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