Ecosystems

Producer

An organism that makes its own food

Herbivore

An organism that eats just plants

Carnivore

An organism that eats just meat

Omnivore

An organism that eats both meat and plants

Interdependence

All organisms in an ecosystem depend on each other

Intraspecific competition

Competition between members of the same species

Interspecific competition

Competition between members of different species

Biotic factors

The living factors

Abiotic factors

Non living factors

Population

Group of the same type of organism

Community

A group of one species living in the same area

Ecosystems

All living and non living factors in an area

Pyramid of biomass

Pyramid constructed using the dry mass of an organism always pyramid in shape

Pyramid of numbers

Pyramid constructed using the number of organisms in a food chain

Biomass

Mass of material in living organisms. Built up using energy from the sun. Measured as the dryness of biological material in grams- water must be taken out of organisms. Made by plants passed through food chains or webs.

Parasite

An organism that lives on or in a host and causes harm to it so it's the only one that benefits

Mutualism

Interaction between two organisms where both organism benefit as a result of the relationship

Desalination

Obtaining fresh water from the sea or salty water

Solar still

Sea water is out into the trough at the base. The water evaporates at the top leaving any dirt, bacteria or salt. It condenses and the clean water run off the use of the outer trough because of the weather and pressure. Water becomes potable as it's pure

Nitrifying bacteria

Converts ammonium into nitrites then nitrates

Denitrifying bacteria

Converts nitrates into nitrogen gas

Nitrogen fixing bacteria

Converts nitrogen gas into nirtrates