Cycles of matter

Front

What is the process by which plants absorb carbon dioxide from the atmosphere?

Back

Photosynthesis

Front

How do animals obtain the nitrogen they need?

Back

From the food they eat

Front

What type of organism breaks down dead plants and animals to release nitrogen back into the atmosphere?

Back

Bacteria

Front

What is the term for the evaporation of water through the leaves of plants?

Back

Transpiration

Front

What do plants use to make their own food during photosynthesis?

Back

Water, energy from the Sun, and carbon dioxide (CO2)

Front

What is the role of decomposers in the nitrogen cycle?

Back

They break down dead organic matter and release nitrogen back into the soil and atmosphere.

Front

What is the main source of energy for the process of photosynthesis?

Back

The Sun

Front

What is the term for the movement of water from the ground to the atmosphere?

Back

Evaporation

Front

What is the carbon cycle?

Back

The process by which carbon is exchanged between the atmosphere, land, water, and living organisms.

Front

What is respiration in living organisms?

Back

The process by which organisms convert oxygen and glucose into energy, releasing carbon dioxide and water.