Question # 1

Spectroscope is an instrument used to edamine the wavelength of.

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Water waves

Sound waves

Light waves

Air waves

The colour of eyes in an organism is controlled by a.

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Egg

Zygote

Chromosomes

Gene pair

The word acid is derived form.

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Arabic word

English word

Latin word

Greek word

DNA is called.......... material.

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Hereditary

Plasma

Meiotic

Chromatic

Strong alkalis have pH value.

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3 to 7

1 to 2

7 to 13

13 to 14

Pressure =

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Force /Area

Area/force

Area x Force

Area + force

In humna body spinal nerves have pairs.

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12

13

31

32

Which is the solution of environmental problems.

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Reducing pollution

Plantation

Protection of endangered

All these

Allowy is ......... forms of metals mixed together.

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Solid

Gas

Normal

Molten

Neutron stars emit higher energy reaiation such as.

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Alpha rays

X -rays

beta rays

Gama rays

Thermal decompositionof calcium carbonate produces a gas.

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Oxygen

Carbon di oxide

Nitrogen

Carbon monoxide

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