Question # 1

What is the colour of an object that absorb all the light that hits it.

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Black

Green

White

Red

Exothermic reaction ae those reactions durng which heat is.

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Given out

Remain same

Absorbed

Used

Metals have .......... melting and boiling point.

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Low

High

Very low

Normal

DNA is called.......... material.

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Hereditary

Plasma

Meiotic

Chromatic

Green house gases is

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Carbon di oxide

Methane

Oxides of nitrogen

All these

The astronauts were a specially designed suite called.

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Space appron

Space dress

Space suit

Space sheet

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

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Egg

Zygote

Chromosomes

Gene pair

In meiosis, the nucleus of a cel dividies.

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One time

Three times

Four times

Five times

In a convex mirror, focus is.

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Under the mirror

In front of the mirror

On the mirror

Behind the mirror

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

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Positive ions

Negative ions

Positive charge

Free electrons

------------- through the food chain is one of the most important functionsof an ecosystem in maintaining balance of nature.

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Waisting of energy

Destroy fo energy

Transfer of energy

Produce of energy

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