Everyday Science MCQs with Answers Set 9

Everyday science mcqs with answers set 9. The knowledge of basic concepts of science is essential for every person. A less or highly educated person should know the general science terms which we use daily in our life. A person should know food calories, the knowledge about gases used in food things, the facts about human body, the various effects of temperatures etc..

The following is the 9^th everyday science multiple choice questions set which comprises 25 mcqs. All mcqs are taken from different kind of previous tests and most questions are repeated questions. All the following questions will help you to solve both everyday science and general knowledge section. All mcqs are vaild for every kind of NTS, PPSC, FPSC jobs tests.

Everyday Science MCQs with Answers Set 9

1. Which one of the following would give the highest energy per gram?
A). Glucose
B). Proteins
C). Fats
D). Sucrose
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2. Which one of the following units represents the largest amount of energy?
A). Calorie
B). Joule
C). Erg
D). Electron volt
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3. A woman's voice is shriller than a man's due to_____?
A). Higher frequency
B). Higher amplitude
C). Lower frequency
D). Weak vocal chords
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4. Which gas is used in the preparation of soft drinks?
A). Oxygen
B). Carbon dioxide
C). Nitrogen
D). Halogens
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5. Why are soft drinks made with chilled water rather than water at room 'temperature?
A). Ingredients dissolve better in chilled-water
B). Chilled water enhances the taste
C). Chilled water attracts more carbon dioxide
D). Chilled water is more hygienic
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6. Coke is made by heating coal in the absence of air at_____?
A). 700 °C
B). 900 °C
C). 1300 °C
D). 1700 °C
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7. In blood, the percentage of water is_____?
A). 75%
B). 85%
C). 90%
D). 95%
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8. As the temperature of ice rises, the ice melts and its density_____?
A). Decreases
B). Remains constant
C). Increases
D). Increases upto 10 °C
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9. Water is a universal solvent for what reactions?
A). Physical
B). Chemical
C). Nuclear
D). Biochemical
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10. The volume percentage of nitrogen in air is_____?
A). 60%
B). 67%
C). 74%
D). 78%
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11. Nitrogen occurs in plants and animals in the form of_____?
A). Minerals
B). Fats
C). Carbohydrates
D). Proteins
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12. Air contains volume of carbon dioxide approximately_____?
A). 3 %
B). 33%
C). 0.3 %
D). 0.03%
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13. The gases which are used by divers as an artificial atmosphere are helium and_____?
A). Nitrogen
B). Oxygen
C). Neon
D). Carbon monoxide
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14. The second most abundant metal found in the earth's crust is______?
A). Iron
B). Aluminium
C). Calcium
D). Sodium
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15. Which of the following is involved in blood clotting?
A). Sodium
B). Magnesium
C). Calcium
D). Potassium
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16. For water purification, we use_____?
A). Chlorine
B). Bromine
C). Flourine
D). Iodine
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17. Deficiency of chloride cause the impaired growth in______?
A). Animals
B). Infants
C). Plants
D). Young man
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18. The human blood is divided into______?
A). Two groups
B). Three groups
C). Four groups
D). Five groups
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19. Which type of blood of individuals are known as universal donor?
A). Type A
B). Type B
C). Type AB
D). Type O
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20. Which type of blood of individuals are universal recipients?
A). Type A
B). Type A, B
C). Type B
D). Type O
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21. A man can survive without food for at least____?
A). One month
B). Two months
C). Three months
D). Four months
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22. The muscles, tissues and blood all are made up of_____?
A). Carbohydrates
B). Proteins
C). Vitamins
D). Fats
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23. One gram of carbohydrates give energy of the amount______?
A). 2 K Calories
B). 4.1 K Calories
C). 6.3 K Calories
D). 8.0 K Calories
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24. What amount of fats give energy of 9.3 K Calories?
A). 0.5 gram
B). 1.0 gram
C). 2.0 gram
D). 4.1 gram
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25. The amount of energy in wheat is______?
A). 100 K Calories / 100 gm
B). 245 K Calories / 100 gm
C). 348 K Calories / 100 gm
D). 490 K Calories / 100 gm
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