Which mineral builds red blood cells and it is also involved in the building of bones...? Mcqs

Latest MCQs

Which mineral builds red blood cells and it is also involved in the building of bones...?

(A) Magnesium
(B) Sodium

(C) Copper
(D) Iodine

Latest MCQs

______ is a component that conducts current in one direction only....?

(A) Farad
(B) Insulator

(C) Transistor
(D) Diode

Latest MCQs

What animal has longest gestation period of about 640 to 660 days or 95 weeks of any land animal ...?

(A) Blue Whale
(B) Elephant

(C) Opossum
(D) None of these

Latest MCQs

Approximate age of milky-way is ________...?

(A) 16.5 billion years
(B) 15.5 billion years

(C) 13.5 billion years
(D) 14.5 billion years

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Volvox is a polyphyletic genus of _______...?

(A) Green algae
(B) Red algae

(C) Brown algae
(D) None of these

Latest MCQs

All the bones of the body make a frame called...?

(A) Skelton
(B) Tissue

(C) Skull
(D) None of these

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As comets get close to the sun, they start to “melt” and release gas and dust. This gas and dust forms what...?

(A) “coma” around the comet’s nucleus and a long tail that points away from the sun
(B) “coma” that points away from the sun and a long tail around the comet’s nucleus

(C) Only “coma” around the comet’s nucleus
(D) Only a long tail that points away from the sun

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Rapid back and forth movement of an object is known as...?

(A) Rotation
(B) Revolution

(C) Vibration
(D) Translation

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Water is a highly effective coolant for a car engine because _________...?

(A) Water is good conductor of heat
(B) Water has very high specific heat capacity

(C) Water boils at a comparatively high temperature
(D) Evaporation of water produces lot of cooling

Latest MCQs

When something changes position, it is in...?

(A) Rest
(B) Friction

(C) Motion
(D) Gravity

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