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