Electric current is a ______quantity

(a)

base

(b)

supplementary

(c)

derived

(d)

professional

Pressure exerted by a liquid is increased by

(a)

the density of the liquid

(b)

the height of the liquid column

(c)

Both (a) & (b)

(d)

None of the above

The distance from the pole to the focus is called

(a)

Pole length

(b)

focal length

(c)

principal axis

(d)

None of the above

A form of non-metal which has high ductility is

(a)

nitrogen

(b)

oxygen

(c)

chlorine

(d)

carbon

The burning of matchstick is an example for chemical reaction based on______

(a)

Contact in physical states

(b)

electricity

(c)

light

(d)

catalyst

Based on shape, the bacteria are classified into _______ types.

(a)

2

(b)

3

(c)

4

(d)

5

Floridian starch is a reserve food material of

(a)

Chloroplyceae

(b)

Phaeophyceae

(c)

Rhodophyceae

(d)

Cyanophyceae

_________ cells are specialised cells that can be transformed into any kind of cells.

(a)

Nerve

(b)

Stem

(c)

Heart

(d)

Bone

Pen drive is _____device.

(a)

Output

(b)

Input

(c)

Storage

(d)

Connecting cable

If you apply equal amount of heat to a solid, liquid and gas individually, which of the following will have more expansion?

(a)

Solid

(b)

Liquid

(c)

Gas

(d)

All of above

An electroscope has been charged by induction with the help of charged glassrod. The charge on the electroscope is

(a)

negative

(b)

positive

(c)

both positive and negative

(d)

None of the above

Carbon dioxide with water changes

(a)

blue litmus to red

(b)

red litmus to blue

(c)

blue litmus to yellow

(d)

doesn’t react with litmus

Which of the following statements made by Dalton has not undergone any change?

(a)

Atoms cannot be broken.

(b)

Atoms combine in small, whole numbers to form compounds.

(c)

Elements are made up of atoms.

(d)

All atoms of an elements are alike

External ear (pinna )is supported by

(a)

bone

(b)

cartilage

(c)

tendon

(d)

capsule

___________ are the chemical substances, secreted by endocrine glands.

(a)

Hormones

(b)

Enzymes

(c)

Proteins

(d)

Fatty acids

Which of the following are the characteristics of vibrations?
i. Frequency
ii. Time period
iii. Pitch
iv. Loudness

(a)

i and ii

(b)

ii and iii

(c)

iii and iv

(d)

i and iv

A compass is used for __________

(a)

plotting magnetic lines

(b)

detection of magnetic field

(c)

navigation

(d)

All of these

Cryogenic fuels are stored at

(a)

room temperature

(b)

low temperature

(c)

very low temperature

(d)

very high temperature

In acidic solutions blue litmus changes into ______ colour.

(a)

blue

(b)

green

(c)

red

(d)

white

__________ is the coal of superior quality.

(a)

Peat

(b)

Lignite

(c)

Bituminous

(d)

Anthracite