Question # 1

Newton' laws of motion are valid in

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Rotating frame of reference

In all frame of reference

Non-inertial frame of reference

Inertial frame of reference

Kwashiorkar and beri beri are

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Communicable disease

Infectious disease

Deficiency disease

None of these

Which of the these metals has the highest density?

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Platinum

Lithium

Tungsten

Iridium

Which of the following is a vector quantity?

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Force

Temperature

Energy

Momentum

Dumping of solid waste in low-lying areas earth cover is called as:

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Sanitary landfilling

Incineration

Open dumping

Composting

Which endocrine gland produces melatonin?

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Pineal gland

Thymus

Pituitary gland

Adrenal cortex

Lever function on which of the following principles

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Crank-shaft

joining rod

Crank pin

Cross head

Study of the earth's oceans and their interlinked ecosystems and chemical and physical processes

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Thermodynamic

Anatomy

Oceanography

None of theses

Enzymes are sensitive to

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Heat

pH

Poisons

All three

Who invented bifocal lenses?

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Thomas Jefferson

Benjamin Franklin

Romans

Sumerians

The metal barium is used in

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Checking blood groups

Taking x-rays of the alimentary canal

Taking x-rays of the brain

None of these

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