7.2 Sucsession Flashcards
1
Q
pioneer species
A
the organism that first colonises an area
specialised to survive harsh abiotic factors
2
Q
climax community
A
final stage of ecological succession
very stable doesn’t change much
3
Q
secondary sucession
A
occurs after a forest fire or clearance of agricultural land
were there has been a previous population
pioneer species not needed as soil has already formed
4
Q
conservation
A
the management of natural resources to enable maximum use in the future
5
Q
explain how succession resulted in the formation of a forest (4)
A
pioneer species colonises an area
they die and decompose to form a soil
which changes the environment and enables a change in species
conditions change further to favor climax community (forest)
