The organism and environment, feeding relationships Flashcards
What is a habitat
A place where an organism lives in
What is an ecosystem
All of the living organisms in an area, all abiotic factors
Define population
All of the organisms of one species living in a habitat
Define community
All the different species in a habitat
What are some abiotic factors (3)
Sunlight, minerals, PH
What are some biotic factors (2)
Food availability, pathogens
What are quadrats used for
To find the size of a population
What are the trophic levels (5
Producers, primary consumers, secondary consumers, preditors
Define niche
A role that an organism has in an ecosystem
Define abiotic factors
Non-living factors which affect size and distribution of a specie
Define biotic factors
Living factors which affect size and distribution of a species
What are quadrats used for
Used to find the size of a population
What is an example of a community
African savannah
What are quadrats
Metal frame with a known area
What is a herbivore
An animal which only eats plants
