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2. Tick the correct answer.
a. Which organ coordinates the speed of the inuscles in the body?
i. cerebrum ii. cerebellum

ii. spinal cord iv. medulla oblongata
b. How many pairs of spinal nerves exit from the spinal cord?

i. 11 ii. 21 ii. 31 iv. 41
c. Which gland is known as the inaster gland of the human
body?

i. pituitary gland ii. pineal gland
ii. thyroid gland iv. gonad

d. Which of the following glands secretes the insulin hormone?
i. pancreas ii. thymus gland

ii. adrenal gland iv. testes
e. Which of the following organs is a female reproductive organ?

i. pancreas ii. testes
ii. epididymis iv. uterus

3. Answer these questions.
a. What is the nervous system? Write down anytwo functions
of it.

b. Why is the brain known as the centre of the nervous system?
c. What do you understand by the endocrine system'? Write a
short description of any three glands.

d. Pancreas is known as a mixed gland. Why? Justify it.
e. Draw a picture of the internal female reproductive organs
and nan1e them.

f. Describe the in ale reproductive organs in brief.
g. Write any two differences between the testes and the ovary.

Project Work

Draw pictures of the male reproductive organs and female reproductive
organs onchart paper and stick them on the wall of the classroom.

14 Health, Physical ai1d Creillive arts, grade 8