Question

Which statements describe ecosystems?

Balance is required for the survival of an ecosystem.
Healthy ecosystems can support an unlimited number of plant and animal species.
One way to determine an ecosystem's health is by its biodiversity.
The parts of an ecosystem are independent and have little to do with each other.
People's actions sometimes improve the health of an ecosystem.
Predators play a role in balancing the earth's ecosystems.

Answer 1

FALSE:
Healthy ecosystems can support an unlimited number of plant and animal species.
-unlimited is a big number. Imagine trying to fit every plant and animal species on the planet into a single ecosystem. There would be too much competition and some of the species would not survive.

TRUE:
Balance is required for the survival of an ecosystem.
-If one species takes over and grows to quickly, it can make it more difficult for other species to survive and lower the biodiversity
One way to determine an ecosystem's health is by its biodiversity.
-healthy ecosystems usually have more plants and animals. Think about the rainforests and all the different life that exists there.