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There is 1 to 5 everyday science mcqs included in NTS, PPSC, FPSC, CSS and others jobs or admission tests. The individual should prepare the everyday mcqs before attend the test. The following is the 6th set of everyday mcqs which have 25 mcqs along with their answers.
Everyday Science MCQs with Answers Set 6
1. Which of the following types radiations is absorbed by the upper layer of the atmosphere?A). Radio-waves
B). Infrared
C). Visible
D). Ultraviolet
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2. After long periods of use, a gray spot develops on the inside of a bulb. This is because_____?
A). The tungsten filament evaporates and collects there
B). The heat of the bulb scorches the glass at the top
C). Dust inside the bulb condenses on the top
D). Glass undergoes a change due to the heat
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3. Approximately, how many times each day do our heart valves open and close normally?
A). 10,000
B). 1,00,000
C). 1,50,000
D). 2,00,000
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4. A nuclear reactor harnesses nuclear energy by_____?
A). Nuclear fusion
B). Spontaneous fission
C). Uncontrolled chain reaction
D). Controlled chain reaction
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5. Which one of the following raw material is used in the manufacture of foam used in mattresses, cushions, etc.?
A). Methanol
B). Ethanol
C). Urea
D). Phenol
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6. Permanent magnets can be made from_____?
A). Cobalt
B). Aluminium
C). Zinc
D). Lead
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7. Atmospheric pressure exerted on the earth is due to the_____?
A). Rotation of the earth
B). Revolution of the earth
C). Gravitational pull
D). Uneven heating of the earth
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8. Quantity of fresh air required for a man is_____?
A). 1000 cubic feet of air for every 20 minutes
B). 1000 cubic feet of air for every 20 seconds
C). 1000 cubic feet of air for every 10 minutes
D). 1000 cubic feet of air for every 10 seconds
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9. Where does the oxygen that keeps us alive come from?
A). Carbon dioxide
B). Carbonates absorbed from soil
C). Oxides of minerals
D). Water
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10. Which one of the following metals .pollutes the air of a city having. large number of automobiles?
A). Cadmium
B). Chromium
C). Lead
D). Copper
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11. The snow on the mountains does not melt all at once when it is heated by the sun because_____?
A). It becomes very hard
B). It reflects most of the heat from the sun
C). It has a low specific heat capacity
D). It has a high latent heat of fusion
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12. Where is blood formed in the human body?
A). Heart
B). Spleen
C). Bone marrow
D). Liver
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13. Which of the following is the name of the smallest part of the matter discovered by the scientists?
A). Proton
B). Neutron
C). Positron
D). Quark
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14. Trachoma is a disease of the_____?
A). Brain
B). Larynx
C). Ear
D). Eye
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15. Sodium depletion occurs in excessive sweating, and cannot be corrected by drinking water alone. When uncorrected, it may lead to_____?
A). Muscle cramps, loss of energy, fatigue and faintness
B). Increase of urea in blood
C). Swelling of ankles and feet
D). Renal failure
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16. The heart of a normal adult human being weighs about_____?
A). 200 grams
B). 300 grams
C). 400 grams
D). 500 grams
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17. The part of the body directly affected by Pneumonia is_____?
A). Bone tissue
B). Epidermal tissue
C). Nervous system
D). Respiratory system
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18. As the amount of clay in a soil increases, its water retaining capacity?
A). Decreases
B). Increases
C). Remains unchanged
D). None of these
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19. Hemoglobin in the blood is a complex protein rich in_____?
A). Copper
B). Gold
C). Iron
D). Silver
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20. Amino acids are a product of the digestion of_____?
A). Carbohydrates
B). Fats
C). Protein
D). Vitamins
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21. The most important stimulant in tea leaves is_____?
A). Brucine
B). caffeine
C). Phenylalanine
D). Theine
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22. Dolly is the name of the_____?
A). First cloned sheep
B). First cloned monkey
C). First test-tube baby
D). First human fossil
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23. Which part of the camera is analogue to the retina in the human eye?
A). Lens
B). Film
C). Aperture
D). Shutter
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24. When a person enters a dark room- from bright light he is not able to see clearly for little while because the_____?
A). Eye is unable to adjust itself immediately
B). Retina becomes insensitive momentarily
C). Iris is unable to dilate the pupil immediately
D). Distance between the lens and retina take time to adjust
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25. What is the average adult pulse rate?
A). 140-150
B). 115-125
C). 72-80
D). 60
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