Chapter Exam

Chapter 6: Adolescence A Stage of Growth and Change — Online MCQ Test

Q: What is the age group generally called adolescence?

Answer: C. 11 to 19 years — Adolescence is the period between childhood and adulthood, usually from 11 to 19 years of age.

Q: Which hormone is mainly responsible for the development of male secondary sexual characters?

Answer: B. Testosterone — Testosterone is produced by the testes and helps in the development of male secondary sexual characters during puberty.

Q: During adolescence, which type of food is especially important for proper growth and body development?

Answer: B. Balanced diet — A balanced diet provides all nutrients needed for rapid growth, energy, and healthy body development during adolescence.

Q: Which of the following is NOT a secondary sexual characteristic?

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.

SCIENCE · Grade 7 · CBSE(NCERT)

Practice Chapter 6: Adolescence A Stage of Growth and Change with a free chapter-wise online MCQ test for CBSE(NCERT) Grade 7 SCIENCE. 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.

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Chapter 6: Adolescence A Stage of Growth and Change — Important Questions & Answers (FAQ)

Frequently asked questions from CBSE(NCERT) Grade 7 SCIENCE — Chapter 6: Adolescence A Stage of Growth and Change, with answers and explanations. These are sample questions; the exam has its own separate question set.

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.

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.

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.

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.

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.

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