Every Day Science Mcqs Practice Test
1. Water is heated in a kettle. The
inside water is heated by convection. A person sitting near the fire receives
heat by :
a) Conduction
b) Convection
c) Radiation
d) Reflection
e) None of these
2. A time can come when we will be
able to design a machine which can go on working for ever without the
expenditure of energy. Is it possible ?
a) No
b) Yes
c) In due course time
d) Very soon
e) None of these
3. The measurement of rainfall is
made by an instrument known as :
a) Hydrometer
b) Barometer
c) Hygrometer
d) Pedometer
e) None of these
4. Light year is a unit of :
a) Distance
b) Time Period
c) Light intensity
d) Time
e) none of these
5. Three elements needed for the
healthy growth of plants are :
a) N,P,K
b) N,C,P
c) N,K,C
d) N,S,P
e) none of these
6. Copper can be converted into gold
by :
a) Heating
b) Artificial Radioactivity
c) Electroplating
d) Chemical reaction
e) None of these
7. In winter an iron pipe feel
colder than a wooden window . This is because wood is :
a) Conductor
b) non-Conductor
c) Semi- Conductor
d) Not a solid while iron is a solid
e) None of these
8. The echo (reflected sound) will
be distinctly heard only at ordinary temperatures if the distance of the
reflecting surfaces from the source of sound is at least :
a) 1120 ft
b) 120 ft
c) 56fft
d) 100 ft
e) None of these
9. It is possible to recognize a
person in the dark by simply hearing his unique voice . It is because of the:
a) pitch
b) Frequency
c) Time period
d) Quality
e) None of these
10. When a ray of sunlight enters a
dark room , its straight path become visible because of dust particles hanging
in the air. It is because light is :
a) Visible
B) Transparent
c) Invisible
d) opaque
e) None of these
11. A six feet tall lady wants to
see her full image in a plane mirror . The minimum length of the mirror will be
:
a) 6 feet
b) 12 feet
c) 4 feet
d) 3 feet
e) None of these
12. The principle used in radar is
the same as that of Sonar. In radar we use radio waves , whereas in sonar we
use :
A) red waves
b) Infrared waves
c) Ultrasonic
d) super sonic
e) None of these
13. In a fission nuclear reaction, a
heavy nucleus breaks up into smaller nuclei whereas in another nuclear reaction
two or more than two possibly nuclei are fused to form a heavy nucleus This
nuclear reaction is called:
a) Chemical Reaction
b) Nuclear reaction
c) Fission nuclear reaction
d) Fusion nuclear reaction
e) None of these
14. Parsec is a unit of :
a) Energy
b) Time
c) Power
d) Distance
e) None of these
15. German Silver is an alloy of:
A) Zn + Ni
b) Cu + Zn
c) Cu + Ni
d) Cu + Sn
e) None of these
16. The Continent Antarctica lies at
the:
a) North pole b) South pole c)
middle of the earth d) Equator
e) None of these
17. The temperature of the dead body
is:
a) 0 ‘C
b) 37 ‘
c) room temperature
d) temperature of the place where it is kept.
e) None of these
18. Lactometer is a type of
Hydrometer which is used to measure the specific gravity of :
a) Honey
b) Water
c) Milk
d) olive oil
e) None of these.
19. Cusec is a unit of:
a) Area
b) Time
c) Distance
d) mass
e) None of these.
20. The deepest place on earth is :
a) Trench
b) Mariana Trench
C) Mangrove
d) Groove
e) None of these.
21. Twinkling of stars is caused by
:
a) Reflection of light
b) Polarization of light
c) refraction of light
d) Interference of light
e) None of these.
22. Magnifying power of a simple
microscope can be increased by :
a) increasing focal length of the
lens
b) Decreasing focal length of the lens
c) Lens of large aperture
d) lens of short aperture
e) None of these.
23. Bronze medal is made up of metal
:
a) Copper , Zinc
b) Copper , Nickle
c) Coppe4r , Tin
d) Sopper , Silver
24. One of the countries through
which equator passes is :
a) Kenya
B) Pakistan
c) Malaysia
d) Malta
e) None of these.
25. A very important practical
application of properties of matter is hoeing or “godi” practiced by the
farmers. This property of matter is called .
a) Elasticity
b) Stress
c) Capillarity
d) Strain
e) None of these
26. It is observed that the total
pressure exerted by air on the man of average size is around 14.7 lb wt. per
square inch. But the man feels quite comfortable,. It is because of :
a) An equal and opposite pressure
acts from inside
b) of the height of a man
c) of gravity
d) Earth pulls the man upward
e) None of these
27) A nuclear reactor is a device
used to carry out controlled nuclear reaction whereas GM counter is a device
used to detect:
a) Current
b) Voltage
C) nuclear Radiation
d) power
e) None of these
28. A body can escape the
gravitational pull of the earth if it is thrown up with a velocity of:
a) 25 miles per sec
b ) 60 miles per sec
c) 7 miles per sec
d) 10 miles per sec
e) None of these
29. Night vision is possible with
the help of:
a) Red light
b) Violet light
c) Infrared Rays
d) Ultra violet Light
e) None of these.
30. Myopia is a defect of human eye.
it can be corrected by using a lens called :
a) Convex lens
b) Concave lens
c) Cylindrical lens
d) Plano convex lens
e) None of these.
31. Walnuts can be broken in the
hand by squeezing two together but not one. It is because of:
a) Work done
b) Power
c) Energy
d) Volume
e) none of these
32. The instrument which i specially
design for recording earth quake wave is called seismograph which measure earth
quake waves on a
a) Diatonic scale
b) Fahrenheit Scale
c) Richter scale
d) Celsius Scale
e) None of these
33. The planet Mercury completes one
rotation around the sun is
a) 88 days
b) 365 days
c) 98 days
d) 60 days
e) None of these
34. Fossils found in the lowest
geological strata are generally most :
a) Advance
b) Complex
c) Specialized
d) Primitive
e) None of these
35. Evolution can be described as :
a) A continuing process
b) A catastrophic event in the past
c) Static
d) The attaining of an ideal type
e) None of these
36. What is the only source of new
alleles?
a) Crossing over
b) independent assortment
c) Fertilization
d) Mutation
e) None of these
37. Polygenic characteristic are
controlled by :
a) Dominant genes
b) Recessive genes
c) Multiple genes
d) Mutated genes
e) None of these
38. Which of the following , lists
the four stages of food processing in order?
a) ingestion , digestion ,
absorption , elimination
b) digestion , ingestion , absorption , elimination
c) ingestion , absorption , elimination , digestion
d) absorption , digestion , ingestion , elimination
e) None of these
39. In humans , most nutrient
molecules are absorbed by the :
a) small intestine
b) stomach
c) liver
d) large intestine
e) None of these.
40. The energy needed to fuel
essential body processes is called :
a) Essential nutrient level
b) Basal metabolism
c) None of these
d) recommended daily allowance
e) Optimum energy intake
41. Which of the following is an
organic molecule needed by the body in small amounts?
a) Protein
b) Vitamin C
c) Zinc
d) Monosaccharide
e) None of these
42. Inhaled air passes through which
of the following in the last?
a) Bronchiole
b) Larynx
c) Pharynx
d) Trachea
e) None of these
43. Which of the following is a form
of sexual reproduction?
a) Hermaphroditism
B) Fission
c) Fragmentation
d) Budding
e) None of these
44. Cobalt is a material which is:
a) Strongly attracted by a magnet
B) not attracted by a magnet
c) not a magnet
d) weakly attracted by a magnet
e) None of these
45. Laughing gas has chemical
composition of the following two elements which are :
a) Nitrogen + Hydrogen
b) Nitrogen + Carbon
c) Nitrogen + oxygen
d) Oxygen + Carbon
e) None of these.
46. Hepatitis A is transmitted to
different individuals by :
a) Water
b) Sneezing
c) Spit
d) Foeces
e) None of these
47. The unit that coordinates
different devices of the computer system is :
a) ALU
b) Register
c) Control unit
d) Logical instruction
e) None of these.
48. The most abundant element
present is in the human body is :
a) Nitrogen
b) Oxygen
c) Carbon
d) Hydrogen
e) None of these
49. Cancer can be treated by :
a) Antibiotics and vaccines
b) Radiotherapy and antibodies
c) Chemotherapy and radiotherapy
d) Antibodies and chemotherapy
e) None of these
50. Animals obtain carbon dioxide
mainly from :
a) Starch
b) Sucrose
c) Glucose
d) Glycogen
e) None of these.
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