1 metric ton is equal to

(a)

100 quintals

(b)

10 quintals

(c)

1/10 quintals

(d)

1/100 quintals

The speed of light is maximum in

(a)

vacuum

(b)

glass

(c)

diamond

(d)

graphite

Difference in ________________is the principle used in fractional distillation

(a)

solubility

(b)

melting point

(c)

boiling point

(d)

adsorption

A big tree falls in a forest but its roots are still in contact with the soil. The branches of this fallen tree straight up. This happens in response to __________

(a)

water and light

(b)

water and minerals

(c)

gravity and water

(d)

light and gravity

Dysentery is caused by

(a)

Entamoeba

(b)

Euglena

(c)

Plasmodium

(d)

Paramecium

Food and Adulteration Act was enforced by Government of India in the year __________.

(a)

1964

(b)

1954

(c)

1950

(d)

1963

SI unit of temperature is

(a)

fahrenheit

(b)

joule

(c)

celsius

(d)

kelvin

The following is not a safety device.

(a)

Fuse

(b)

Trip switch

(c)

Ground connection

(d)

Wire

Transformer works on.

(a)

AC only

(b)

DC only

(c)

both AC and DC

(d)

AC nor effectively than DC

If the electronic configuration of an element is 1s² 2s² 2p⁶ 3s² 3p¹, then it will occupy___________ block of the periodic table.

(a)

s

(b)

p

(c)

d

(d)

f

Elements with stable electronic configurations have eight electrons in their valence shell. They are__________

(a)

Halogens

(b)

Metals

(c)

Noble gases

(d)

non metals

pH value of human blood is_________

(a)

7.0

(b)

7.4

(c)

7.6

(d)

7.6

Which of the following is not found in a neuron?

(a)

Sarcolemma

(b)

Dendrite

(c)

Neurolemma

(d)

Axon

Which one of the following substance is not a constituent of sweat?

(a)

Urea

(b)

Protein

(c)

Water

(d)

Salt

Clouds float in atmosphere because of their low

(a)

density

(b)

pressure

(c)

velocity

(d)

mass

The maximum speed of vibrations which produces audible sound will be in

(a)

seawater

(b)

ground glass

(c)

dry air

(d)

Human blood

Ceres is a _______.

(a)

Meteor

(b)

Star

(c)

Planet

(d)

Astroid

Which of the following is highly toxic?

(a)

Carbon dioxide

(b)

Carbon monoxide

(c)

Calcium carbonate

(d)

Sodium bicarbonate

Which of the following does not contain natural dyes?

(a)

Potato

(b)

Beetroot

(c)

Carrot

(d)

Turmeric

Which one of the following is an Italian species of honey bee?

(a)

Apis mellifera

(b)

Apis dorsata

(c)

Apis florae

(d)

Apis cerana