Resources in Ecosystems

A community consists of all the organisms in an ecosystem that belong to the same species

• True

• False

All the meerkats that live in a wildlife refuge make up which of the following?

• population

• community

• biosphere

• niche

What is the difference between a population and a community?

• A population is made up of all species in an area. A community is made up only of one species.

• A population is made up of only one species. A community is made up of all species in an area.

• A population is made up of all the species and nonliving things in an area. A community is made up of all species in an area.

• The words mean the same thing.

A male and female rabbit hop into a new area where there are no other rabbits. Before they can even find shelter, they are killed by a coyote. The existence of a predator is a _____ factor on the population of rabbits in the area.

• community

• ecosystem

• limiting

• negative

Tags

NGSS.MS-LS2-4

If there are no limiting factors, a population can reach its _____.

• competition level

• population potential

• population density

• biotic potential

What is the effect of the growth of a population in an ecosystem?

• fewer resources for each individual in the population

• a greater amount of resources in the ecosystem

• a decrease in the amount of resources needed by each individual

• an increase in the size of the ecosystem

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4