Rocks and Minerals MCQ Questions and Answers for Practice

1. A mineral from which a metal can be profitably extracted is called

1. ore
2. basalt
3. magma
4. granite

2. A mineral made of atoms of simple element is

1. sand
2. quartz
3. gold
4. clay

3. Cuprite is an ore of

1. aluminium
2. iron
3. copper
4. calcium

4. During volcanic eruptions, this molten material is continually ejected to the surface of the earth:

1. Magma
2. Lava
3. Volcanic ash
4. Pumice

5. Limestone and marble are rich in

1. mica
2. sand
3. calcium
4. quartz

6. Minerals make up

1. rocks
2. elements
3. substances
4. metallurgy

7. Pudding stone is the name given to

1. conglomerate
2. quartzite
3. basalt
4. tuff

8. Scientists who study about rocks and the crust of the earth are called

1. zoologists
2. geologists
3. paleontologists
4. none of these

9. Symbiotic bacteria are formed in the roots of

1. cereal plants
2. pod bearing plants
3. cotton plants
4. none of these

10. Taj Mahal is made up of

1. white granite
2. calcium carbonate
3. sandstone
4. slate

11. The earth crust is made up of

1. rocks
2. mineral
3. silicon and aluminium
4. all the above

12. The example of metamorphic rock is

1. basalt
2. dolomite
3. marble
4. shale

13. The example of sedimentary rock is

1. granite
2. basalt
3. limestone
4. marble

14. The hardest gemstone is

1. ruby
2. sapphire
3. black diamond
4. emerled

15. The rock formed by the cooling of magma under the surface of earth is

1. basalt
2. granite
3. limestone
4. haematite