Question # 1

Which is the solution of environmental problems.

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Reducing pollution

Plantation

Protection of endangered

All these

............. Controls sensory functions.

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Thalamus

Cerebrum

Hypothalamus

Cerebellum

An element of group 17 of the Periodic Table.

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Cl

Ar

S

Si

A relationship where two species live togetehr closely is called.

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Mutualism

Commensalism

Symbiosis

Hebitate

An atom containing two electrons.

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Be

Li

H

He

Mass number is number of.

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Protons

Neutrons

Both a and b

Electrons

The outer surface of kidney

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Convex

Concave

Oval

Circular

Two equal forces actat the same time on the same stationary object but in the opposite directions. Which statement describes the object's motion.

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The object changes direction

The objet accelerates

The object remains stationary

The object moves at a constant speed

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

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Solid

Gas

Normal

Molten

Mathematical form of Ohm's law.

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V = I/R

V = R/I

V = IR

V m/R

The DNA molecule consists of ............ strands.

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Two

Three

Four

Five

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