Tag: geography

Questions Related to geography

Quartzite is an example of _________.

geography rocks and rock cycle lithosphere and asthenosphere rocks and rock types introduction to rocks, volcanoes and earthquakes

  1. igneous rock

  2. sedimentary rocks

  3. metamorphic rocks

  4. none of these

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Correct Option: C
Explanation:

Quartzite is a metamorphic rock that is formed by interlocking quartz grains from quartz sandstone. The rock is hard rock, nonfoliated.

Name the rock which is used for making jewellery.

geography rocks and rock cycle lithosphere and asthenosphere rocks and rock types introduction to rocks, volcanoes and earthquakes

  1. Shale

  2. Pumice

  3. Obsidian

  4. Granite

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Correct Option: D
Explanation:

Granite is a light-colored igneous rock. It is composed mainly of quartz and feldspar with a little amount of mica, amphiboles and other minerals. Granite is the world's toughest substance and is used in jewelry making. As few granites are rare and extremely beautiful. They are used as gemstones. Example of granite- blue tint found in the Himalayas etc.

Process of transformation of existing rocks is known as_________.

geography rocks and rock cycle lithosphere and asthenosphere rocks and rock types introduction to rocks, volcanoes and earthquakes

  1. metamorphism

  2. hypabyssal

  3. abyssalism

  4. all of above

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Correct Option: A
Explanation:

The process of transformation of existing rocks is known to be metamorphism.

Which of the following is formed when lava cools on the earth's surface?

geography rocks and rock cycle lithosphere and asthenosphere rocks and rock types introduction to rocks, volcanoes and earthquakes

  1. Basalt

  2. Granite

  3. Pumice

  4. All of the above

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Correct Option: A
Explanation:

Basalt is formed when lava cools on the earth's surface.
Granite is formed when magma cools below the surface of earth.
Pumice is formed by cooling of froth lava on the surface.

Marble is a _________ rocks.

geography rocks and rock cycle lithosphere and asthenosphere rocks and rock types introduction to rocks, volcanoes and earthquakes

  1. metamorphic

  2. igneous

  3. sedimentary

  4. limestone

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Correct Option: A
Explanation:

Marble is formed from the sedimentary rocks. It is also used in making statues.

Which of the following mineral(s) is/are present in granite?

geography rocks and rock cycle lithosphere and asthenosphere rocks and rock types introduction to rocks, volcanoes and earthquakes

  1. Feldspar

  2. Quartz

  3. Mica

  4. All of the above

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Correct Option: D
Explanation:

Feldspar, quartz and mica are the minerals present in granite.
Granite is formed when magma cools below the surface of earth.

Which of the following contains quartz?

geography rocks and rock cycle lithosphere and asthenosphere rocks and rock types introduction to rocks, volcanoes and earthquakes

  1. Sandstone

  2. Limestone

  3. Shale

  4. Conglomerate

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Correct Option: A

Which of the following is/are incorrect statement(s)?

geography rocks and rock cycle lithosphere and asthenosphere rocks and rock types introduction to rocks, volcanoes and earthquakes

  1. Metamorphic rocks are formed by the transformation of igneous or sedimentary rocks into different kinds of rocks under low temperature but high pressure.

  2. Slate is formed by metamorphosis of limestone.

  3. Marble is formed by metamorphosis of granite.

  4. Gneiss is dark grey shiny rock made by metamorphism of shale. Used to make slates and blackboards.

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Correct Option: A,B,C,D
Explanation:

Metamorphic rocks are formed by the transformation of igneous or sedimentary rocks into different kinds of rocks under intense heat and pressure.
Marble is formed by metamorphosis of limestone.
Gneiss is formed by metamorphosis of granite.
Slate is dark grey shiny rock made by metamorphism of shale. Used to make slates and blackboards.

What type of rock is a pumice stone?

geography rocks and rock cycle lithosphere and asthenosphere rocks and rock types introduction to rocks, volcanoes and earthquakes

  1. Sand stone

  2. Lime stone

  3. Metamorphic rocks

  4. Igneous rocks

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Correct Option: D
Explanation:

Pumice is a light volcanic rock. It has a lot of pores in it. It is an igneous rock. The rock is light enough to float on water until it becomes waterlogged. Pumice is a very light rock which is used as body scrubber and to polish floor.

The word 'Igneous' is derieved from the latin word 'ignis' which mean _____________.

geography rocks and rock cycle lithosphere and asthenosphere rocks and rock types introduction to rocks, volcanoes and earthquakes

  1. soil

  2. cold

  3. magma

  4. fire

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Correct Option: D
Explanation:

The word 'igneous' is derived from a Latin word 'ignis' meaning fire. Igneous rocks are known as primary rocks as they are formed through the cooling and solidification of magma or lava. The magma can be derived from partial melts of existing rocks in either a planet's mantle or crust.