Rocks which are formed by the solidification of lava on the earth's surface are: [MBA 1992]

Related MCQs

• Consider the following statements: 1. The acid lava usually melts at a relatively higher temperature as compared to basic (basaltic) lava. 2. The acid lava solidifies into glass-like sheets and the basaltic lava solidifies into rough surfaces. Which of the statements given above is/are correct? [IAS 2007]
• 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
• The type of igneous rocks which are formed midway between volcanic and plutonic rocks, are known as :
• The igneous rocks are formed due to : [CDS 1992]
• Carbonaceous rocks which produce coal and of belong to the category of rocks called
• In which type of rocks are metals like gold and copper mostly found? [IAS 1992]
• Lava solidifies to form _____.
• Which of the following is the largest river in the world? [MBA 1990]
• Which of the following is the deepest lake? [MBA 1994]