A burning candle is an example of ______ state of matter....? Mcqs

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A burning candle is an example of ______ state of matter....?

(A) Gas
(B) Liquid

(C) Solid
(D) All three

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The gradual physiological adjustment to slowly changing new environmental conditions is known as _____________________...?

(A) Selection
(B) Introduction

(C) Acclimatization
(D) Quarantine

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Fish is one of the best source of ______...?

(A) Protein
(B) Vitamin

(C) Mineral
(D) Carbohydrate

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The Structure in a cell which contains the genes is called:...?

(A) Genetics
(B) Saliva

(C) Marrow
(D) Chromosome

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A reaction in which a new single compound is formed by the union of two or more substances is known as...?

(A) Decomposition Reaction
(B) Oxidation Reaction

(C) Addition Reaction
(D) Neutralization

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Which type of liquid is used in laboratory thermometer...?

(A) Alcohol
(B) Water

(C) Mercury
(D) Oxygen

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Increase in rate of breathing is due to the following...?

(A) Increase CO2 in blood
(B) Increase O2 in blood

(C) Decrease CO2 in blood
(D) Decrease O2 in blood

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What is the chemical formula of Ozone...?

(A) H2O
(B) C12

(C) O3
(D) CH4

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The outermost layer of the Earth is called ____________...?

(A) Crust
(B) Mental

(C) Core
(D) None of these

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The olfactory nerves affect what sense in brain...?

(A) Smell
(B) Feel

(C) Touch
(D) Hear

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