Earth is the only planet where life is survival due to the essential elements for life: Land, water, and air are present on the earth. The surface of the Earth is such that in which the three components of the environment meet and influence each other. The solid part of the earth on which we live is called the land. The layers of gas that surround the Earth are called atmospheres. Water is found on a very large part of the Earth called the hydrosphere. Let's take this quiz & know more about Major Domains of the Earth.
1. Which element is found in maximum quantity in the crust of the Earth?
A. Silicon
B. Aluminum
C. Sodium
D. Oxygen
2. The uppermost part of the earth is called...
A. Earth's crust
B. Mantle
C. Core
D. Magma
3. ... discovered that the Earth is round.
A. Niels Bohr
B. Pythagoras
C. Nikola Tesla
D. Luis Alvarez
4. Mineral oil is found in which rocks of the earth?
A. In Metamorphic rocks
B. In Igneous rocks
C. In sedimentary rocks
D. All of these
5. Which magnetic substance found in the center of the Earth?
A. Nickel
B. Granite
C. Basalt
D. Diorite
6. What is the percentage of metal is found in the total mass of the Earth?
A. 59%
B. 68%
C. 76%
D. 73%
7. ... is the highest percentage in the atmosphere.
A. Nitrogen
B. Oxygen
C. Carbon-dioxide
D. Hydrogen
8. Which is the largest continent?
A. Asia
B. Africa
C. Australia
D. None of these
9. Where is more than 97% of the water found on Earth?
A. In rivers
B. Wells
C. In the ocean
D. None of these
10. Why don't humans use seawater?
A. Because very sour
B. Because very salty
C. Because very sweet
D. All of these
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