An atom of an element has 11 protons, 11 electrons and 12 neutrons. The atomic mass of an atom is...? Mcqs

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An atom of an element has 11 protons, 11 electrons and 12 neutrons. The atomic mass of an atom is...?

(A) 11
(B) 12

(C) 22
(D) 23

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lightest metal is__________...?

(A) Lithium
(B) Sodium

(C) Magnesium
(D) Aluminium

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The type of lens in our eye is ______...?

(A) Convex
(B) Concave

(C) Both a & b
(D) None of these

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What is the name of the chart with letters in multiple rows, used for an eye test ...?

(A) Snellen Chart
(B) Maslow’s pyramid

(C) Gantt Chart
(D) Peptide Test

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If output voltage is greater than input voltage, then transformer is :...?

(A) Step up
(B) Step down

(C) Faulty
(D) None of These

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What was the first planet to be discovered using a telescope...?

(A) Uranus
(B) Jupiter

(C) Venus
(D) Mercury

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Sun is divided into ______ main layers....?

(A) 2
(B) 3

(C) 4
(D) 5

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Which statement is incorrect about gas molecules...?

(A) Molecules are widely separated
(B) Molecules have low attractive forces

(C) Molecules free to move in any direction
(D) Molecules collide with one another

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In which object, form sharp and dark shadows...?

(A) Transparent
(B) Translucent

(C) Opaque
(D) None

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Which group of animals has heterogametic females...?

(A) Domestic fowl
(B) Earthworm

(C) Rabbit
(D) None

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