Chart ecological community interactions and answer questions about niche, defenses, trophic structure, and succession. This community ecology worksheet provides a general overview of the interactions that occur among organisms that share...

For this ecological principles worksheet, learners solve 20 clues in a crossword puzzle containing basic ecology definitions of organism interactions.

In this ecology vocabulary exercise:  wetlands worksheet, learners read the definitions of 8 words, then categorize a species found in a wetland in their region.  This page has numerous links to helpful web resources.

In this ecology worksheet, students read the vocabulary words and then categorize a species found in a field, meadow, or fencerow in their state or region. Students complete 6 problems.

There are many ethical and moral issues surrounding critically endangered species. Use these higher-level thinking questions to help high schoolers examine ecological, socioeconomic, and political scenarios about human impacts on...

For this bluebirds worksheet, students categorize bluebird species found in their state and define vocabulary related to it. Students complete 6 vocabulary words.

For this environmental issues worksheet, students are given 10 current topics that are problems in our environment today. They complete sentences about each topic by filling in the blanks with the appropriate terms. Some of the issues...