Biogeochemical Cycles

Front

What is the energy source for the water cycle?

Back

The sun

Front

Respiration is the process by which ____________ is consumed and _______________ is produced.

Back

Oxygen is consumed and Carbon dioxide is produced.

Front

Which of the following is known as the 'sedimentary' cycle because its reservoir is sedimentary rock?

Back

Phosphorus cycle

Front

Which is NOT a process of the water cycle?

Back

Freezing

Front

What is the hydrosphere?

Back

Water on the earth's surface.

Front

Define biogeochemical cycles.

Back

Natural processes that recycle nutrients in various chemical forms from the environment to organisms and then back to the environment.

Front

What are the main components of the water cycle?

Back

Evaporation, condensation, precipitation, and collection.

Front

What role do plants play in the water cycle?

Back

Plants contribute to the water cycle through transpiration, releasing water vapor into the atmosphere.

Front

What is the carbon cycle?

Back

The process by which carbon is exchanged among the biosphere, geosphere, hydrosphere, and atmosphere.

Front

What is nitrogen fixation?

Back

The process of converting nitrogen gas from the atmosphere into ammonia or related compounds in soil.