Air pollution is caused by...? Mcqs

Latest MCQs

Air pollution is caused by...?

(A) Solid
(B) Liquid

(C) Gases
(D) All of these

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Latest MCQs

Oil rises up to wick in a lamp because_____________...?

(A) Oil is very light
(B) Oil is volatile

(C) Diffusion of oil through the wick
(D) Capillary action phenomenon

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Decrease of the size (length, area and volume) of a body due to change in temperature is called...?

(A) Thermal Expansion
(B) Thermal Contraction

(C) Thermal Density
(D) Thermal Compression

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Which substance is the most alkaline...?

(A) Milk
(B) Blood

(C) Ammonia
(D) Organic juice

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Carbohydrates which digested quickly are called...?

(A) Starch
(B) Protein

(C) Mineral
(D) Vitamin

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Carbon dioxide dissolution in water, actually represents solute and solvent combination of _____...?

(A) Liquid-liquid solution
(B) Solid-liquid solution

(C) Gas-liquid solution
(D) Solid-solid solution

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The Latin word of the name given to a human being Homo Sapiens, include the: __________...?

(A) Genus & Family
(B) Family & Order

(C) Genus & Class
(D) Genus & Species

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Which of the following organisms releases molecular oxygen into water...?

(A) E.coli
(B) Phytoplankton

(C) Amoeba
(D) Salmonella

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Which of the following equations represents a addition reaction...?

(A) AB → A+B
(B) A → AB

(C) A+B → AB
(D) AB → A+C

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What is not included in the living components of the land environment...?

(A) Flowering plants
(B) Iron Rock

(C) Frogs
(D) None

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