Biology

Francisco Horton

3 March, 08:46

Identify whether the changes to biodiversity are natural or due to human intervention.

A mass extinction occurs after

several volcanic eruptions.

A species of wasp is outcompeted

by several other species and

goes extinct.

A population of grubs decreases

as the population of moles, a

predator of grubs, increases.

A species of wildflower goes

extinct after land is cleared

for agriculture.

Three populations of migratory fish

decline after the construction of

a hydroelectric dam.

The number of offspring produced

by a population of frogs decreases

after pesticides enter their pond.

Natural

Human Intervention