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