B7- The Carbon Cycle Flashcards
What is the Carbon Cycle?
The constant cycling of carbon in the environment.
What removes CO2 from the atmosphere during photosynthesis?
Green plants and algae.
What do plants and algae produce during photosynthesis?
Glucose, carbohydrates, fats, and proteins.
What happens to carbon when plants and algae respire?
Some carbon is returned to the atmosphere as CO2.
What happens to carbon when animals eat plants and algae?
Some carbon becomes part of the fats and proteins in their bodies.
How does carbon move through the food chain?
By being transferred from plants and algae to animals.
What do detritus feeders and microorganisms do to dead plants and animals?
They feed on their remains and return CO2 to the atmosphere.
What role does animal waste play in the carbon cycle?
It is broken down by detritus feeders and microorganisms.
What is released into the air when wood and fossil fuels are combusted?
CO2.
Fill in the blank: The materials taken out of the soil and used by plants are constantly _______ back in.
cycled
True or False: Fossil fuels are made of decayed plant and animal matter.
True.
What do detritus feeders do?
They feed on dead organic matter.
What is a key component of the bodies of plants and algae produced during photosynthesis?
Glucose.
What is the significance of carbon in the environment?
It is constantly cycled through various processes.
