everyday science MCQs – Page 38

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 Review each marked answer and report any item that may be outdated or unclear.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
741. The deficiency of vitamin K causes ________ ?
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A. Blood clotting disorder

B. Loss of appetite

C. Scurvy

D. Sterility

742. Which process includes all of the other processes listed?
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A. Metabolism

B. Assimilation

C. Absorption

D. retion

743. Which variety of glass is heat resistant?
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A. Flint glass

B. Bottle glass

C. Hard glass

D. Pyrex glass
744. Which breed of dog has a black tongue?
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A. Husky

B. None

C. Chow Chow

D. Shih Tzu

745. Which of the following mixture of gases is required in gas welding?
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A. Oxygen and hydrogen

B. Acetylene and hydrogen

C. Oxygen and ethylene

D. Acetylene and oxygen
746. Which lenses are used by people having short-sightedness?
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A. Concave

B. Plain

C. Convex

D. Concavo-convex

747. According to the definition of 1 KWh, a 100 watt bulb consumes one unit of electricity in_________?
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A. 2 hours

B. 5 hours

C. 8 hours

D. 10 hours
748. The sounds of which frequency are human beings most sensitive?
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A. 5000 hertz

B. 20 hertz

C. 400 hertz

D. 20000 hertz

749. The second most abundant metal found in the earths crust is_____________?
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A. Aluminium

B. Sodium

C. Silicon

D. Calcium

750. Who invented bifocal eyeglasses?
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A. Benjamin Franklin

B. Ibn-e-Haitem

C. Archemedes

D. None

751. The study of rearing fine and intelligent human beings through genetics is called__________?
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A. Geneology

B. Cloning

C. Eugenics

D. Biotechnology

752. What happens to a person who receives the wrong type of blood?
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A. All the arteries constrict

B. The spleen and lymphnodes deteriorate

C. All the arteries dialates

D. The RBCs agglutinate
753. The gases which are used by drivers as an artificial atmosphere are helium and_____________?
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A. Nitrogen

B. Carbon monoxide

C. Oxygen

D. Neon

754. The type of glass used in making lenses and prism is___________?
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A. jena glass

B. Pyrex glass

C. Flintglass

D. Soft glass

755. The hormone that increases the rate of heart beat and blood pressure after shock in a person is___________?
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A. Pancreatic

B. Thyroxin

C. Gastrin

D. Adrenalin
756. What are the three basic units of measurement for the metric system?
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A. Kelvin, cd and mole

B. Kilogram, mass and energy

C. Centimetre, kilograms and metric

D. Metre, litre and gramme
757. Science is derived from Latin word scientia which means_________?
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A. Knowledge

B. Life

C. Reasoning

D. Logic

758. Calculus was invented by________?
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A. Al-khawarzimi

B. IsaaC Newton

C. Al.kindi

D. Pythagoras

759. For water purification, we use?
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A. Bromine

B. Young man

C. Plants

D. Chlorine
760. Nervous system includes which of these major components?
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A. Brain

B. Brain & Back Bone

C. brain,spinal cordand neurons

D. None