Reaching The Age of Adolescence

Reaching the Age of Adolescence Worksheet-1

The figure below shows a human growth curve. Answer the questions from 1 to 5 based on it.

1. Name the periods of growth which are labelled as P, Q and R.

(a) P-Infancy, Q-Childhood, R-old age

(b) P-Infancy, Q-Childhood, R-Adolescence

(c) P-Adulthood, T-Adolescence, R-Old age

(d) P-Childhood, Q-Infancy, R. Adolescence

Reaching the Age of Adolescence Worksheet-2

1. Each menstrual cycle usually lasts for about ______ days.

(a) 7                    (b) 14                  (c) 21                  (d) 28

2. At about the 14^th day of the menstrual cycle, a mature egg is released from an ovary. This is known as:

(a) attraction                                 (b) fertilisation

(c) menstruation                          (d) ovulation

Reaching the Age of Adolescence Worksheet-3

1. Secondary sexual characteristics of girls develop between the ages of:

(a) 9 and 11 years                         (b) 11 and 14 years

(c) 15 and 18 years                       (d) 19 and 21 years

2. At puberty, a diet rich in proteins is essential for:

(a) supplying sufficient energy

(b) the formation of new cells for growth

(c) the formation of strong bones and teeth

(d) protection from diseases