Everyday Science MCQ’s
1. One of the following ways of expressing the concentration of a solution does not depend on temperature. It is--------?
Molarity
Molality (Answer)
Normality
Formality
2. A substance which increases the efficiency of a catalyst is termed as:
A. Promoter (Answer)
Activator
Retarder
Super catalyst
3. The amount of energy required by the children of age between one to three years is-----------?
A. 300 k Calories
B. 600 k Calories
C. 900 k Calories
D. 1200 k Calories
4. According to the definition of 1 KWh, a 100 watt bulb consumes one unit of electricity in------------?
A. 1 hours
B. 5 hours
C. 10 hours (Answer)
D. 15 hours
In eye donation, which one of the following parts of donor’s eye is utilized ?
Iris
Lens
C. Cornea (Answer)
D. Retina
6. The ‘stone’ formed in human kidney consist mostly of-------------?
A. Calcium oxalate (Answer)
B. Sodium acetate
C. Magnesium sulphate
D. Calcium
7. Approximately, how many times each day do our heart valves open and close normally?
10,000
1,00,000 (Answer)
1,50,000
2,00,000
8. Quantity of fresh air required for a man is 1000 cubic feet of air for every------------?
A. 5 minutes
B. 10 minutes
C. 15 minutes
D. 20 minutes
9. What kind of weathering takes place on the valley side above the surface of the glacier?
Plucking
Abrasion
Chemical weathering
10. Rainfall related to mountains is:
A. Orographic rainfall (Answer)
B. Normal rainfall
C. Monsoon rains
D. Cyclonic rainfall
11. What is meant by “Equinox”?
A. The longest day
B. The shortest day
C. The sun-month long day
D. Equal duration of day and night
12. The distance of longitude represents how many minutes difference in time?
A. 10 minutes
B. 4 minutes (Answer)
C. 15 minutes
D. 1 minute
13. The season changes because of the ------------?
A. Moon is revolving round the earth
B. Earth is revolving round its axis
C. Earth is revolving round the sun (Answer)
D. Planet Mars is attracting the sun
14. The largest latitude circle on earth is --------?
A. Arctic circle
B. Tropic of cancer
C. Tropic of Capricorn
D. The Equator
15. The oldest barrage on the river Indus at Sukkur was built in-----?
A. 1932 (Answer)
1940
1930
1928
16. Afternoon rains in the equatorial region are the result of influences -------?
A. Land Breez
Monsoon
Frontal
Convectional
17. When a warm air is lifted off the surface in temperature depression it is called --------?
A. An occlusion (Answer)
B. A cold front
C. An anticyclone
D. A warm front
18. Water vapour turns into clouds in the atmosphere when:
A. It rains
B. The temperature rise
C. Dew point is reached (Answer)
D. Evaporation takes place
19. Weather describe the condition of ------ at any one time.
A. The earth
B. The land surface
C. The atmosphere (Answer)
D. The ionosphere
20. The Stevenson screen contains all of these EXCEPT:
A. Wet bulb thermometer
B. Maximum thermometer
C. Ordinary thermometer
D. Anemometer
21. A wind which reverses seasonally is known as-----?
Trade
Cyclonic
Monsoon (Answer)
Polar
22. A canyon is a large form of --------?
A. Dry valley
B. Gorge (Answer)
Pediment
Badiand
23. Which of the statements to about the Troposphere is not true?
A. It contains 85-90% of the atmosphere’s mass
B. It contains nearly all the water and oxygen of the atmosphere
C. It is the zone which exhibits changes in condition of weather
D. It is about 350 km thick
24. What kind of weathering takes place on the valley side above the surface of the glacier?
A. Plucking
B. Abrasion
C. Chemical weathering
D. Frost shattering
25. The final phase of a star’s evolution is determined by the star’s:
Age
Gravitational pull
Density
Mass
26. Which of these is not a Metamorphic rock?
A. Quartzite (Answer)
B. Slate
Gneiss
Schist
27. Bore is caused by------?
A. Rising tide while meeting river currents (Answer)
B. Friction from prevailing winds
C. Spring tide and strong winds
D. Unequal heating of oceans
28. The strength of wave action depends on all these EXCEPT:
A. Currents in the sea (Answer)
B. Wind strength
C. Depth of coastal water
D. Height of waves
29. The areas around the North and South poles within the Polar circles is called -------------?
A. The Torrid Zone
B. The Frigid Zone (Answer)
C. The Temperature Zone
D. The Hardiness Zone
30. In the Composition of the earth, Aluminum is ---------------?
27.5%
20.3%
14.5%
8.23%
“Rancidity produced in butter can be decreased by adding quinoline to the butter”. This statements shows that -------
---?
A. Nothing is impossible
B. Quinoline is an inhibitor (Answer)
C. Quinoline is a catalyst
D. Quinoline is an activator
32. Gulf streams are caused by----------.
Cyclones
Ocean Pressure (Answer)
Temperature
Difference in water level
33. The production of rubber tree is better adopted to areas where the climate is---------
A. Warm and humid (Answer)
B. Warm and dry
C. Cool and moist
D. cool and dry
34. There are three types of plate boundaries i.e Divergent, Convergent and------------
Normal
Transform (Answer)
Complex
Plain
35. The speed of light with the rise in the temperature of the medium------------?
Decrease
Increase
Remain the same (Answer)
First decrease then increase
36. AIDS virus is----------------------
Single-stranded RNA (Answer)
Single-stranded DNA
Double-stranded RNA
Double-stranded DNA
37. Which Vitamin gets destroyed on heating?
B
E
K
C
38. Cow milk is a rich source of------------?
A. vitamin C
B. vitamin B
C. vitamin A (Answer)
D. vitamin K
39. Which of the following vitamins is synthesized in the body by intestinal bacteria-------?
A. Vitamins B1
B. Vitamins B12
C. Vitamins E
D. Vitamins K
40. Mercury is also known as---------?
A. Shine Silver
B. Quick Silver (Answer)
C. Slow Silver
D. Slippery Silver
41. what kind of soil is treated with gypsum to make it suitable for cropping------?
A. Alkaline (Answer)
Acidic
Waterlogged
Soil with excessive clay content
42. Phobos is the natural satellite of which planet---------- ?
A. Mars (Answer)
Venus
Saturn
Neptune
43. Galvanised Iron sheets have a coating of------------
Tin
Silver
Zinc (Answer)
Chromium
44. Spinach leaves are rich source of--------
A. Amino acid
B. Iron (Answer)
C. Vitamin E
D. Carotene
45. Which pollutant from motor car exhaust causes mental disease -----?
A. Carbon dioxide
B. Lead (Answer)
C. Sulpher Dioxide
D. Mercury
46. The ratio of pure gold in 18 carat gold is ---------------?
0.5
0.9
0.8.5
0.75
What is the element required for solar energy conversion ------?
A. Ultra pure carbon
B. Silicon (Answer)
Beryllium
Tantalum
48. An element that does not occur in nature but can be produced artificially is----------?
A. Plutonium (Answer)
Uranium
Radium
Thorium
49. Muscle fatigue is caused by the accumulation of-----------?
A. Uric acid
B. Lactic acid (Answer)
C. Oxalacetic acid
D. Fyruvie acid
50. The total energy of revolving electron in an atom-------------
A. Will always be positive
B. Can never be positive (Answer)
C. Can have any value above zero
D. Cannot be negative
51. The Virus of AIDS affects the growth of-------------?
Hemoglobin
RBCs in blood
T cells in blood (Answer)
Grey Cells in blood
52. The vitamin which is generally excreted by humans in urine is----------?
A. Vitamin A
B. Vitamin B
C. Vitamin B12
D. Vitamin C
53. Which of the following metal occurs in free state --------------?
A. Lead (Answer)
Iron
Mercury
Copper
54. Magnalium is an alloy of-------------?
A. Magnesium and Lead
B. Aluminium and Zinc
C. Aluminium and Magnesium (Answer)
D. Aluminium and Mercury
55. By which process copper is refined ------------?
A. Roasting (Answer)
Oxidation
Zone Refining
Electrolysis
56. In which part of the eye lies the pigment that decides the colour of the eyes of a person---?
Retina
Iris (Answer)
Cornea
Pupal
57. Which among the following is responsible for producing color of human skin ---?
Insulin
Vitamin K
Melanin (Answer)
DNA
58. Which one of the following can be synthesized by Liver -------?
A. Vitamin B6
B. Vitamin B12
C. Vitamin K (Answer)
D. Vitamin E
59. What is/are the basic purpose(s) of dams?
A. Storage of water in a large reservoir
B. Generation of electricity
C. Control of floods
D. All of the above
60. Which one is the world’s largest mangrove forest(s)?
A. Changa Manga Forest
B. Amazon Forest
C. Sundarbans Forest (Answer)
D. None of the above
61. The rocks formed out of layers of sediment bonded together are known as ---------------?
A. Metamorphic rocks
B. Sedimentary rocks (Answer)
C. Igneous rocks
D. All of the above
62. What is the name of the central part of the earth?
Mantle
Core (Answer)
Crust
None of the above
63. Evaporation from ice and snow is known as-----------?
evaporation
sublimation (Answer)
hydrogenation
insolation
64. Ice mass that covers more than fifty-thousand square kilometers of land area is classified as------------?
A. ice sheet (Answer)
B. ice field
C. glacier erosions
D. ice cap
65. Pedosphere is sum of-------------?
Organisms
Soil and water
Air
All of above
66. Sum of all ecosystems is classified as-----------?
A. Aero sphere
Ionosphere
Biosphere (Answer)
Ozonosphere
67. Average salinity or ratio of salt as per kilogram of water of ocean is----------?
A. 35 grams (Answer)
B. 55 grams
C. 32 grams
D. 42 grams
The protein content in wheat is approximately---------------?
A. 6%
9%
12% (Answer)
15%
Alzheimer’s disease in human beings is characterized by the degeneration of -------
A. Kidney cells
B. Nerve cells (Answer)
C. Liver cells
D. Spleen cells
70. The protein content of edible portion of egg is-----------?
A. 13 %
B. 13.3% (Answer)
C. 14 %
D. 14.5%
71. Vitamin A is found in the------------?
A. Green vegetables (Answer)
B. white vegetables
C. Yellow vegetables
D. Red vegetables
72. On passing through food stuff, X-ray can kill the-----------?
Fungus
Virus
Bacteria (Answer)
insects
73. Intrinsic Semi-conductor is also known as----------?
Impure-Conductor
Pure-Conductor (Answer)
Simple Conductor
D. None of these
74. Diameter of Sun is-------------?
A. 12 Lakh kms
B. 13 Lakh kms
C. 14 Lakh kms (Answer)
D. 15 Lakh kms
75. Which is correct order of solar system starting from Sun ?
A. Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune (Answer)
B. Mercury, Venus, Earth, Mars, Jupiter, Saturn, Neptune, Uranus C. Mercury, Venus, Mars, Earth, Jupiter, Saturn, Neptune, Uranus D. Mercury, Venus, Earth, Jupiter, Mars, Saturn, Uranus, Neptune
76. Big Bang was an explosion that occurred ?
A. 10 Billion years ago
B. 15 Billion years ago (Answer)
C. 20 Billion years ago
D. 25 Billion years ago
77. Big Bang theory explains-------------?
A. Origin of Universe (Answer)
B. Origin of Sun
C. Laws of physics
D. None of above
78. Approximately how many Galaxies are there ?
A. 10 Billion Galaxies
B. 100 Billion Galaxies (Answer)
C. 1000 Billion Galaxies
D. 10000 Billion Galaxies
79. Study of the Universe is known as-----------?
Sociology
Cosmology (Answer)
Universology
Petology
80. Hydrogen peroxide (H2O2)--------------?
A. helps line up cell proteins
B. is poisonous to tissues (Answer)
C. is often needed as a catalyst
D. aids in oxidation of glucose
81. Which of the following is a mammal?
A. Ostrich
Crocodile
Platypus (Answer)
D. Duck
82. A man can survive without food for atleast?
A. 1 month (Answer)
B. 2 month
C. 3 month
D. 4 month
83. Places experiencing equal impact of an earthquake are called-----------------?
A. Seismic lines (Answer)
B. Seismic built
C. Seismic plates
D. Seismic waves
84. Border line which separates outer space from Earth’s atmosphere is known as-----------?
A. Durand line
B. Space line
C. Venus line
D. Karman line
85. Second highest layer of Earth’s atmosphere is----------?
A. Stratosphere (Answer)
Mesosphere
Troposphere
Thermosphere
86. what is the height of The atmosphere layer mesosphere?
A. 85 km (Answer)
B. 50 km
C. 40 km
D. 10 km
87. Bromine is a-------------------?
A. black solid
B. red-brown liquid (Answer)
C. colourless gas
D. highly inflammable gas
88. The variety of coal in which the deposit contains recognizable traces of the original plant material is------------?
bitumen
anthracite
lignite
peat
The property of a substance to absorb moisture from the air on exposure is called------------? A. osmosis
B. deliquescence (Answer)
efflorescence
desiccation
90. An extremely small piece of silicon on which integrated circuits are implicated is called ------------------?
A. Card Reader
B. Hollerith Code
Feed
Chip
91. Earth is closest to the sun every year in early --------------, when it’s winter for the Northern Hemisphere. We’re farthest away from the sun in early ------------------, during our Northern Hemisphere summer.
A. January – July (Answer)
B. June – December
C. July – January
D. December – June
92. What is it called when the Earth is closest to the sun -------------?
A. Aphelion
B. Perihelion (Answer)
Apoapsis
Periapsis
93. Circadian Rhythm refers to -------------?
A. Planetary movements
B. Formation of galaxies
C. Human body cycles (Answer)
D. Calisthenics
94. Fuzzy logic is a part of-----------------?
A. Aristotle’s philosophy
B. Computer science (Answer)
Epicurianism
Sophism
95. Periodontics deals with -------------?
A. Surgery of spine
B. Stomach disorders
C. Ligaments restoration
D. Dentistry (Answer)
E. Heart attacks
96. Which of the following conditions related to smoking involves damage to the alveoli sacs?
A. Lung Cancer
Atherosclerosis
Emphysema (Answer)
D. Asthma
97. How does smoking cigarettes impact the red blood cells?
A. Decreases their ability to congeal
B. Decreases their ability to carry oxygen (Answer)
C. Decreases their ability to reach their typical life duration
D. Decreases their ability to cleanse wounds
98. What is the addictive drug in tobacco --------------?
Ethanol
Nicotine (Answer)
Ammonia
Tar
99. Which of the following chemicals is not found in tobacco smoke?
A. Chlorine bleach
B. Rocket fuel
C. Nail polish remover (Answer)
D. Barbecue lighter fluid
100. The atmospheric greenhouse effect is produced mainly by the ------------------?
A. Absorption and re-emission of visible light by the atmosphere
B. Absorption and re-emission of ultraviolet radiation by the atmosphere
C. Absorption and re-emission of infrared radiation by the atmosphere (Answer)
D. Absorption and re-emission of visible light by clouds
E. Absorption and re-emission of visible light by the ground
