The formation of Extrusive rocks takes place:

Related MCQs

• Consider the following statements: 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 Which of the above statements is/are correct? [NDA 2002]
• Which of the following are true with respect to sedimentary rocks? 1. The rocks are deposited in layers 2. The particles of rocks are at times wholly of organic nature 3. The rocks are not crystalline 4. Their structure is determined by great pressure or heat
• Carbonaceous rocks which produce coal and of belong to the category of rocks called
• The type of igneous rocks which are formed midway between volcanic and plutonic rocks, are known as :
• The principal reason for the formation of metamorphic rocks is :
• Consider the following statements: 1. The Benguela current had its influence in the formation of Kalahari Desert. 2. The Agulhas current has its influence in the formation of Thar Desert. 3. The currents of Northern Indian Ocean change their course of flow twice a year. Which of the statements given above is/are correct? [IAS 2007]
• The phenomenon of 'trade winds' takes place due to [NDA 2011]
• Precipitation takes place when:
• Igneous rocks are formed from molten rock material. Which one of the following is not an igneous rock?
• The number of economic minerals associated with sedimentary rocks is