Question # 1

The weight of an object in Earth's gravitaional field depends on.

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Mass of the object

Acceleration due to gravity

Both a and b

None of these

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

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Inflammation

Infection

Pathogen

Immunity

Outermost shell of chlorine stom has................. electrons.

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1

2

6

7

Oxygen is a

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Monoalent element

Divalent element

Trivalent element

Tertravalent element

Original colur or Nichrome wire is.

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Silver grey

Red hot

White hot

None of these

What is required for photosynthesis in addition to light.

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Oxygen and carbon dioxide

Oxygen and water

Carbon di oxide and water

Notrogen and water

Chemical bond between N2 Molecule is

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Ionic

Single covalent

Double covalent

Triple vocalent

The innermost layere of cortex in the root.

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Epidermis

Endodermis

Pericycle

Cambium

An object produce a sound with a frequency of 50 Hz. Find its tiem period.

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0.01 sec

0.03 sec

0.02 sec

0.04 sec

What is transferred by teh movement of waves.

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matter

energy

both a and b

None of these

Which one of the following statements is correct.

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1 m = 1000 km

m/s is the unit of displacement.

N is the unit of force

1 h = 60 s

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