A very simple quiz on coal and petroleum .CoalÂ can be defined as a sedimentary rock that burns. It was formed by the decomposition of plant matter, and it is a complex substance that can be found in many forms. Coal is divided into four classes: anthracite, bituminous, sub-bituminous, and lignite.In contrast ,the termÂ petroleumÂ comes from the Latin stemsÂ petra, “rock,” andÂ oleum, “oil.” It is used to describe a broad range of hydrocarbons that are found as gases, liquids, or solids beneath the surface of the earth. The two most common forms are natural gas and crude oil.
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1. Question1 points
_________ is a petroleum by-product used in making ointments.CorrectIncorrect
2. Question1 points
Which of the following happens in carbonisation?Correct
The dead vegetation buried underneath the Earth is converted to coal under high pressure and temperature over millions of years.Incorrect
3. Question1 points
The dead aquatic organisms that were buried under the sand and clay of the sea bed, were converted to petroleum owing to________.CorrectIncorrect
4. Question1 points
Coal, petroleum and natural gas are ________ fuels.CorrectIncorrect
5. Question1 points
______, a pure form of carbon is used for extracting metals and manufacturing steel.CorrectIncorrect
6. Question1 points
__________ is a used for metaling roads nowadays.CorrectIncorrect
7. Question1 points
Which of these is used making naphthalene balls?CorrectIncorrect
8. Question1 points
The process of separation of petroleum into its constituents is called _________. FiltrationCorrectIncorrect
9. Question1 points
The buried dead plants get converted to _______ due to high temperature and pressure underneath the Earth.CorrectIncorrect
10. Question1 points
_______ is the least polluting fuel for vehicles.CorrectIncorrect