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10. Reaching the Age Adolescence
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Q5 of 130 Page 182

How does the height of boys and girls change during puberty?

The long bones of arms and legs elongate and make a person tall.


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3

State the age at which adolescence usually begins and the age up to which it lasts.

4

Which is the most conspicuous change (clear visible change) in boys and girls during puberty?

6

Name one factor on which the height of a person depends.

7

A nine year old boy is 120 cm tall. If the present height of boy is 75% of his full height, calculate the full height which the boy will eventually reach at the end of growth period.

Questions · 130
10. Reaching the Age Adolescence
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