Available Answers

1. 1.

   Multiple Choice Questions (MCQs). Tick (√) the right option:

   1. Molten rock inside the earth
      1. Magma
      2. Lava
      3. Topsoil
      4. Subsoil
   2. Rocks formed as result of cooling of lava
      1. Sedimentary rock
      2. Igneous rock
      3. Magma
      4. Subsoil
   3. Which of the following is used to make cement and concrete?
      1. Limestone
      2. Fossils
      3. Sandstone
      4. Pumice
   4. This is a hard and smooth metamorphic rock?
      1. Marble
      2. Quartz
      3. Slate
      4. Pumice
   5. Remains of plants and animals under the Earth
      1. Fossils
      2. Magma
      3. Coal and petroleum
      4. Limestone
2. 2.

   Fill in the blanks with the given words:

   sandstone

   shale

   sedimentary

   marble

   magma

   1. __________ rocks contain skeletons of sea animals.
   2. __________ is used in making statues.
   3. The fiery hot substance inside the Earth is called __________.
   4. Many building in Jaipur are built of __________.
   5. The __________ limestone is made up of broken sea shells.
3. 3.

   Match the following:

   1. Steel	a. Metamorphic rock
   2. Tar	b. Igneous rock
   3. Non-metals	c. Iron and chromium
   4. Magma	d. Products of coal
   5. Marble	e. Fuels

    

4. 4.

   Write 'T' for true or 'F' for false:

   1. Basalt is a volcanic rock.
   2. Pumice is black or white in colour.
   3. Chalk is a kind of sandstone.
   4. Rocks that have changed by heat or heat and pressure are called igneous rocks.
   5. Fuels we use in our cars are non-metallic.
5. 5.

   How rocks are formed?
6. 6.

   How metamorphic rock is formed?