of these. Show Answer Correct Answer: B) Male child. 12. Height of an individual depends on: A) The healthy drink that he/she drinks. B) Inheritance and nutrition. C) Nutrition. D) Exercise. Show Answer Correct Answer: B) Inheritance and nutrition. 13. What is the name of the male Gamete? A) Sperm Cell. B) Tadpole. C) Ova. D) Sperm Whale. Show Answer Correct Answer: A) Sperm Cell. 14. Oviparous animals give birth to Young ones. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 15. This type of reproduction involves two parents. A) Asexual reproduction. B) Sexual reproduction. C) All the above. D) None of the above. Show Answer Correct Answer: B) Sexual reproduction. 16. The main changes that occurs in girls during puberty are:(i) Development of Adam's apple. (ii) Development of shrill voice. (iii) Production of testosterone increases. (iv) Hips become broaden and become more curved A) Ii & iv. B) I & IV. C) Iiii. D) I & II. Show Answer Correct Answer: A) Ii & iv. 17. Average span of adolescence is: A) 10 to 16 years. B) 11 to 17 years. C) 13 to 18 years. D) None of the above. Show Answer Correct Answer: C) 13 to 18 years. 18. Which answer choice is NOT a type of asexual reproduction? A) Budding. B) Fragmentation. C) Fertilization. D) Binary fission. Show Answer Correct Answer: C) Fertilization. 19. The age at which the sex hormones and sex gametes begin to be produced and boy or girl become sexually mature is called A) Puberty. B) Childhood. C) Parenthood. D) Old age. Show Answer Correct Answer: A) Puberty. 20. Which glands release their secretions with the help of ducts? A) Endocrine. B) Exocrine. C) Both. D) None. Show Answer Correct Answer: B) Exocrine. 21. The stage of growth and maturity from 2 years to 11 years is called A) Infancy. B) Adolescence. C) Childhood. D) Puberty. Show Answer Correct Answer: C) Childhood. 22. Production of thyroxine requires ..... A) Magnesium. B) Iodine. C) Sodium. D) Potassium. Show Answer Correct Answer: B) Iodine. 23. Thyroxin produced by A) Pituitary gland. B) Adrenal gland. C) Thyroid gland. D) Testes. Show Answer Correct Answer: C) Thyroid gland. 24. Insulin is A) Not a sex hormone. B) Sex hormone. C) Does both the functions. D) None of the above. Show Answer Correct Answer: A) Not a sex hormone. 25. The process of drastic change from larva to adult is called ..... A) Fertilization. B) Metamorphosis. C) Development. D) Syngamy. Show Answer Correct Answer: B) Metamorphosis. ← 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 5Class 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 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books