everyday science MCQs – Page 46

Practise multiple-choice questions from everyday science for competitive examinations and subject revision. Review each marked answer and report any item that may be outdated or unclear.

everyday science Mcqs
901. At what temperature does silver melt?
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A. 100 C

B. 327 C

C. 961.8 C

D. 275 C

902. Who invented the Hot Air Balloon?
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A. Montgolfier

B. Edison

C. Davy

D. Jarvik

903. Who invented the first battery?
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A. Alessandro volta

B. Georges Leclanche

C. Rob Stothard

D. Tim Berner

904. Earth rotates the sun in___________?
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A. Non of above

B. 24 hours

C. 23 hours 56 min 4 sec

D. 23 hours 57 min 9 sec

905. Nail polish remover contains___________?
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A. Acetone

B. Benzene

C. Petroleum ether

D. Acetic acid

906. The matter of our sun is in ________ state?
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A. Liquid

B. Gas

C. Plasma

D. Solid

907. Which gas is used in preparation of Soda water?
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A. Carbon Dioxide

B. Nitrogen

C. Hydrogen

D. Ammonia

908. Which type of motions are present in solid?
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A. vibrational

B. all of these

C. rotational

D. translational

909. Which of the following is not a mammal?
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A. Cow

B. Goat

C. Fish

D. Whale

910. Guava has the maximum amount of which Vitamin?
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A. vitamin B

B. vitamin D

C. vitamin C

D. vitamin K

911. Which synthetic fibre is known as artificial Silk?
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A. Rayon

B. Terylene

C. Nylon

D. Cotton

912. Which is the heaviest metal?
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A. Osmium

B. Mercury

C. Iron

D. Nickel

913. Which Gas is included in Fry Chips Packets for safety?
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A. Hydrogen

B. Oxygen

C. Nitrogen gas

D. Carbon dioxide

914. The average weight of mans brain is 4.8 ounces. What is the average weight of womans brain ?
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A. 4.4 ounce

B. 5.8 ounce

C. 4.8 ounce

D. 5.4 ounce

915. The muscles, tissues and blood all are made up of____________?
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A. Carbohydrate

B. Fats

C. Vitamins

D. Proteins
916. Oil of vitriol is_________?
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A. Nitric acid

B. Hydrochloric acid

C. Sulfuric acid

D. Phosphoric acid

917. The carbon dioxide content in the air that we exhale is about?
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A. 9%

B. 16%

C. 15%

D. 4%
918. Cell or Tissue death within a living body is called as__________?
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A. Necrosis

B. Nephrosis

C. Neoplasia

D. Neutrophilia

919. The deficiency of vitamin E causes _______ ?
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A. Lack of appetite

B. Weak immune system

C. Weak bones

D. Sterility
920. Black gold is an oil; Black diamond is_________?
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A. Copper

B. Iron

C. Wood

D. Coal