Main Idea Details
Create a journal entr y. Imagine that you are an ecologist. Choose
one plant or animal in nature and write three relationships of that
organism in its environment.
Journal Entry Date _________
Organism
1.
2.
3.
Identify each level of organization that is described.
a group of organisms of all the same species
interacting populations
an individual living thing made of cells
all the different populations in a community
a large group of organisms that share the same
climate and have similar types of communities
- lack of
rainfall - rivers
dry up
5. animals do
not reproduce
2. dry soil
6. the population
of a species
diminishes
3. certain
plants die
Principles of Ecology 13
Ecology
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on page.
The Biosphere
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on page.
Sequence the abiotic and biotic factors. Write abiotic or biotic in
each square.
Section 2.1 Organisms and Their Relationship (continued)
Copyright © Glencoe/McGraw-Hill, a division of The McGraw-Hill Companies, Inc.
Levels of
Organization
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on page.