SCIENCE TEXTBOOK FOR CLASS 8>Chapter 10 - Reaching the Age of Adolescence>Exercises>Q 6

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Earn 100

What are sex hormones? Why are they named so? State their function.

Important Questions on Reaching the Age of Adolescence

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SCIENCE TEXTBOOK FOR CLASS 8>Chapter 10 - Reaching the Age of Adolescence>Exercises>Q 7

Adolescents should be careful about what they eat, because

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SCIENCE TEXTBOOK FOR CLASS 8>Chapter 10 - Reaching the Age of Adolescence>Exercises>Q 7

Reproductive age in women starts when their

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SCIENCE TEXTBOOK FOR CLASS 8>Chapter 10 - Reaching the Age of Adolescence>Exercises>Q 7

The right meal for adolescents consists of

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SCIENCE TEXTBOOK FOR CLASS 8>Chapter 10 - Reaching the Age of Adolescence>Exercises>Q 8

Write a note on Adam’s apple.

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SCIENCE TEXTBOOK FOR CLASS 8>Chapter 10 - Reaching the Age of Adolescence>Exercises>Q 8

Write a note on secondary sexual characters.

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SCIENCE TEXTBOOK FOR CLASS 8>Chapter 10 - Reaching the Age of Adolescence>Exercises>Q 8

Write a note on sex determination in an unborn baby.

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SCIENCE TEXTBOOK FOR CLASS 8>Chapter 10 - Reaching the Age of Adolescence>Exercises>Q 9

Word game: Use the clues to work out the words.

Across
3. Protruding voice box in boys
4. Glands without ducts
7. Endocrine gland attached to brain
8. Secretion of endocrine glands
9. Pancreatic hormone
10. Female hormone
Down
1. Male hormone
2. Secretes thyroxine
3. Another term for teenage
5. Hormone reaches here through bloodstream
6. Voice box
7. Term for changes at adolescence

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SCIENCE TEXTBOOK FOR CLASS 8>Chapter 10 - Reaching the Age of Adolescence>Exercises>Q 10

The table below shows the data on the likely heights of boys and girls as they grow in age. A graph is also given. What conclusions can be drawn from the given graph?