Air pollution is caused by...? Mcqs

Latest MCQs

Air pollution is caused by...?

(A) Solid
(B) Liquid

(C) Gases
(D) All of these

Latest MCQs

Segmented Worms take breath through:_________...?

(A) Mouth
(B) Nose

(C) Moist Skin
(D) Head

Latest MCQs

How many joule are there in one calorie...?

(A) 2.6
(B) 2.8

(C) 4.2
(D) 3.4

Latest MCQs

All accurately known digits and first doubtful digit in an expression are known as...?

(A) Non-significant figures
(B) Significant figures

(C) Estimated figures
(D) Crossed figures

Latest MCQs

Noble gases are stable because they contain _____...?

(A) 4 electrons in valence shell
(B) 6 electrons in valence shell

(C) 8 electrons in valence shell
(D) 10 electrons in valence shell

Latest MCQs

Growth is provided by________...?

(A) Protein
(B) Minerals

(C) Vitamins
(D) Carbohydrates

Latest MCQs

Which One of the Following Is Not a Greenhouse Gas...?

(A) Methane
(B) Hydrogen

(C) Nitrous oxide
(D) Ozone

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Endothermic reactions are those in which ________....?

(A) Heat is evolved
(B) Heat is absorbed

(C) Temperature increases
(D) Light is produced

Latest MCQs

During the daytime, the air above the land gets heated up its density ____...?

(A) Increase
(B) Decrease

(C) Remain same
(D) Fluctuate

Latest MCQs

Most crucial step in natural growth in nutrient cycle is...?

(A) Nutrient cycle
(B) water cycle

(C) Nitrogen cycle
(D) None of these

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