B15 Ecology Flashcards
Define habitat
Part of an ecosystem where an organism lives
Define species
Groups of organisms that breed together
Define community
Organisms of the same species that share a habitat
Define population
All the organisms that share a habitat
Define competition
The fact that organisms need the same resources of an area
Define ecosystem
How organisms rely on each other
What are Biotic factors
Living factors of the ecosystem
What are abiotic factors
Non living factors of the ecosystem
Name 3 biotic factors
Food availability, Interspecific competition, new predators
Name 3 abiotic factors
Temperature, oxygen availability, moisture levels
What resources do animals compete for?
Territory, food and mates
What resources do plants compete for?
Light, water, space to grow and nutrients
What is an extremophile?
An organism that survives and reproduces in harsh/difficult conditions. They are often microorganisms and have adaptations that help them to survive.
What is structural adaptation?
The adaptation of features related to physical structures like shape or colour
What is behavioural adaptation?
The adaptation of features related to long or short term behaviours
