A (an) ______ is a pure substance which contains only one type of molecule made up of atoms of more than one element....? Mcqs

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A (an) ______ is a pure substance which contains only one type of molecule made up of atoms of more than one element....?

(A) Compound
(B) Element

(C) Molecule
(D) Atom

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Latest MCQs

Air contains volume of carbon dioxide approximately...?

(A) 3%
(B) 33%

(C) 0.3%
(D) 0.03%

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Which rays are trapped in our galaxy by magnetic waves...?

(A) Alpha rays
(B) Gamma rays

(C) Cosmic rays
(D) None of these

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Scientific reasoning based on “if-then” statement called...?

(A) Inductive reasoning
(B) Deductive reasoning

(C) Scientific reasoning
(D) None

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The main factor for determining a region’s climate is ___________...?

(A) Latitude
(B) Temperature

(C) Longitude
(D) None of them

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Lactometer is a type of Hydrometer which is used to measure the specific gravity of _________...?

(A) Honey
(B) Water

(C) Milk
(D) olive oil

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What do you call the same type of species living together in a specific area...?

(A) Community
(B) Ecosystem

(C) Population
(D) Habitat

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The primary colors of light are _____...?

(A) 2
(B) 3

(C) 4
(D) 5

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Why does cytosine not form a bond with adenine...?

(A) Cytosine is unable to form hydrogen bonds with adenine.
(B) Adenine and cytosine have incompatible hydrogen bond donors and acceptors.

(C) Cytosine only pairs with thymine due to their complementary structures.
(D) Adenine is a pyrimidine and cannot bond with cytosine.

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Which of the following vitamin is known as Pyridoxine...?

(A) Vitamin B-1
(B) Vitamin B-2

(C) Vitamin B-6
(D) Vitamin B-12

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