(a) Tidal power
(b) Radiant energy
(c) Thorium
(d) Geothermal heat
Answer:
The working principle of a washing machine is
(a) Reverse osmosis
(b) Diffusion
(c) Centrifugation
(d) Dialysis
Answer:
The chemical used as a 'fixer' in photography is
(a) Borax
(b) Ammonium persulphate
(c) Sodium sulphate
(d) Sodium thiosulphate
Answer:
Which one of the following is a mixed fertilizer?
(a) Ammonium sulphate
(b) NPK
(c) CAN
(d) Urea
Answer:
Which one of the following is not an essential micro-nutrient for plants?
(a) Copper
(b) Sodium
(c) Boron
(d) Zinc
Answer:
Which one of the following is an active component of oil of clove?
(a) Methanol
(b) Benzaldehyde
(c) Menthol
(d) Eugenol
Answer:
Which one of the following has the highest fuel value?
(a) Natural gas
(b) Hydrogen
(c) Gasoline
(d) Charcoal
Answer:
The water pollution in river is measured by the dissolved amount of
(a) Nitrogen
(b) Oxygen
(c) Chlorine
(d) Ozone
Answer:
When the Indian Muslim League was inducted into the interim government in 1946, Liyaqat Ali Khan was assigned the portfolio of
(a) Finance
(b) Defence
(c) Forign affairs
(d) Home
Answer:
The paintings of Abanindranath Tagore are classified as
(a) Revivalistic
(b) Impressionistic
(c) Realistic
(d) Socialistic
Answer: