Read each item carefully and pick out the letter of the correct answer.


1. Which of the following bones protect the lungs?

A. clavicle B. ribs C. scapula D. sternum

2. Which is NOT a function of bone?

A. internal support C. production of vitamin D

B. storage of calcium D. protection of internal organs

3. What type of joint is shown in the picture?

A. ball- and - socket B. hinge joint C. pivot joint D. gliding joint

4. Why is the bone marrow important to the body?

A. It stores fats. C. It produces red blood cells.

B. It makes the bones strong. D. It produces new bone cells.

5. All are functions of the skeletal system EXCEPT one. Which is the

exception?

A. It gives shape to the body.B. It serves as framework of the body.

C. It protects the internal organs of the body.

D. It converts energy which enables the body to move.

6. What makes bones strong?

A. silica B. cartilage C. blood and marrow D. calcium and phosphorous

7. .Which of the following is an involuntary, non-striated muscles?

A. biceps B. heart muscle C. intestine D. triceps

8. Which of the following are the best sources of energy for muscle

movements?

A. street foods, rice, ice cream

B. energy drink, bread, chocolates

C. biscuits, junk foods, soft drinks

D. whole grains, fresh fruit and vegetables

9. What makes our muscles stronger?

A. diet B. exercise C. food D. sleeping

10. What is the function of melanin in the epidermis?

A. provide support for blood vessels

B. to protect tissues from ultraviolet radiation

C. to water proof and protect the skin surface

D. to stimulate the growth of hairs in the follicles

11. What is the function of the integumentary system?

A. to move joints and bones

B. to transmit nerve signals

C.to provide structural framework of the bone

D. to cover the body surface and protect its tissues

12. Which shows the correct path followed by the food traveling through the

digestive system after it has been swallowed?

A. Stomach , esophagus, large intestine, small intestine

B. Small intestine, large intestine, esophagus, stomach

C. Esophagus, stomach, large intestine, small intestine

D. Esophagus, stomach , small intestine, large intestine​