Everyday Science MCQs

5120 MCQs  (Page 497 of 512)

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The basic photosynthetic pigment is:
A. Photosystems
B. Carotenoid
C. Chlorophyll - a
D. Chlorophyll - b
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Atmospheric pressure is measured with a:
A. Screw gauge
B. Barometer
C. Stethoscope
D. Hygrometer
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Which carry oxygen throughout the body?
A. Neutrophils
B. Platelets
C. White blood cells
D. Red blood cells
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Plants with thick skins that live in the driest environments are called:
A. Hydrophytes
B. Helophytes
C. Xerophytes
D. Aerophytes
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The oxides that behave as both acidic and basic oxides are called:
A. Acid
B. Salt
C. Amphoteric
D. Basic
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Solvay process is used for the manufacture of:
A. Sodium carbonate
B. Magnesium chloride
C. Aluminum oxide
D. Sulphuric acid
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Liquid hydrocarbons can be converted to a mixture of gaseous hydrocarbons by:
A. Oxidation
B. Cracking
C. Distillation
D. Hydrolysis
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Margarine is made from the process of:
A. Chlorization
B. Carbonization
C. Hydrogenation
D. De-carbonization
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The image of an object is formed on which part of the human eye?
A. Retina
B. Cornea
C. Iris
D. Pupil
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What is the speed of light?
A. 299792458 m/s
B. 150000000 m/s
C. 1000000000 m/s
D. 300000000 m/s
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Word of the Day
29 Jul
Resurgence
an increase or revival after a period of little activity, popularity, or occurrence.
قوت بخشی، نئی روح،حیات نو

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