Question # 1

Zener diode is used for

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Rectification

Amplification

Voltages stabilization

Modulation

The substance used for artificial rain is

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Silver Bromide

Silver iodide

Ammonium nitrate

All the above

Opium is obtained form which part of the poppy plant?

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Unripe Fruits

Flower

Leaves

Roots

DSL stands for

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Digital single in-line

Direct swift Line

Digital subscriber line

None of them

Antipyretic drugs are drugs that lower your body _______from a rasied state:

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Temperature

Hear

Pressure

None of these

The center processing unit of a computer consist 3 units namely:

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Arithmetic Logic Unit, Control Unit Memory Unit, Memory Unit

High level unit, Control Unit, memory Unit

Arithmetic Logic Unit, Body Unit, Memory Unit

Arithmetic logic Unit, Control Unit, Main Unit

Who are the main producers in an ecosystem?

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Green plants

Animals

Fungi and bacteria

Sometimes all the above

Pascal is unit of

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Sound Pressure

Force

Astronomical time

Alcohol taste

The variation in the blood flow can be heard with an instrument called?

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Spectrometer

Stethoscope

Saccharimeter

Sextant

Plants wit due to excess of

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Transpiration

Photosynthesis

Absorption

None of these

At 4 degree C,volume of a certain mass of water is

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Minimum

Increased by 1/12th pat its volume at 0°C

Maximum

Remains sames as the volume at 0° C

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