Question # 1

In virus,..... is used to identify the host cell.

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Genome

Coat

Spike

Capsid

The tides are highest during.

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Day tides

Night tides

Spring tides

Tides due to Moon only

The degreee of hotness or coldness is called.

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Thermal contrction

Heat

Thermal Expansion

Temperature

When a 10 cm iron rod is heated to hgh tempeature.

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Its volume decreases

Its volume increases

Its density deceases

Its density increses

While writing a chemical formula positive ionis written on.

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Right

Left

Center

All of these

Atomic number of element presetnin period 2 and group 15 of the periodic table.

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4

5

6

7

Chemical bond is O2 is.

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Ionic

Covalent

Metalic

None of these

Wave are of .............. types.

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Two

Three

Four

Five

Which of the following is used to cheek heart beat and blood pressure.

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Thermometer

Galvanometer

Stethoscope

Ammeter

When a body tissue is damaged or injured, it causes.

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Inflammation

Infection

Pathogen

Immunity

A solution to which no more solute can be dissolved at a particular temperatureis called.

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Dilute solution

Concentrated solution

Saturated solution

Unsaturated solution

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