NCERT solution for class 8 //Science// Chapter 10 Reaching the age of adolescence
NCERT solution > class 8> Science Chapter 10 - Reaching the age of adolescence Exercise Q1. What is the term used for chemical secretion of endocrine glands responsible for changes taking place in the body? Answer- Hormone term is used for the chemical secretion of endocrine glands responsible for changes taking place in the body Q2. Define adolescence? Answer- The period of life when the body undergo number of changes leading to reproductive maturity is called adolescence Q3. What is menstruation explain? Answer- In females after the age of 13 ovary become mature and released by one ovary once in about 28 to 30 days during this period uterus undergo number of changes in become thick and fleshy to receive the egg .in case it is fertilized and the situation in females is known as pregnancy. But if the egg is not fertilized then the lining of the uterus along with the blood vessels becomes breast and shade of through the vagina that ...