Chapter 6: Adolescence A Stage of Growth and Change — Online MCQ Test
SCIENCE · Grade 7 · CBSE(NCERT)
Practice Chapter 6: Adolescence A Stage of Growth and Change with a free chapter-wise online MCQ test.
This chapter covers: Adolescence Puberty Hormones Growth Reproductive health Nutrition Hygiene Emotional changes Balanced diet.
AI-generated questions from basic to board-exam level, with instant results and explanations.
Chapter 6: Adolescence A Stage of Growth and Change — Important Questions & Answers
What is the age group generally called adolescence?
- A. 1 to 5 years
- B. 6 to 10 years
- C. 11 to 19 years
- D. 20 to 30 years
Answer: C. 11 to 19 years
Adolescence is the period between childhood and adulthood, usually from 11 to 19 years of age.
Adolescence is the period between childhood and adulthood, usually from 11 to 19 years of age.
Which hormone is mainly responsible for the development of male secondary sexual characters?
- A. Insulin
- B. Testosterone
- C. Adrenaline
- D. Thyroxine
Answer: B. Testosterone
Testosterone is produced by the testes and helps in the development of male secondary sexual characters during puberty.
Testosterone is produced by the testes and helps in the development of male secondary sexual characters during puberty.
During adolescence, which type of food is especially important for proper growth and body development?
- A. Only carbohydrates
- B. Balanced diet
- C. Only fats
- D. Only sugary foods
Answer: B. Balanced diet
A balanced diet provides all nutrients needed for rapid growth, energy, and healthy body development during adolescence.
A balanced diet provides all nutrients needed for rapid growth, energy, and healthy body development during adolescence.
Which of the following is NOT a secondary sexual characteristic?
- A. Growth of hair in armpits
- B. Deepening of voice in boys
- C. Production of sperm
- D. Widening of hips in girls
Answer: C. Production of sperm
Production of sperm is a reproductive function, not a secondary sexual characteristic. Secondary sexual characters are external body changes seen at puberty.
Production of sperm is a reproductive function, not a secondary sexual characteristic. Secondary sexual characters are external body changes seen at puberty.
Which statement about menstruation is correct?
- A. It occurs in boys at puberty
- B. It is the monthly shedding of the lining of the uterus in girls
- C. It is the release of sperm from testes
- D. It begins only after 20 years of age
Answer: B. It is the monthly shedding of the lining of the uterus in girls
Menstruation is a natural monthly process in girls where the uterine lining is shed if fertilization does not occur.
Menstruation is a natural monthly process in girls where the uterine lining is shed if fertilization does not occur.