Environmental Biology and Ecology: Key
Concepts and Processes Exam Questions
and Answers with Verified Solutions | Latest
Updated 2026
Nitrogen-fixing bacteria Bacteria that convert atmospheric nitrogen
into a
usable form for plants.
Lightning Natural phenomenon that contributes to
nitrogen
fixation.
Denitrification bacteria Bacteria that convert nitrates back into
nitrogen
gas, returning it to the atmosphere.
Acid Rain Rain made acidic by sulfur dioxide and
nitrogen
oxides.
Damages of Acid Rain Harms lakes, forests, and buildings.
Eutrophication Excess nutrients in water, primarily
nitrogen and
phosphorus.
Concepts and Processes Exam Questions
and Answers with Verified Solutions | Latest
Updated 2026
Nitrogen-fixing bacteria Bacteria that convert atmospheric nitrogen
into a
usable form for plants.
Lightning Natural phenomenon that contributes to
nitrogen
fixation.
Denitrification bacteria Bacteria that convert nitrates back into
nitrogen
gas, returning it to the atmosphere.
Acid Rain Rain made acidic by sulfur dioxide and
nitrogen
oxides.
Damages of Acid Rain Harms lakes, forests, and buildings.
Eutrophication Excess nutrients in water, primarily
nitrogen and
phosphorus.