- 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) Five
B) Two
C) Four
D) Three
- 3. One of the following is a defect of vision
A) Myopia
B) Binocular vision
C) Persistent vision
D) Eyebrow
- 4. _ is a form of energy referred to as electromagnetic radiation
A) Potential
B) Sound
C) Light
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) 6W
B) 4.3W
C) 2.3W
D) 189W
A) Density
B) Fundamental
C) Derived
D) Voltage
- 7. One of the following is a derived quantity
A) Area
B) Mass
C) Temperature
D) Time
- 8. Excretion helps to maintain water balance in the body
A) False
B) No idea
C) True
D) Impossible
- 9. _ changes in man can be either temporary or permanent
A) Weight
B) Developmental
C) Growth
D) Height
- 10. Fast gain in weight and height is a characteristic of an _
A) Infant
B) Adult
C) Adolescent
D) Child
- 11. The excretory organ of an amoeba is _
A) Contractile vacuole
B) Nephridia
C) Flame cell
D) Green glands
- 12. The waste products of gills are _
A) Carbondioxide, water and urea
B) Sweat,ammonia salts
C) Hormones
D) Bile salts
- 13. What is the excretory organ of flowering plant?
A) Skin and liver
B) Kidney and lungs
C) Stomata and lenticel
D) Leaves and stems
- 14. Plasma is the liquid part of the _
A) Blood
B) Body
C) Skin
D) Cells
- 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) Tissue
B) Vessel
C) Muscle
D) Skin
- 17. What provides the connection between the brain, spinal cord and the entire body?
A) Fore nervous system
B) Peripheral nervous system
C) Central nervous system
D) Middle nervous system
- 18. Iron ore are rich in iron _
A) Ammonia
B) Oxides
C) Hydrides
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) 3
B) 6
C) 4
D) 5
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