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