Select each correct answer. More than one answer may be correct.

Question

The organisms within an established ecosystem interact and form relationships with each other over time. This interdependence allows ecosystems to remain relatively stable for hundreds and sometimes thousands of years.

Which of the following would likely increase the population size of an established plant species?

an increase in available nutrients
a sudden change in climate
an extended drought
introduction of a non-native species

Answer 1

- an increase in available nutrients
- introduction of a non-native species