Which one of the following is not a sign of physical change...? Mcqs

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Which one of the following is not a sign of physical change...?

(A) Change that can be reversed
(B) The substance does not turn into a new substance

(C) A release of gas
(D) None

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Which one of the following represents a chemical change_________...?

(A) Sublimation of iodine
(B) Heating a platinum wire in a Bunsen flame

(C) Heating of mercuric oxide powder
(D) Evaporation of alcohol

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The basic physical and functional unit of heredity is called _____...?

(A) Chromosome
(B) Gene

(C) Cell
(D) None of these

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Latest MCQs

Which one of the following is not a sign of chemical change...?

(A) No change in composition
(B) A release of gas

(C) Change in colour, temperature, smell
(D) Production of a new material

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Latest MCQs

A change in physical appearance or state of a substance is called ____...?

(A) Chemical Change
(B) Physical Change

(C) Nuclear Change
(D) Biological Change

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Sequence of physiological changes by which cell commit suicide...?

(A) Apoptosis
(B) Necrosis

(C) Autophagy
(D) Both A and B

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