There are four levels of organization in an environment. The figure below shows the levels of organization in a wetland environment. Herons, snails, crabs, grasses, and other organisms live in and around the wetland.
1
Question 4
4.
Which level of organization is at each step of the pyramid?
1
Question 1
1.
The aquarium ecosystem below has both biotic and abiotic factors.
Which is an abiotic factor in this ecosystem?
Question 2
2.
The figure below shows a forest habitat. It has several kinds of organisms living in it. Forest animal species can be affected by events in its environment.
If above-average rainfall led to an increase in the supply of acorns, what would happen to the population of squirrels?
Question 3
3.
Earth’s environments include both biotic and abiotic factors that living things need to survive. Large mangrove ecosystems are found along the coastlines in Florida. The figure shows a mangrove ecosystem that has both biotic and abiotic factors.
List the abiotic factors in the mangrove ecosystem.
Question 5
5.
The figure above shows the organisms and other parts of a marsh. Each of its different parts is affected by the other parts. Describe how herons might be affected if a long drought reduced the amount of water in the marsh?
