GENERAL SCIENCE #8
MULTIPLE CHOICE QUESTIONS
1. What
is the CGS unit of heat?
(a) Fathom
(b) Calorie
(c) Joule
(d) Candela
Answer:
(b)
2. At
what temperature do the Fahrenheit and Celsius thermometers give the same
reading?
(a) 273⁰C
(b) 373⁰C
(c) -40⁰C
(d) 40⁰C
Answer:
(c)
3. The
boiling point of alcohol is 78⁰C. What is the temperature on Fahrenheit scale?
(a) 171.3⁰F
(b) 180.3⁰F
(c) 172.4⁰F
(d) 170.8⁰F
Answer:
(c)
4. Thermometer
is a device to measure which of the following?
(a) Specific heat
(b) Temperature
(c) Latent heat
(d) Heat
Answer:
(b)
5. The
temperature of a healthy person on Celsius scale is 37⁰C. What is its
equivalent temperature on Fahrenheit scale?
(a) 96.7⁰F
(b) 101.2⁰F
(c) 97.8⁰F
(d) 98.6⁰F
Answer:
(d)
6. What
is the CSG unit of latent heat?
(a) Pascal
(b) Watt
(c) cal/g
(d) J/kg
Answer:
(c)
7. When
is potential energy of your body minimum?
(a)When you are sitting on a chair
(b) When you are sitting on the ground
(c) When you are standing
(d) When you lie down on the ground
Answer:
(d)
8. What
is water?
(a) A compound
(b) True solution
(c) A mixture
(d) All of the above
Answer:
(a)
9. Petroleum
and kerosene oil are examples of which of the following?
(a) Compounds
(b) Compound and mixture
(c) Mixtures
(d) Elements
Answer:
(c)
10. The
formation of a mixture is which of the following?
(a) Biological change
(b) Physical change
(c) Chemical change
(d) Sometimes chemical change and sometimes physical
change
Answer:
(b)
11. What
are the elements present in urea?
(a) C, H and O
(b) C, N and H
(c) C, O, N and H
(d) C, N and O
Answer:
(a)
12. Which
of the element is used as a standard for atomic mass scale?
(a) Carbon-12
(b) Hydrogen
(c) Chlorine
(d) Both ‘a’ and ‘b’
Answer:
(a)
13. Which
one of the following is non-transition metal?
(a) Nickel
(b) Iron
(c) Aluminium
(d) Cobalt
Answer:
(c)
14. Which
of the following is the richest source of Vitamin-A?
(a) Spinach
(b) Legumes
(c) Carrot
(d) Citrus fruits
Answer:
(c)
15. Gastric
juice contains which of the following?
(a) Hydrochloric acid and pepsin
(b) Sucrose
(c) Lipids and sucrose
(d) Bicarbonates
Answer:
(a)
16. Which
of the following is not the part of nervous system?
(a) Spinal cord
(b) Brain
(c) Excretory organs
(d) None of the above
Answer:
(c)
17. Protein
which catalyse or helps in biochemical reaction are called which of the
following?
(a) Protective protein
(b) Hormones
(c) Structural protein
(d) Enzymes
Answer:
(d)
18. Unsaturated
fats can be made saturated by the addition of which of the following?
(a) Hydrogen
(b) Oxygen
(c) Carbon
(d) Sodium
Answer:
(a)
19. Which
of the following is not the component of balanced diet?
(a) Minerals
(b) Water
(c) Carbohydrate
(d) Roughage
Answer:
(d)
20. What
is the unit of nervous system?
(a) Axon
(b) Nephron
(c) Neuroglia
(d) Neuron
Answer:
(d)
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