- 1. Moment is measured in _
A) Nm
B) J
C) S
D) M
- 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) Binocular vision
B) Persistent vision
C) Eyebrow
D) Myopia
- 4. _ is a form of energy referred to as electromagnetic radiation
A) Potential
B) Kinetic
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) 4.3W
C) 6W
D) 2.3W
A) Fundamental
B) Derived
C) Voltage
D) Density
- 7. One of the following is a derived quantity
A) Mass
B) Time
C) Area
D) Temperature
- 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) Growth
B) Developmental
C) Height
D) Weight
- 10. Fast gain in weight and height is a characteristic of an _
A) Child
B) Infant
C) Adult
D) Adolescent
- 11. The excretory organ of an amoeba is _
A) Nephridia
B) Green glands
C) Flame cell
D) Contractile vacuole
- 12. The waste products of gills are _
A) Hormones
B) Bile salts
C) Sweat,ammonia salts
D) Carbondioxide, water and urea
- 13. What is the excretory organ of flowering plant?
A) Stomata and lenticel
B) Kidney and lungs
C) Skin and liver
D) Leaves and stems
- 14. Plasma is the liquid part of the _
A) Skin
B) Cells
C) Body
D) Blood
- 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) 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) Chlorides
C) Ammonia
D) Hydrides
- 19. What is used to make coins?
A) Steel
B) Solder
C) Bronze
D) Brass
- 20. How many isotopes of hydrogen do we have?
A) 3
B) 4
C) 6
D) 5
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