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General Science 8th Class English Medium Online Test MCQs With Answers

Question # 1

Two equal forces actat the same time on the same stationary object but in the opposite directions. Which statement describes the object's motion.

Choose an answer

The object changes direction

The objet accelerates

The object remains stationary

The object moves at a constant speed

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Question # 2

An electric circuit is the path along whihc.

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Electron revolve around the nucleus of an atom

Electric charge flows.

Magnetic lines of force move

Electric motors move

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Question # 3

James Webb telescope launched in space.

Choose an answer

20 December 2021

21 December 2021

22 December 2021

25 December 2021

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Question # 4

The chemicla reaction during which a compound splits up into two or more simple substanes, is called.

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Additon reaction

Decomposition

Replacement reaction

Balanced reaction

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Question # 5

Each datugher DNA contains one new strand and one strand of ........... DNA.

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Parent

Sister

Daughter

Grand parents

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Question # 6

Water Pressure increases by ............ for every one metre down in a lake or in an ocean.

Choose an answer

8000 Pa

9000 Pa

10000 Pa

11000 Pa

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Question # 7

Organism in ecologicla communits interact with one anothe rin....... major ways.

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Two

three

Four

Five

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Question # 8

Na is symbol of.

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Neon

Nitrogen

Sodium

None of these

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Question # 9

A typical chromosoes consists of arms.

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Two

Three

Four

Five

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Question # 10

Bromine is

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Solid

Gas

Liquid

All of these

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Question # 11

During a chemical reaction, total mass of the product is equal to the total mass of reactants, this is a statements of.

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Law of conservation of momentum

Law of conservation of energy

Law of conseration of mass

Law of conseration of acceleration

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