Question # 1

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

Pressure =

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Force /Area

Area/force

Area x Force

Area + force

The colour of eyes in an organism is controlled by a.

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Egg

Zygote

Chromosomes

Gene pair

An electric current in a conductor is ude to the flow of.

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Positive ions

Negative ions

Positive charge

Free electrons

The best material to be used as a core in the coils for making electromagnet is.

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Rubber

Plastic

Soft Iron

Steel

The unit of electric power is

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Ampere

Joule

Volt

Watt

The formula of find the magnitude of current is.

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I = Q/t

I = QV

I = CV

I = C/Q

Lactic Acid is found in.

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Grapes

Tomatoes

Ant's sring

Yogurt

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

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Two

three

Four

Five

Hubble telescope orbits the Earth at a height of about.

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550 km

560 km

500 km

600 km

The approximate distance of the Sun from the centre of the milky way Galaxy is.

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24000 light years

22000 light years

21000 light years

25000 light years

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