A very simple quiz on coal and petroleum .Coal 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 term petroleum comes from the Latin stems petra, “rock,” and 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.
Test Your Knowledge on Coal & Petroleum
Std. VIII_Science_Coal and PetroleumCongratulations - you have completed Std. VIII_Science_Coal and Petroleum.You scored %%SCORE%% out of %%TOTAL%%.Your performance has been rated as %%RATING%%Your answers are highlighted below.
Question 1Which of these is used making naphthalene balls?
Gas Coke Coal tar Petrol
Question 2______, a pure form of carbon is used for extracting metals and manufacturing steel.
Coke Petrol Coal tar Gas
Question 3Which of the following happens in carbonisation?
Carbon gets liberated into nature Dead vegetation is converted to coal Carbon is formed from nature Carbon is formed from coalQuestion 3 Explanation:The dead vegetation buried underneath the Earth is converted to coal under high pressure and temperature over millions of years.
Question 4_________ is a petroleum by-product used in making ointments.
Paraffin wax Lubricating oil Coals Bitumen
Question 5The buried dead plants get converted to _______ due to high temperature and pressure underneath the Earth.
Coal Bacteria Metal Rocks
Question 6The process of separation of petroleum into its constituents is called _________. Filtration
Purification Ultra-filtration Separation Refining
Question 7_______ is the least polluting fuel for vehicles.
Petrol Kerosene 2T- mix CNG
Question 8The dead aquatic organisms that were buried under the sand and clay of the sea bed, were converted to petroleum owing to________.
High temperature High pressure All of the above Absence of air
Question 9Coal, petroleum and natural gas are ________ fuels.
Fossil Artificial Man-made Inexhaustible
Question 10__________ is a used for metaling roads nowadays.
Oil tar mixed with metal Coal tar Bitumen Black sootOnce you are finished, click the button below. Any items you have not completed will be marked incorrect.There are 10 questions to complete.