This quiz works best with JavaScript enabled. Home > Class 8 > Class 8 Science Chapter 10 Reaching The Age Of Adolescence – Quiz 12 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 8 Science Chapter 10 Reaching The Age Of Adolescence Quiz 12 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What is the name of the sex hormone produced by males A) Oestrogen. B) Progesterone. C) Sperms. D) Testosterone. Show Answer Correct Answer: D) Testosterone. 2. Puberty in females begins at the age of ..... A) 11 to 13 years. B) 16 to 18 years. C) 14 to 16 years. D) 18 to 21 years. Show Answer Correct Answer: A) 11 to 13 years. 3. Metamorphosis in frogs is controlled by ..... produced by ..... A) Thyroxine, thyroid. B) Adrenaline, adrenal gland. C) Insulin, pancreas. D) Thyroid, thyroxine. Show Answer Correct Answer: A) Thyroxine, thyroid. 4. Which of the following should an adolescent choose for his/her meal? A) Chips, noodles and aerated beverages. B) Vegetable cutlets, chips and lemonade. C) Rice, noodles and popcorn. D) Chapathi, Dal and Vegetables. Show Answer Correct Answer: D) Chapathi, Dal and Vegetables. 5. Gland that prepares the body for emergency situations. A) Pituitary. B) Pierce. C) Pancrease. D) Adrenal. Show Answer Correct Answer: D) Adrenal. 6. Tubes that transport mature gametes A) Ovary and testes. B) Fallopian tubes and vas deferens. C) Vagina and penis. D) Uterus and prostate. Show Answer Correct Answer: B) Fallopian tubes and vas deferens. 7. Which of the following can spread AIDS? A) Transfusion of infected blood. B) Mosquito bites. C) Hugging an infected person. D) Eating food with an infected person. Show Answer Correct Answer: A) Transfusion of infected blood. 8. Chemical substances which co-ordinate the activities of living organisms and their growth? A) Endocrine glands. B) Chromosomes. C) Nutrition. D) Hormones. Show Answer Correct Answer: D) Hormones. 9. Tadpole is the developing stage of which of these A) Dogs. B) Cats. C) Frogs. D) Humans. Show Answer Correct Answer: C) Frogs. 10. A male has ..... chromosomes. A) One X chromosome and one Y chromosome. B) Two X chromosomes. C) Two Y chromosomes. D) None of the above. Show Answer Correct Answer: A) One X chromosome and one Y chromosome. 11. What is needed for proper physical health: A) Balanced diet. B) Personal hygiene. C) Physical exercise. D) All of the above. Show Answer Correct Answer: D) All of the above. 12. Which one is another term for teenage is A) Maturity. B) Puberty. C) Adolescence. D) Thyroid. Show Answer Correct Answer: C) Adolescence. 13. Food rich in iron is A) Fruits. B) Jaggery. C) Meat. D) Vegetables. Show Answer Correct Answer: B) Jaggery. 14. Disease caused due to lack of thyroxine hormone is A) Cold. B) Anaemia. C) Diabetes. D) Goitre. Show Answer Correct Answer: D) Goitre. 15. Balanced diets are meals that include: A) Vitamins, proteins, carbohydrates, fats. B) Carbohydrates, fats, chips, burger. C) Ice cream, vitamins, minerals. D) Vitamins, proteins, fats, Maaza mango juice. Show Answer Correct Answer: A) Vitamins, proteins, carbohydrates, fats. 16. Which one of the following female hormone helps in the development of mammary gland? A) Thyroxine. B) Progesterone. C) Estrogen. D) Insulin. Show Answer Correct Answer: C) Estrogen. 17. Development of mammary gland in female is done by A) Progesterone. B) Estrogen. C) Adrenalin. D) None of the above. Show Answer Correct Answer: A) Progesterone. 18. In males, the sex chromosome consists A) One X and one Y. B) Both X and X. C) Both Y and Y. D) One M and one X. Show Answer Correct Answer: A) One X and one Y. 19. A female gamete carries ..... chromosome(s). A) One Y. B) One X. C) Two X. D) One X and one Y. Show Answer Correct Answer: B) One X. 20. Adolescence is a period of time where individuals A) Strive for independence. B) Explore personal identity. C) Have change in friendship. D) All of the above. Show Answer Correct Answer: D) All of the above. 21. Through which part does the dead ovum and blood come out if the egg is not fertilized by the sperm? A) Penis. B) Vagina. C) None. D) Both. Show Answer Correct Answer: B) Vagina. 22. The reproductive phase of a woman lies between her ..... and menopause. A) Menstrual cycle. B) Menstruation. C) Menarche. D) Ovulation. Show Answer Correct Answer: C) Menarche. 23. Pancreas secrete ..... A) Thyroxine. B) Estrogen. C) Insulin. D) Adrenalin. Show Answer Correct Answer: C) Insulin. 24. Y from a boy and X from girl will give birth to A) Girl child. B) Boy child. C) Anything is possible. D) Nothing will be born. Show Answer Correct Answer: B) Boy child. 25. Who is responsible for gender of a baby A) Mother. B) Father. C) None. D) Both. Show Answer Correct Answer: B) Father. ← 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