Question # 1

Which disease cause liver inflammation?

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Typhoid

Jaundice

cholera

Hepatitis

When bones are heated they give.

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Starch

Gelatin

Fats

Oils

Citric acid is present in

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Citrus fruits

Sour milk

Rancid butter

Apple

Global warming causes rising of the sea level. The cause of global warming is.

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CO₂ gas.

SO₂gas.

NO₂gases.

O₃gas.

The black residue of the coal tar is called:

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peat

lignite

pitch

matte

The bond in the product of lewis acid base reaction.

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Ionic

Covalent

Metallic

Coordinate covalent

All bases turn red litmus

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Red

Blue

Pink

White

The order of reactivity of hydrogen halides with alkenes is:

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HI>HBR

HBr>HI

HCl>HBr

HBr>HCl

Water is a;

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strong electrolyte

non-electrolyte

weak electrolyte

natural compound

Process of heating the concentrated ore to high temperature in excess of air is called.

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Roasting

Smelting

Bessemerization

All

Essential components of every living all are.

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Nucleic acids

Enzymes

Lipids

Cell wall

Water of crystallization is responsible for.

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Melting points of crystals2

Boiling point of crystal

Shape of crystal

Transition points of crystals

Percentage of methane present in natural gas is.

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75%

80%

85%

90%

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