Question # 1

Soda lime is a mixture of..

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CaCl, + KOH

NaOH + CaO

NaOH + CaCl₂

Ca(OH)₂ + CaO

In the troposphere (lowest layer), the temperature decreases form 17°C to;

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-58°C

-93°C

-61°C

-49°C

Which disease cause when humans use water of industrial effluents.

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Cancer

Asthma

Jaundice

cholera

Eye inflammation is caused by the deficiency of vitamin.

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Vitamin D

Vitamin C

Vitamin B

Vitamin A

Example of pest is

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Weeds

Herbs

Insect

All of them

When the reaction causes to produced it is called.

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Chemical equlibrium state

Static equilibrium

Dynamic equilibriiun

All

Carbohydrates are synthesized by plants through.

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Respiration

Photosynthesis

Dehydrateion

Evaporation

The branch of chemistry which deals with the study of hydrocarbons and their derivatives is known as.

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Organic chemistry

Inorganic chemistry

Biochemistry

Nuclear chemistry

Alkalis react with ammonium salt to liberate.

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SO₂

CO₂

NH₃

H₂

Which salt is used as a table salt?

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NaCl

Na₂CO₃

Na₂SiO₃

NaCl

The envelope of different gases around the earth is called.

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Atmosphere

Brosphere

Lithosphere

Hydrosphere

The freezing point of water is:

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10 ^oC

100^oC

0^oC

46^oC

When bones are heated they give.

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Starch

Gelatin

Fats

Oils

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10th Class Chemistry English Medium KPK Boards Online Mcqs MCQs With Answers

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