Question # 1

A batsman hits the ball back towards the bowler, which effect of force is seen.

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change of shape

Change of direction

Change of stae from motion to rest

Change of state form rest to motion.

Moon takes....... days to move once around the Earth.

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365

30

28

29

Sound is a form of.

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Energy

Wave

Frequency

intensity

Chlorophyll is present in.

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Mesophyll cells

Upper epidermis

Lower epidermis

Endodermis

The numebr of electorns present in an atom s equal to number of.

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Nucleus

Neutrons

Proton

Atom

What type of wave does not need matter to travel through.

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Mechaical

Electromagnetic

Sound

Transverse

The bulb of the thermometer is filled with.

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Oil

Alcohol

Water

Salt

------------- in mouth has antiseptic property and kills microogansms in food.

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Tongue

Teeth

Saliva

Trachea

Which blood cells protect our body from pathogens.

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Platelets

RCBs

WBCs

None of these

The force between two negatively charged particles is.

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Gravitational

Frictional

Repulsion

Attraction

Oxygen and .... are the products of photosynthesis.

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Water

Carbon di oxide

Glucose

Chlorophyll

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