Practice Quiz or MCQ (Multiple Choice Questions) with solutions are available for Practice, which would help you prepare for chapter Mineral and Power Resources, Class 8, Social Science Studies. You can practice these practice quizzes as per your speed and improvise the topic.
Q. What would you call a naturally occurring substance that has a definite chemical composition
Listed below are a few important facts about Minerals. Which one among the following is not TRUE
India is blessed with plenty of metallic and non-metallic mineral resources. However, they are unevenly distributed due to differences or variations in geological structures, processes and time involved in the formation of minerals. So the minerals are evenly distributed over space.
Minerals can be identified on the basis of their physical properties. Which one among the following is not a physical property with respect to the minerals?
Yes the correct answer is B as all the other properties like colour, hardness,density( weight) are the physical properties they define the physical appearance of the minerals....But presence of sulphides is a chemical property of the minerals as it defines it's chemical composition....
Which one of the following best defines a rock which contains enough mineral to make it economically viable for mining
Complete the following in the same order of the sequence as it comes. In the ________ grade ores, the mineral content is high and impurities are less. In the __________ grade ores mineral content is low and impurities are more.
High-grade ore contains a large concentration of the desired mineral. Low-grade ore has a smaller concentration.
Complete the following on the basis of Composition , Minerals can be classified as :
Thorium is found in large quantities in the Monazite sands of an important state of India. From the options given, choose the state.
The largest concentration of monazite sand is on the Kerala coast.
Which one of the following contain metal in raw form
Which one of the following best describe a Metal
Metals : Metals are the elements which can easily loose electrons and forms cations.
Properties of metals :
Non-metals : Non-metals are the elements which can easily gain electrons and form an anion.
Properties of non-metals :
Hence, from the given options the correct option for metal is, Malleable, shiny, and able to conduct heat or electricity.
Some examples of minerals are given below, pick out the one that is not a metallic mineral