Question # 1

A process by which a cell divides into two daughter cells.

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Life Cycle

Cell division

Cell Cycle

Alternationof generation.

Mass number is number of.

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Protons

Neutrons

Both a and b

Electrons

A force of 1800 N is acting on the surface area of 0.06 m2. The pressure exerted by he force will be.

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3 kPa

30 KPa

300 kPa

3000 kPa

Our Sun is ............ kilometres away from the Earth.

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10 millions

12 millions

15 millions

20 millions

بائیو پلاسٹک بنی ہوتی ہے.

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فیٹس

گلوکوز

پروٹین

سٹارچ

In nerve impulse in created in.

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Sensory neron

Spinal cord

PNS

CNS

In humans, a sperm has 23 chromosomeds. Egg cell has.

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23 chromosomes

46 chromosomes

No chromosomes

69 Chromosomes

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

The three key ingredients used in making soap are.

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Oil, lye, water

NaOH , Oil, lye

Glycerol, oill, lye

glycerol, water, oil

The poisonous and harmsful substances which make the air unfavorable for life are called.

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Solid pollutant

Air pollutant

Water pollutant

Acid Rain

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