Worksheetscarbon cycle part 2
Total questions: 8
Worksheet time: 4mins
Trees and all other green plants take in CO2 and use it in the process of photosynthesis.
True
False
Which of the following is NOT a product of decomposition?
CO2
Oxygen
Wastes
Which of the following is a result of burning fossil fuels?
CO2 is released into the atmosphere
Methane is produced
Oxygen is increased
Carbon is sequestered
CH4, or methane, is a gas produced when organic matter rots where there is no oxygen.
True
False
Methane is emitted from both cows' digestive tracts and manure.
True
False
Which of the following is especially good at sequestering carbon?
Disturbed grasslands
Grasslands with extensive root systems
Fossil fuels
Methane gas
Decomposers break down the bodies of dead organisms and release carbon into the soil and air.
True
False
What are the two main ways carbon can return to the atmosphere from sedimentary rocks?
Volcanic eruptions and erosion
Photosynthesis and ingestion
Respiration and diffusion
Decomposition and ingestion
