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