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