Electric current (I) = ____________

(a)

Qt

(b)

t/Q

(c)

Q/t

(d)

Q/t²

If the area of contact is greater, then the ______ will be greater.

(a)

Pressure

(b)

Temperature

(c)

Friction

(d)

Force

When the angle of inclination decreases the number of images formed _________

(a)

increase

(b)

decreases

(c)

remain same

(d)

none of the above

The compound used for the sterilisation of drinking water is________

(a)

baking soda

(b)

washing soda

(c)

quick lime

(d)

bleaching powder.

Enzymes and yeasts are called

(a)

catalysts

(b)

bio catalysts

(c)

chemical catalysts

(d)

physical catalysts

Common cold in human is caused by __________

(a)

plasmodium

(b)

influenza

(c)

vibrio cholera

(d)

aphthovirus

______ is the earliest system of classification in plants.

(a)

Natural system of classification

(b)

Artificial system of classification

(c)

Phylogenetic system of classification

(d)

Modern system of classification

_______tissues for conduction of nerve impalses

(a)

Epithelial

(b)

Muscular

(c)

Nervous

(d)

Supporting

Pick out the odd one

(a)

Speaker

(b)

Printer

(c)

Keyboard

(d)

Monitor

Which of the following component are used in fourth generation?

(a)

Vaccum tubes

(b)

Microprocessor

(c)

Integrated circuits

(d)

Transistor