6 SS Unit 10 Spheres of Earth

The sphere of the planet where life exists is the...

• Atmosphere

• Biosphere

• Hydrosphere

• Geosphere

All living organisms animals, plants, microorganisms, ecosystems in lands, oceans and rivers are the...

• Atmosphere

• Biosphere

• Hydrosphere

• Geosphere

The water that exists on Earth and covers 75% of the planet is the...

• Atmosphere

• Biosphere

• Hydrosphere

• Geosphere

The Hydrosphere helps to maintain temperature on Earth

• True

• False

The atmosphere protects the Earth from ultraviolet radiation

• True

• False

In the atmosphere, you can find...

• Nitrogen

• Oxygen

• Carbon dioxide

• All, the three of them

The magma is in..

• The mantle

• The crust

• The core

Which of these answers describes Earth’s atmosphere?

• All living and once living things.

• The mixture of gasses that surrounds the earth.

• The mixture of nickle and iron below the earth's surface.

• All the fresh and salt water on the earth's surface.

Water availability impacts plant growth and animals who depend on plants for food are interactions between the

• Geosphere and Hydrosphere

• Cryosphere and atmosphere

• Biosphere and geosphere

• Hydrosphere and biosphere

Sometimes fires burn large areas of forests, which are part of the biosphere. Other than the biosphere, which of Earth’s other spheres is a forest fire most likely to affect?

• atmosphere

• cryosphere

• geosphere

• hydrosphere