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.

Environmental Science Lesson 9

Across
A heritable trait that increases an individual's fitness.
The process by which traits that improve an organism's chances for survival
The interaction in which an animal feeds on plants.
When species divide a niche to avoid competition for resources
The ability to survive and reproduce under changing environmental conditions
Down
The Process of Breeding an Animal or Plant for a specific purpose
The disappearance of a species on Earth
The process where a predator kills its prey
the formation of new and distinct species in the course of evolution.
An Organism's Ability to Survive and Reproduce in a Specific Environment