_______ can be used as memory or storage element in the computers.

(a)

Condutors

(b)

Insulators

(c)

Supercondutors

(d)

Semiconductors

The unit of charge is ______

(a)

Coulomb

(b)

Ampere

(c)

Radian

(d)

Steradian

The unit for surface tension is _________

(a)

Nm

(b)

N^-1m

(c)

N^-1m^-1

(d)

Nm^-1

In which mirror the following statement is labeled?

(a)

Convex mirror

(b)

Concave mirror

(c)

Plane mirror

(d)

Spherical mirror

The smallest particle of an element is__________

(a)

atom

(b)

molecule

(c)

Compound

(d)

element

Decomposition of limestone is an example for chemical reaction based on __________

(a)

contact

(b)

electricity

(c)

light

(d)

heat

__________ is an acid - loving bacteria

(a)

Lactobacillus acidophilus

(b)

Pseudomonas

(c)

Xanthomonas

(d)

Vibrio cholera

______ is used as a food for domestic animals

(a)

Gelidium

(b)

Ascophyllum

(c)

Laminaria & Ascophyllum

_______tissues for conduction of nerve impalses

(a)

Epithelial

(b)

Muscular

(c)

Nervous

(d)

Supporting

When was the first computer introduced?

(a)

1980

(b)

1947

(c)

1946

(d)

1985