Matter changes state from solid to liquid and from liquid to gases, when it...? Mcqs

Latest MCQs

Matter changes state from solid to liquid and from liquid to gases, when it...?

(A) Loses energy
(B) Gains energy

(C) Remains same energy
(D) Has constant temperature

Latest MCQs

Dinosaurs and many other species were extinct about ________ years ago....?

(A) 55 million
(B) 66 million

(C) 75 million
(D) 85 million

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What cells are involved in bone remodeling...?

(A) Osteoblasts
(B) Osteoclasts

(C) Osteocytes
(D) All of these

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Which of the following is NOT a renewable energy source...?

(A) Solar energy
(B) Natural gas

(C) Hydro energy
(D) Wind energy

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Covalent network crystals have_____________...?

(A) higher melting point then molecular crystals
(B) lower melting point then molecular crystals

(C) discrete molecules linked by Van der waals forces
(D) hydrogen bonding

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Which scientist is known as modern father of Astronomy ...?

(A) Einstein
(B) Newton

(C) Copernicus
(D) Archimedes

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Very small time intervals are accurately measured by the___________...?

(A) Pabsars
(B) White dwarfs

(C) Atomic Clocks
(D) None of these

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Which gas does a Photocopier machine produce...?

(A) Ozone
(B) carbon dioxide

(C) Sulfur dioxide
(D) None of these

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The chief constituents of gobar gas is_________...?

(A) Methane
(B) Oxygen

(C) Hydrogen
(D) Carbon monoxide

Latest MCQs

A point directly below the sesmic focus is...?

(A) Cleft
(B) Epicentre

(C) Incentre
(D) Orthocentre

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