Advertisements
Advertisements
प्रश्न
Fossil fuels are obtained from
विकल्प
remains of non-living materials
dead remains of birds only
dead remains of insects only
dead remains of living organisms
Advertisements
उत्तर
dead remains of living organisms
Explanation:
Fossil fuels are obtained from the remains of living organisms (plants and animals) buried under the earth millions of years ago.
Notes
Coal, petroleum and natural gas are fossil fuels.
APPEARS IN
संबंधित प्रश्न
Choose the correct alternative.
In combined state, carbon occurs as
Name the following:
Substances whose atoms or molecules are not arranged in a geometrical pattern.
State three ways by which carbon dioxide gas is added into the atmosphere.
What are hydrocarbons ? Name the two different forms of hydrocarbons.
Write the name and the chemical formula of the simplest alkene.
Explain the ways in which glucose is broken down in absence or shortage of oxygen.
What is hydrocarbon? Give its one example.
Explain the carbon cycle or biogeochemical cycle.
Carbon monoxide displaces ______ from hemoglobin.
______ is the main constituent of coal.
