Unit 2 Ecology Flashcards Part 2

Front

Habitat

Back

a place where an organism lives

Front

Keystone

Back

an organism that is important for an ecosystem

Front

Photosynthesis

Back

the usage of sunlight that converts carbon dioxide & water to glucose & oxygen

Front

Combustion

Back

The burning of fossil fuels that releases a vast amount of CO2

Front

Cell Respiration

Back

the conversion of glucose & oxygen to carbon dioxide, water by consumers to have energy

Front

Decomposition

Back

the process where dead organic matter is broken down into simpler organic or inorganic substances by decomposer organisms like bacteria and fungi

Front

Fossil Fuels

Back

non-renewable energy sources like coal, oil, and natural gas, formed from the remains of ancient plants and animals

Front

Nitrogen Fixation

Back

Bacteria in the soil and on the roots of leguminous plants convert nitrogen gas into ammonium ions

Front

Nitrification

Back

The process of turning ammonium ions into nitrites and nitrates

Front

Denitrification

Back

the process of removing nitrogen or nitrogen compounds from soil or aquatic systems and releasing them into the atmosphere as a gas