B15 Ecology Flashcards
Habitat
The part of an
ecosystem where an
organism lives.
Species
This is a group of
organisms that can
breed together to
produce fertile offspring
Population
This is the organisms of
the same species that
share a particular
habitat.
Community
This is made up of all the
organisms that share a
particular habitat.
Competition
A word that describes
the fact that organisms
often need the same
resources
Interdependent
A word that describes
how organisms rely on
and impact upon each
other.
Biotic Factors
Living things that affect a population
Abiotic Factors
Non-living things that affect a population
Give three abiotic factors
Light Intensity / Moisture Levels / Temperature / Soil pH and Mineral Content / Wind Speed and Direction / Oxygen Levels / C02 Levels
Give three biotic factors
Food Availability / Interspecific Competition / New Pathogen/Parasite / New Predator
What resources do animals compete for?
Food, water, mates, territory
What resources do plants compete for?
Water, nutrients, light, space
What is an extremophile?
An extremophile is an organism that can survive in an extreme environment
What is a structural adaptation?
An adaptation which effects how the organism looks
What is a behavioural adaptation?
An adaptation which effects how the organism acts
