Science, asked by Anonymous, 9 months ago

Fossile fuels are *



renewable source of energy

Both 'a' and 'b'

Neither 'a' nor 'b'

non- renewable sources of energy

Which of the following problem is associated with a burning of coal? *



Carbon-dioxide emission

ash with toxic metal supurity

acid rain

all of above

Dead organisms are transformed into petroleum and natural gas in *



presence of air

Absence of air

presence of sunlight

none

Which of the following is an inexhaustible source of energy *


Petroleum

Coal

Solar energy

CNG

Which of the following is not a true statement *



Anthracite is the highest grade of coal

Peat coal consists of around 30% of carbon

Petrol is the product of Destructive distillation process

Coal is used for manufacturing of perfumes

Coke and coal tar is obtained from *



Petroleum

Coal

Natural gas

Diesel

Which of the following is not a product of destructive distillation process *



Coal tar

Coal gas

Coke

Diesel

________ is one of the product formed during refining of petroleum which is black and sticky solid which is used for making roads. *



Paraffin wax

Asphalt

Kerosene

Gasoline

_______ formed by the action of heat and pressure on the remains of dead plants and animals. *



Fossils fuel

Battery

Water

None of these

Which of the following is a cleaner fuel ? *



LPG

Kerosene

Coal

Diesel




Answers

Answered by MissDg143
0

Answer:

1.non renewable sources

2.all above

3.absence of air(oxygen and presence of CO2)

4.coal

5.option d)

5.petroleum

6.gasoline

7.fossils fluel

8.LPG

i hope it will help u.

Answered by pkmkb93000
1

option 1,3,4,2,1,1,4,2

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