Ecology Review SB5b: Nutrient Cycles

Front

What nutrient is not cycled through the atmosphere?

Back

Phosphorous

Front

What converts atmospheric nitrogen into a usable form for plants and animals?

Back

Bacteria

Front

What is the cycle that involves the movement of carbon through the environment?

Back

The Carbon cycle

Front

Which process takes carbon dioxide from the air and converts it into a form of carbon used by living things?

Back

Photosynthesis

Front

How do animals obtain the phosphorous they need?

Back

By eating plants.

Front

What is the primary role of bacteria in the nitrogen cycle?

Back

To convert atmospheric nitrogen into forms usable by plants.

Front

What are the main components of the water cycle?

Back

Evaporation, condensation, precipitation, and infiltration.

Front

What is the significance of photosynthesis in the carbon cycle?

Back

It converts carbon dioxide into organic compounds, providing energy for living organisms.

Front

What is the process by which plants absorb phosphorous from the soil?

Back

Uptake through roots.

Front

What is the role of decomposers in nutrient cycles?

Back

They break down dead organisms, returning nutrients to the soil.