Tag: lithosphere and asthenosphere

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Questions Related to lithosphere and asthenosphere

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

When the lava inside the Earth solidifies, it results in the formation of _______________.

  1. sedimentary rocks

  2. plutonic rocks

  3. volcanic rocks

  4. metamorphic rocks
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation
  • When the lava solidifies before reaching the surface, it gives rise to the rocks called plutonic rocks.
  • Volcanic rocks are formed when lava solidifies on the surface of the earth.
  • Sedimentary and metamorphic rocks are not directly related to lava.
  • Hence option B is the correct answer.
Multiple choice geography rocks and rock cycle lithosphere and asthenosphere rocks and rock types introduction to rocks, volcanoes and earthquakes

Stalactities and stalagmites are most common in ___________.

  1. limestone areas

  2. hard rock areas

  3. snow capped areas

  4. desert areas
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Stalactites and stalagmites are the depositional landforms of limestone areas. The calcareous deposits from dripping of water in dry caves are called dripstones. The columns of dripstones hanging from the cave ceiling are called stalactites while the calcareous columns of dripstones growing upward from the cave floor are known as stalagmites.

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

Which of the following statement is not correct :

  1. Black cotton soil of north-west India was formed by the weathering of basaltic lava rocks

  2. Sedimentary rock are distinguished from other types of rocks by the presence of distinct layers

  3. Granite has large cyrstals quartz feldspar and mica in it

  4. A metamorphic rock is softer and less compact than its original type
Reveal answer Fill a bubble to check yourself
B Correct answer
Multiple choice geography rocks and rock cycle lithosphere and asthenosphere rocks and rock types introduction to rocks, volcanoes and earthquakes

Which of the following is called 'Primary rocks'?

  1. Metamorphic rocks

  2. Sedimentary rocks

  3. Igneous rocks

  4. Stratified rocks
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Igneous rocks begin the rock cycle, and are therefore called primary rocks. Two major divisions include- volcanic or extrusive rocks that form when magma is ejected from the Earth's crust, and intrusive rocks, which are created below the surface.

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

The precious stones line sapphire, ruby, emerald and diamonds are found in ______________ rocks.

  1. chemical sedimentary rocks

  2. metamorphic rocks

  3. igneous rocks

  4. none of these
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Precious stones like rubies, emeralds, and sapphires are typically found in metamorphic rocks, which form under high pressure and temperature conditions that allow for the growth of these crystals.

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

Name the rock which is used for making jewellery.

  1. Shale

  2. Pumice

  3. Obsidian

  4. Granite
Reveal answer Fill a bubble to check yourself
D Correct answer
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.