Question 1 :
Give a suitable word for the following statement. Name of a gland which transports secretions through ducts.

Question 2 :
<img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1d0eff59b460d7261f391.png' /> From the above image, fill in the crossword puzzle using the following hint: Protuding voice box in boys

Question 3 :
Choose the correct word for the given clue. Clue - Male hormone.

Question 4 :
The sex hormones,_______________and _______ are responsible for the development of __________ characters.

Question 6 :
Bacterial or other infection may occur if we don't wash our body properly. TRUE or FALSE?

Question 8 :
Upon crossing which age, there is a sudden spurt in growth which becomes noticeable ?

Question 10 :
What is the term used for secretions of endocrine glands responsible for changes taking place in the body?

Question 11 :
<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 12 :
The change in the body parts indicate that one is no longer a child but on the way to becoming an adult. TRUE or FALSE?

Question 13 :
Out of the following, which is the correct match for Secretes thyroxin

Question 15 :
<img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1d097f59b460d7261f322.PNG' /> In the above figures, observe the chart and graph given carefully and answer the following questions. There is a difference between the pattern of increase in the height of boys and girls, is it true for each individual?

Question 16 :
The period of adolescence does not varies from person to person. TRUE or FALSE?

Question 17 :
Choose the correct word for the given clue. Clue - Secretes thyroxine

Question 18 :
The most conspicuous visible change that occurs in boys during puberty is: