MCQ questions for class 8 Science Chapter 10 Reaching the Age of Adolescence
Question 1: What is the term for the period of life when the body undergoes changes leading to reproductive maturity?
Childhood
Adulthood
Adolescence
Old age
Question 2: Which of the following hormones is responsible for the development of secondary sexual characteristics in males?
Estrogen
Progesterone
Testosterone
Prolactin
Question 3: At what age does adolescence generally begin?
6-8 years
10-12 years
14-16 years
18-20 years
Question 4: Which of the following is a secondary sexual characteristic in males?
Enlargement of breasts
Growth of facial hair
Menstruation
Widening of hips
Question 5: What is the term for the first menstrual flow in females?
Menopause
Menarche
Ovulation
Menses
Question 6: Which hormone is responsible for the regulation of the menstrual cycle in females?
Estrogen
Progesterone
Testosterone
Prolactin
Question 7: What is the term for the release of a mature egg from the ovary?
Ovulation
Fertilization
Menstruation
Embryogenesis
Question 8: Which of the following is a secondary sexual characteristic in females?
Deepening of voice
Enlargement of breasts
Growth of facial hair
Widening of hips
Question 9: What is the term for the monthly discharge of blood and tissues from the uterus in females?
Menopause
Menarche
Ovulation
Menstruation
Question 10: Which gland in the body regulates the functions of other endocrine glands?
Pituitary gland
Thyroid gland
Pancreas
Adrenal gland
Question 11: What is the term for the period during which the reproductive system gradually loses its function?
Adolescence
Puberty
Menarche
Menopause
Question 12: Which of the following is a common emotional change during adolescence?
Increased height
Development of sexual characteristics
Increased appetite
Mood swings
Question 13: What is the term for the male reproductive cell?
Sperm
Egg
Zygote
Embryo
Question 14: Which of the following is a physical change during adolescence in females?
Deepening of voice
Enlargement of breasts
Growth of facial hair
Widening of hips
Question 15: Which of the following is a primary sexual characteristic in males?
Growth of facial hair
Enlargement of breasts
Menstruation
Voice deepening
Question 16: What is the term for the male reproductive organ where sperms are produced?
Testis
Epididymis
Vas deferens
Prostate gland
Question 17: What is the term for the surgical method of preventing pregnancy?
Contraception
Abortion
Vasectomy
Tubectomy
Question 18: Which of the following is a contraceptive method for females?
Condom
IUD
Vasectomy
Tubectomy
Question 19: What is the term for the surgical method of female sterilization?
Contraception
Abortion
Vasectomy
Tubectomy
Question 20: Which hormone is responsible for the development of the mammary glands in females?
Estrogen
Progesterone
Testosterone
Prolactin
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