BASIC SCIENCE AND TECHNOLOGY EXAMINATION 2ND TERM

Friction can be defined as the force that ____________________

• a. Supports motion of an object when in contact with another object

• b. Opposes motion of an object when in contact with another object

• Reverse motion to increase speed of an object.

• d. None of the above

One way we can reduce friction is by _______________________?

• a. Using sand paper to smoothen the surface

• b. By using wheels

• c. By lubricating

• d. All of the above

The blood has what form?

• Gas

• Solid

• Liquid

• None of the above

Red blood cells are produced in the_______

White blood cells are produced by the_________

• a. Lymphatic tissues/spleen

• b. Blood

• c. Bone marrow

• d. None of the above

The function of the platelet is to__________

• a. Carry oxygen

• b. Help the body to fight against diseases

• c. Cloth the body when it sustained injury

• d. I have no idea 🤔

The function of the red blood cell is to ___________

• a. Protects the body against dieases

• b. Transport oxygen and remove carbon dioxide and Water

• c. Heal the body

• d. Red in colour

The colour of the plasma is ___________

• a. Pinkish

• b. Bluish

• c. Yellowish

• d. Reddish-brown

which of the following is a disease that affect the blood?

• a. Cholera

• b. Fever

• c. Malaria

• d. Catarrh

The blood disorder that occurs as a result of shortage of red blood cells is called ___________

• a. Anaemia

• b. Leukaemia

• c.Sickle cell

• d. Malaria