The valency of carbon Atom is __________ ...? Mcqs

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The valency of carbon Atom is __________ ...?

(A) 1
(B) 2

(C) 3
(D) 4

Latest MCQs

Mass of Earth is _____...?

(A) 6.0 x 10^23 kg
(B) 6.0 x 10^24 kg

(C) 6.0 ´ 10^25 kg
(D) 6.0 ´ 10^26 kg

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Which of the following is not the source of carbon dioxide emission...?

(A) Burning of fossil fuels, wood, cool
(B) Solar power

(C) Respiration
(D) Car exhaust smoke

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If a plants have needle like leaves to which environment would they belong...?

(A) Desert
(B) Grassland

(C) Forest
(D) None

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LPG consists mainly of : ___________...?

(A) Methane,Ethane & Hexane
(B) Ethane,Hexane &Nonane

(C) Methane,Butane & Propane
(D) All of these

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Vitamins A,D,E & _______ are fat soluble ....?

(A) Vitamin B
(B) Vitamin C

(C) Vitamin K
(D) AOT

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The speed of sound in air at sea level is approximately____________...?

(A) 300 meter per second
(B) 320 meter per second

(C) 340 meters per second
(D) 370 meter per second

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Orange belongs to the family...?

(A) Malvaceae
(B) Rutaceae

(C) Composite
(D) None of These

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Deforestation will decrease...?

(A) Soil erosion
(B) Rainfall

(C) Landslides
(D) Soil fertility

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Which is known as ‘Lifeblood of industries’...?

(A) Finance
(B) Transport

(C) logistic
(D) Supplies

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