Keys and indicator species Flashcards
(6 cards)
1
Q
what is a key?
A
a tool used to identify a living organism based on thier characteristics
2
Q
what are paired statement keys?
A
can cope with an unlimited number of organisms, in the form of lists of pairs of statements
3
Q
what are indicator species?
A
species that by thier presence or absence indicate environmental quality/ levels of pollution
4
Q
what can indicator species do that helps the environment?
A
can help to monitor pollution in the air or water
5
Q
whats an example of an indicator species?
A
linchen
the less of them thier is, the higher air pollution because they are sensitive.
6
Q
what are some environmental factors that can impact indicator species?
A
pollution, temperature, moisture or habit disturbance
