Q. The other name for brown coal is ____________

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Q. What is the hardness of the lignite grade of coal?

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Q. The highest grade of coal is ____________

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Q. A civil engineer has to deal with which rock in the majority of cases?

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Q. What is the term used to express the process responsible for all the changes that take place in an original rock under the influence of changes?

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Q. The factor not affecting metamorphism is ____________

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Q. Factors are also called ____________

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Q. The temperature up to which minerals in rocks are stable is ____________

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Q. Any given rock at some depth below the surface is subjected to pressure from how many sources?

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Q. What is the pressure exerted during the crustal movements called?

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Q. What is the direction of pressure exertion in load metamorphism?

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Q. Pore fluids play important role metamorphism.

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Q. Water in which form is considered as single most important agent?

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Q. Which rocks show severe degree of metamorphism?

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Q. Metamorphism can also happen about 850° C.

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Q. The type of metamorphism in which heat factor has played an important role is ____________

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Q. Which type of metamorphism is common in rocks close to magmatic intrusions?

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Q. Type of metamorphism where part of country rock may get entrapped within magmatic body is ____________

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Q. Metamorphism involving both temperature and load is ____________

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Q. Which kind of metamorphism is also called dislocation metamorphism?

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