My Crossword Maker Logo
Powered by BrightSprout
Save Status:
or to save your progress. The page will not refresh.
Controls:
SPACEBAR SWITCHES TYPING DIRECTION
Answer Key:
Edit a Copy:
Make Your Own:
Crossword Word Search Worksheet
Rate This Puzzle:
Log in or sign up to rate this puzzle.

Interactions of Life

Across
The place in which an organism lives
A symbiotic relationship in which one organism benefits and the other is not affected
Organisms that use an outside energy source, such as the Sun, to make energy-rich molecules
The largest number of individuals of one species that an ecosystem can support over time
All the organisms living in an area and the nonliving features of their environment
All the populations in an ecosystem
Any close relationship between species
Down
The part of Earth that supports life, including the top portion of Earth's crust, all the waters that cover Earth's surface, and the surrounding atmosphere
A symbiotic relationship in which both species benefit
Anything that restricts the number of individuals in a population
All the organisms in an ecosystem that belong to the same species
A symbiotic relationship in which one organism benefits but the other is harmed
The study of interactions that occur among organisms and their environment
Organisms that cannot make their own energy-rich molecules
How an organism survives, including its habitat, how it obtains food and shelter, and how it avoids danger