No student devices needed. Know more
10 questions
Coal is formed by the process of
distillation
carbonization
refining
sedimentation
The diagram shows which of the following process
Destructive distillation
Fractional distillation
Carbonisation
Chlorination
Which of the following pair shows inexhaustible resource?
Air and sunlight
forest and minerals
coal and petroleum
silver and gold
Which of the following is not a product of coal?
coke
bitumen
coal tar
coal gas
Which of the following fuel is Eco friendly?
diesel
petrol
kerosene
CNG
The organisation which gives driving tips for conservation of fuels is
CPCB
SPCB
PCRA
IARI
By observing the given figure choose the correct option
Oil is heavier than water and gas
Water is heavier than oil and gas
oil is lighter than water and gas
gas is heavier than oil and water
This vehicle uses the fuel
Aviation fuel
kerosene
CNG
LPG
Which of the following gas causes global warming
SO2
CO2
NO2
CFC
Identify the material if it is solid,porous and pure form of carbon
Bitumen
Petrochemical
Coke
Asphalt
Explore all questions with a free account