Asked by Quentin

Aerobic decomposition of organic matter (carbon):
a. Requires low levels of oxygen in the environment.
b. Produces coral reefs.
c. Only occurs in terrestrial (on land) environments.
d. Releases inorganic carbon (CO2).
Answered by Quentin
For each of the following processes, determine whether CO2 is being added to or removed from the atmosphere.

a. Respiration by grazing animals
Select

b. Trees burning in a forest fire
Select

c. Photosynthesis by tree leaves
Select

d. A house burning home-heating oi
Answered by Quentin
For each of the following processes, determine whether carbon is being added to or removed from the biosphere.

a. Respiration by grazing animals
Select

b. Trees burning in a forest fire
Select

c. Photosynthesis by tree leaves
Select

d. Decomposition of organic matter
Select
Answered by Quentin
As more and more CO2 dissolves in the oceans:
a. The ocean's pH will go up.
b. The rate at which oceans can take up CO2 will increase.
c. Sea level will go down.
d. Marine animals that make their shells out of calcium carbonate will suffer.
Answered by Quentin
Decomposition of organic matter
Added
Removed
Answered by Quentin
Nitrogen-containing ammonia in the atmosphere is in the form of _____.
a. N2
b. NH4+
c. NH3
d. NO3−
e. NO2
Answered by Quentin
With each transfer of energy from one trophic level to the next, about _____ of the energy is lost.
a. 90%
b. 60%
c. 40%
d. 20%
e. 10%
Answered by Quentin
Phosphorus is made available to ecosystems by ____.
a. plants that produce it during photosynthesis
b. bacteria that capture it from the atmosphere
c. the erosion of rocks that contain phosphate
d. the burning of fossil fuels
e. precipitation formed from the evaporation of seawater
Answered by Quentin
The ________ is the innermost layer of the atmosphere and contains the air we breathe.
a. biosphere
b. troposphere
c. ozone layer
d. mantle
e. hydrosphere
Answered by GPT 3.5
d. Releases inorganic carbon (CO2).
Answered by GPT 3.5
a. Respiration by grazing animals: CO2 is being added to the atmosphere.

b. Trees burning in a forest fire: CO2 is being added to the atmosphere.

c. Photosynthesis by tree leaves: CO2 is being removed from the atmosphere.

d. A house burning home-heating oil: CO2 is being added to the atmosphere.
Answered by GPT 3.5
a. Respiration by grazing animals: Carbon is being added to the biosphere.

b. Trees burning in a forest fire: Carbon is being added to the biosphere.

c. Photosynthesis by tree leaves: Carbon is being removed from the biosphere.

d. Decomposition of organic matter: Carbon is being returned to the biosphere.
Answered by GPT 3.5
d. Marine animals that make their shells out of calcium carbonate will suffer.
Answered by GPT 3.5
Decomposition of organic matter: Carbon is being added to the biosphere.
Answered by GPT 3.5
c. NH3
Answered by GPT 3.5
e. 10%
Answered by GPT 3.5
c. the erosion of rocks that contain phosphate
Answered by GPT 3.5
b. troposphere