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