Question 1 :
State true or false. Term or changes at adolescence is puberty.

Question 2 :
<img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1d098f59b460d7261f324.PNG' /> In the above figures, observe the chart and graph given carefully and answer the following questions. Which line represents the height of boys?

Question 5 :
<img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1d0e3f59b460d7261f381.jpg' /> The above chart gives the average rate of growth in height of boys and girls with age. The figures in columns 2 and 3, give the percentage of the height a person has reached at the age given in column 1.What is the probable % full height of a boy, by the age 11?

Question 6 :
Choose the correct word for the given clue. Clue - Male hormone.

Question 8 :
<img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1d0eaf59b460d7261f38b.png' /> From the above image, fill in the crossword puzzle using the following hint: Secretes thyroxine

Question 9 :
All parts of the body grow at the same rate. TRUE or FALSE?

Question 10 :
One ovum matures and is released by one of the ovaries once in about ______.

Question 11 :
What is the term used for chemical secretions of endocrine glands responsible for changes taking place in the body?

Question 13 :
A girl becomes pregnant if she looks at boys during menstruation. Is this a myth?

Question 15 :
Give a suitable word the following statement.The site which responds to a hormone.

Question 16 :
Upon crossing which age, there is a sudden spurt in growth which becomes noticeable ?

Question 18 :
Which of the following changes is/are observed in girls during adolescence?