Which mineral plays a role in developing bones and in metabolic processes...? Mcqs

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Which mineral plays a role in developing bones and in metabolic processes...?

(A) Sodium
(B) Iodine

(C) Magnesium
(D) Copper

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Latest MCQs

The principle used in radar is the same as that of Sonar. In radar we use radio waves ; whereas in sonar we use ...?

(A) red waves
(B) Infrared waves

(C) Ultrasonic
(D) super sonic

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Latest MCQs

Speed of object in one direction is called___...?

(A) Velocity
(B) Acceleration

(C) Space
(D) Temperature

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Latest MCQs

Which of the following is/are the characteristics of reptiles...?

(A) Dry scaly skin
(B) Cold-blooded

(C) Lay eggs on land
(D) Lives in/on water/land

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Latest MCQs

The planet that moves round the Sun at the highest speed is_________...?

(A) Jupiter
(B) Venus

(C) Mars
(D) Mercury

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Latest MCQs

Which body part in Human never grow...?

(A) Pupil of eye
(B) Kidney

(C) Liver
(D) None of these

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Latest MCQs

An egg sinks in soft water but floats in a concentrated solution of salt because...?

(A) egg absorbs salt from the solution and expands
(B) albumin dissolves in salt solution and egg becomes lighter

(C) the density of salt solution exceeds the density of eggs
(D) water has high surface tension

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What happens to a person who receives the wrong type of blood...?

(A) All the arteries constrict
(B) All the arteries dialates

(C) The RBCs agglutinate
(D) The spleen and lymphnodes deteriorate

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The smallest particle of any substance having all properties of that molecules is called...?

(A) An atom
(B) A molecule

(C) A compound
(D) An element

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On passing through food stuff, X-ray can kill the___________...?

(A) Fungus
(B) Virus

(C) Bacteria
(D) insects

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