Question

match the following terms with their correct description. 8 points indicator pioneer ecological tolerance keystone species whose presence, absence or scarcity is a measure of the overall health of an ecosystem species that is the first to colonize an area after a disruption species that has a significant role in determining the structure of a ecological community range of conditions an organism can tolerate without injury or death

Explanation:

Indicator species are those whose presence, absence or scarcity is a measure of the overall health of an ecosystem. Keystone species have a significant role in determining the structure of an ecological community. Pioneer species are the first to colonize an area after a disruption. Ecological tolerance is the range of conditions an organism can tolerate without injury or death.

Answer:

Indicator - Species whose presence, absence or scarcity is a measure of the overall health of an ecosystem
Keystone - Species that has a significant role in determining the structure of a ecological community
Pioneer - Species that is the first to colonize an area after a disruption
Ecological tolerance - Range of conditions an organism can tolerate without injury or death