- 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) Four
B) Five
C) Three
D) Two
- 3. One of the following is a defect of vision
A) Eyebrow
B) Binocular vision
C) Myopia
D) Persistent 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) 189W
C) 2.3W
D) 6W
A) Voltage
B) Derived
C) Density
D) Fundamental
- 7. One of the following is a derived quantity
A) Area
B) Temperature
C) Time
D) Mass
- 8. Excretion helps to maintain water balance in the body
A) True
B) Impossible
C) False
D) No idea
- 9. _ changes in man can be either temporary or permanent
A) Developmental
B) Height
C) Weight
D) Growth
- 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) Green glands
B) Nephridia
C) Flame cell
D) Contractile vacuole
- 12. The waste products of gills are _
A) Bile salts
B) Hormones
C) Sweat,ammonia salts
D) Carbondioxide, water and urea
- 13. What is the excretory organ of flowering plant?
A) Skin and liver
B) Leaves and stems
C) Stomata and lenticel
D) Kidney and lungs
- 14. Plasma is the liquid part of the _
A) Cells
B) Blood
C) Body
D) Skin
- 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) Skin
B) Tissue
C) Muscle
D) Vessel
- 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) Chlorides
B) Hydrides
C) Ammonia
D) Oxides
- 19. What is used to make coins?
A) Solder
B) Brass
C) Steel
D) Bronze
- 20. How many isotopes of hydrogen do we have?
A) 5
B) 6
C) 4
D) 3
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