- 1. Moment is measured in _
A) M
B) S
C) Nm
D) J
- 2. The ability of a force to make an object turn depends on _ factors
A) Two
B) Five
C) Three
D) Four
- 3. One of the following is a defect of vision
A) Myopia
B) Binocular vision
C) Eyebrow
D) Persistent vision
- 4. _ is a form of energy referred to as electromagnetic radiation
A) Light
B) Potential
C) Kinetic
D) Sound
- 5. A person applies a force of 7N and moves a crate 3m. This takes the person 9 seconds. What is the power of the person?
A) 6W
B) 4.3W
C) 189W
D) 2.3W
A) Derived
B) Density
C) Voltage
D) Fundamental
- 7. One of the following is a derived quantity
A) Mass
B) Time
C) Area
D) Temperature
- 8. Excretion helps to maintain water balance in the body
A) No idea
B) Impossible
C) True
D) False
- 9. _ changes in man can be either temporary or permanent
A) Weight
B) Height
C) Developmental
D) Growth
- 10. Fast gain in weight and height is a characteristic of an _
A) Adolescent
B) Adult
C) Infant
D) Child
- 11. The excretory organ of an amoeba is _
A) Green glands
B) Nephridia
C) Contractile vacuole
D) Flame cell
- 12. The waste products of gills are _
A) Carbondioxide, water and urea
B) Sweat,ammonia salts
C) Bile salts
D) Hormones
- 13. What is the excretory organ of flowering plant?
A) Kidney and lungs
B) Leaves and stems
C) Skin and liver
D) Stomata and lenticel
- 14. Plasma is the liquid part of the _
A) Skin
B) Blood
C) Cells
D) Body
- 15. _ are blood vessels that carry blood from the heart to all parts of the body except pulmonary arteries
A) Arteries
B) Veins
C) Blood
D) Capillaries
- 16. The spinal cord is a soft _
A) Muscle
B) Tissue
C) Skin
D) Vessel
- 17. What provides the connection between the brain, spinal cord and the entire body?
A) Central nervous system
B) Fore nervous system
C) Peripheral nervous system
D) Middle nervous system
- 18. Iron ore are rich in iron _
A) Hydrides
B) Ammonia
C) Oxides
D) Chlorides
- 19. What is used to make coins?
A) Solder
B) Bronze
C) Steel
D) Brass
- 20. How many isotopes of hydrogen do we have?
A) 5
B) 4
C) 3
D) 6
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