NCERT Class 8 Science – Reaching the Age of Adolescence Question Paper | Download PDF

📝 Section A – Multiple Choice Questions (MCQs)

1. Adolescence is the stage between:
   a) Infancy and Childhood
   b) Childhood and Adulthood
   c) Adulthood and Old Age
   d) None of these

2. The age range of adolescence is:
   a) 6–12 years
   b) 11–19 years
   c) 18–25 years
   d) 2–10 years

3. Which hormone is responsible for changes in boys during puberty?
   a) Estrogen
   b) Testosterone
   c) Insulin
   d) Adrenaline

4. Menarche refers to:
   a) End of menstruation
   b) First menstruation in girls
   c) Release of an egg
   d) None of these

5. Which gland controls puberty?
   a) Pituitary gland
   b) Thyroid gland
   c) Adrenal gland
   d) Pancreas

6. Which vitamin is produced in our body with sunlight?
   a) Vitamin A
   b) Vitamin B
   c) Vitamin D
   d) Vitamin C

7. Which is not a secondary sexual characteristic?
   a) Facial hair in boys
   b) Broadening of shoulders in boys
   c) Development of sex organs
   d) Growth of underarm hair

8. Which is the female reproductive organ that produces eggs?
   a) Ovary
   b) Testis
   c) Uterus
   d) Fallopian tube

9. The deepening of the voice in boys is due to:
   a) Growth of muscles
   b) Growth of larynx
   c) Growth of bones
   d) Growth of ovaries

10. Menopause occurs in women around:
    a) 10 years
    b) 25 years
    c) 45–50 years
    d) 60 years

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📝 Section B – Short Answer Questions

1. Define adolescence.

2. What is puberty?

3. Why are adolescents often called “teenagers”?

4. List two physical changes in girls during puberty.

5. List two physical changes in boys during puberty.

6. What are hormones? Name two sex hormones.

7. What is the role of the pituitary gland in adolescence?

8. Differentiate between menarche and menopause.

9. Write two functions of the sebaceous glands.

10. How is the sex of the baby determined?

📝 Section C – Long Answer Questions

1. Explain the major physical changes that occur in boys and girls during puberty.

2. Describe the role of hormones in initiating reproductive functions.

3. What is the menstrual cycle? Explain its stages briefly.

4. Write a detailed note on changes at puberty in both boys and girls.

5. How do hormones other than sex hormones (thyroxine, insulin, adrenaline) help in body functions?

6. Explain the process of how the sex of a baby is determined using chromosomes.

7. Discuss the importance of adolescence as a transitional stage in human life.

8. Write notes on:
   a) Sebaceous glands and acne
   b) Voice change in boys
   c) Development of sex organs

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📝 HOTS (Higher Order Thinking Skills)

1. Why is adolescence considered an important stage in human development?

2. Why do some adolescents grow faster than others?

3. Why are boys’ voices deeper than girls after puberty?

4. Why is proper nutrition important during adolescence?

Note:

• These questions are directly based on NCERT Class 8 Science, Chapter 7: Reaching the Age of Adolescence.

• Your school exam questions may be framed differently but will test the same concepts → puberty changes, hormones, adolescence, emotional changes, and health issues.

• For example:

  • Instead of “What is the primary female sex hormone?” your paper may ask “Name the hormone responsible for breast development in girls.”

  • Instead of “Sebaceous glands produce oil” it might ask “Which gland is responsible for acne during adolescence?”

So ✅ these are important practice questions — if you prepare them, you’ll be ready to answer similar ones in your exam.

If you want quick notes – Click Here for Reaching the Age of Adolescence Notes

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