2021 Ecology Quick Review

An individual belonging to a specific species and the smallest unit of an ecosystem.

• Biotic

• Community

• Organism

• Reptile

All of the living and nonliving things in an area that interact with each other are called a/an ______.

• community
• habitat
• population
• ecosystem

An area where an organism finds food, shelter and water in a specific arrangement

• niche
• biosphere
• biome
• habitat

The living parts of an ecosystem

• Biotic factors

• Abiotic factors

• Mother Earth

• Flowers

The non-living parts of an ecosystem

• Ocean

• Biotic factors

• Birds

• Abiotic factors

Organisms that look similar and have the same number of chromosomes and types of genes and can produce fertile offspring

• Species

• Fish

• Community

• Trees

A ________ is made up of all the individuals of ONE species living in an area.

• Community

• Population

• Organisms

• Biosphere

All the areas of earth that can support life.

• Biosphere

• Biome

• Farm

• Ecosystem

Ostriches and gazelles feed next to each other. They both watch for predators and alert each other to danger.

• Mutualism

• Commensalism

• Parasitism

• Not Symbiosis

Barnacles create a home by attaching themselves to the skin of a whale. The barnacle is a filter feeder and obtains food as it rides on the whale. The whale is not affected.

• Mutualism

• Commensalism

• Parasitism

• Not Symbiosis