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Consider the following: Type of Rocks Process of formation 1.Igneous Rocks Formed out of existing rocks undergoing recrystallization 2.Sedimentary Rocks The result of the deposition of fragments of rocks by exogenous processes. 3.Metamorphic Rocks Solidified from magma and lava   Which of the above pair/s is/are correctly matched?
Which of the following statements is/are correct regarding Igneous rocks? 1. Intrusive igneous rocks are formed by the cooling of lava on the earth’s surface. 2. Extrusive igneous rocks are formed when magma solidifies below the earth’s surface.
The rocks which are formed due to cooling of magma at a relatively shallow depth from the earth's surface are called
Consider the statements A, B, C on metamorphic rocks and choose the correct answer: A. When igneous and sedimentary rocks are subjected to heat and pressure they change to metamorphic rocks. B. Metamorphic rocks melt to form molten magma when subjected to great heat and pressure. C. Marble is a metamorphic rock.
Which of the statements is/are correct?
1. Igneous rocks are classified into Extrusive and Intrusive rocks.
2. Sedimentary rocks are also called as Primary rocks
3. Marble is an example of Metamorphic rocks
4. Coal is a sedimentary rock
Consider the following statements for cooling towers: 1. Cooling tower is an artificial device used to cool the hot cooling water coming out of condenser more effectively. 2. The amount of water usually lost with induced draft cooling tower ranges from 5% to 6% by evaporation. 3. The amount of water usually lost with induced draft cooling tower ranges from 7% to 8% by drift losses. 4. The rate of evaporation of water and its cooling effect on the remaining water depends upon the relative humidity of air passing through the tower. Which of the above statements are correct?
Rocks that are formed by the cooling of molten material (called magma) at or relatively near the earth surface is called
According to geological classification, rocks are divided into three different categories i.e. Igneous rocks, Sedimentary rocks and Metamorphic rocks. In which category Granite, Basalt and Dolerite etc types of rocks fall?
Consider the statement A, B, C on igneous rocks and choose the correct answer. Statement (A): Sedimentary rocks, when subjected to heat and pressure turn into igneous rocks. Statement (B): These rocks are found both on the earth's crust and deep inside the earth's crust. Statement (C): Granite and Basalt are examples of igneous rocks. 
Consider the following regarding the Igneous rocks:  I. There are no layers in these rocks.  II. Fossils are not found in these rocks.  III. The formation of these rocks takes place only beneath the surface of the earth.  Which among the above is/are correct?