Phosphorus is an essential component of one of the following biological molecules:...? Mcqs

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Phosphorus is an essential component of one of the following biological molecules:...?

(A) Amino acids
(B) Nucleic acids

(C) Carbohydrates
(D) None

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Alcohol and antibiotics on large scale production by organism is an area of ______...?

(A) Environmental biotechnology
(B) Fermentation

(C) Biotechnology in industry
(D) Medicinal biotechnology

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An abnormally great desire for food, excessive eating is called...?

(A) Dysphagia
(B) Bulimia nervosa

(C) Phagia
(D) None of the above

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Dioptre is used to measure...?

(A) optical power
(B) luminous intensity

(C) power
(D) distance of heavenly bodies

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The chemical name of Laughing gas is___________...?

(A) Nitric oxide
(B) Nitrogen dioxide

(C) Nitrogen pentoxide
(D) Nitrous oxide

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Solar wind is caused by the high temperature and pressure in the sun’s which atmosphere...?

(A) Photosphere
(B) Chromosphere

(C) Corona
(D) A and B

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which of the following is the most severe storm...?

(A) Hurricane
(B) Tornado

(C) Typhoon
(D) None of these

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A mature, large ovary and seed are _____...?

(A) Stem
(B) Leaf

(C) Flower
(D) Fruit

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What do you call the positive electrode of an electric cell...?

(A) Diode
(B) Anode

(C) Grid
(D) Cathode

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A ______ is an inclined plane wrapped around a cylinder, used to fasten objects....?

(A) Screw
(B) Lever

(C) Pulley
(D) Wheel

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