- 1. Moment is measured in _
A) Nm
B) M
C) J
D) S
- 2. The ability of a force to make an object turn depends on _ factors
A) Four
B) Three
C) Five
D) Two
- 3. One of the following is a defect of vision
A) Myopia
B) Persistent vision
C) Eyebrow
D) Binocular vision
- 4. _ is a form of energy referred to as electromagnetic radiation
A) Potential
B) Kinetic
C) Sound
D) Light
- 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) 189W
B) 4.3W
C) 6W
D) 2.3W
A) Derived
B) Fundamental
C) Density
D) Voltage
- 7. One of the following is a derived quantity
A) Temperature
B) Mass
C) Time
D) Area
- 8. Excretion helps to maintain water balance in the body
A) Impossible
B) No idea
C) False
D) True
- 9. _ changes in man can be either temporary or permanent
A) Growth
B) Developmental
C) Height
D) Weight
- 10. Fast gain in weight and height is a characteristic of an _
A) Adolescent
B) Child
C) Infant
D) Adult
- 11. The excretory organ of an amoeba is _
A) Green glands
B) Contractile vacuole
C) Nephridia
D) Flame cell
- 12. The waste products of gills are _
A) Sweat,ammonia salts
B) Bile salts
C) Hormones
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) 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) Blood
B) Arteries
C) Capillaries
D) Veins
- 16. The spinal cord is a soft _
A) Skin
B) Tissue
C) Vessel
D) Muscle
- 17. What provides the connection between the brain, spinal cord and the entire body?
A) Peripheral nervous system
B) Fore nervous system
C) Middle nervous system
D) Central 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) Bronze
B) Brass
C) Solder
D) Steel
- 20. How many isotopes of hydrogen do we have?
A) 4
B) 5
C) 6
D) 3
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