1. Which of the following is NOT a domain of the Earth?
Solution
Correct: C
The five major domains of Earth are Lithosphere, Hydrosphere, Atmosphere, Biosphere, and Cryosphere. Thermosphere is a layer of the atmosphere, not a primary domain.
2. What is the solid portion of Earth called?
Solution
Correct: B
The Lithosphere refers to the solid outer layer of Earth, including the crust and upper mantle.
3. Which gas makes up the majority of Earth's atmosphere?
Solution
Correct: C
Nitrogen constitutes about 78% of Earth's atmosphere, making it the major component.
4. The hydrosphere includes:
Solution
Correct: B
The hydrosphere encompasses all water on Earth, including oceans, rivers, lakes, glaciers, and groundwater.
5. Which domain is referred to as the 'living world'?
Solution
Correct: C
The Biosphere is the domain where all living organisms thrive, interacting with other Earth systems.
6. The term 'Cryosphere' refers to:
Solution
Correct: B
The Cryosphere includes Earth's ice and snow, such as glaciers, ice caps, and sea ice.
7. Which is the largest continent by area?
Solution
Correct: B
Asia is the largest continent, covering nearly one-third of Earth's land area.
8. The term 'Equator' refers to:
Solution
Correct: B
The Equator is an imaginary line at 0 degrees latitude, splitting Earth into Northern and Southern Hemispheres.
9. Which layer of Earth is in a molten state?
Solution
Correct: C
The Outer Core is liquid iron and nickel, responsible for Earth's magnetic field.
10. Which of these is a tropical rainforest biome feature?
Solution
Correct: C
Tropical rainforests are known for their high biodiversity due to warm temperatures and heavy rainfall.
11. The Himalayas are part of the:
Solution
Correct: A
Mountain ranges like the Himalayas are part of the Lithosphere, the Earth's solid surface.
12. Which ocean is the deepest?
Solution
Correct: A
The Pacific Ocean is both the deepest and largest ocean, with the Mariana Trench being its deepest point.
13. Weather is a feature of the:
Solution
Correct: C
Weather occurs in the Atmosphere due to atmospheric conditions like temperature and pressure.
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