everyday science MCQs – Page 61

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 Review each marked answer and report any item that may be outdated or unclear.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
1201. A breath test used by traffic police to check drunken driving uses ____?
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A. Silica gel coated with silver nitrate

B. Potassium dichromatic-sulphuric acid

C. Turmeric on filter paper

D. potassium permanganate-sulphuric acid

1202. Vitamin B3 is also known as__________?
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A. Riboflavin

B. Thiamine

C. Niacin

D. Retinol

1203. Animals use nitrogen in the form of_________?
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A. Nitrites

B. Nitrates

C. None of Above

D. Nitrogen

1204. Atom was a name given by ____________ ?
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A. Archimedes

B. Democritus

C. Rutherford

D. Bohr

1205. Stethoscope was invented by _______ ?
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A. Rene Laennec

B. Steven Sasson

C. Martin Cooper

D. Dave Hyatt

1206. How many chambers are in the human heart ?
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A. 5

B. 2

C. 3

D. 04
1207. Tropism mostly refers to as_______?
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A. Behavioral pattern of human

B. Bird migration

C. Directional growth of a plant

D. Longevity of animal species

1208. Which of the following organisms releases molecular oxygen into water?
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A. Amoeba

B. E.coli

C. Phytoplankton

D. Salmonella

1209. Which of the following is not a contagious disease?
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A. Influenza

B. Measles

C. Typhoid

D. Hysteria
1210. Proton number is denoted by symbol __________ ?
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A. Z

B. M

C. P

D. A

1211. Which part of the body is attacked by Gingivitis disease?
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A. Nails

B. Gums

C. Eyes

D. Nostrils

1212. The human heart is _______ ?
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A. Ampullary Heart

B. Pulsating Heart

C. Neurogenic Heart

D. Myogenic Heart
1213. Which of the following bonds are weakest in nature?
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A. Double bond

B. Single bond

C. Hydrogen bond

D. Triple bond

1214. Soap and detergents remove the dirt from clothes due to__________?
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A. Osmosis

B. Diffusion

C. Lowering of interfacial tension

D. Capillary action

1215. The gas usually filled in the electric bulb is___________?
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A. Nitrogen

B. Hydrogen

C. Carbon dioxide

D. Oxygen

1216. The valency of carbon Atom is __________ ?
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A. 1

B. 2

C. 3

D. 4
1217. Insects responsible for transmitting diseases are called___________?
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A. Hybirds

B. Vectors

C. Drones

D. None of these

1218. By which process does the smell of cooking spread to all the rooms in a house?
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A. Diffusion

B. Distillation

C. Decomposition

D. Displacement

1219. The M.K.S. system was first introduced by _________ ?
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A. Archimedes

B. Giorgi

C. Eienstein

D. Newton

1220. The protein Improtin-11, that was recently identified by scientists, is linked with causing which type of cancer?
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A. Colorectal Cancer

B. Prostate Cancer

C. Lung Cancer

D. Blood Cancer