This printable crossword puzzle on the topic of Ecology & Evolution has 18 clues. Answers range from 4 to 14 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.
The part of the ecosystem that is not alive and has never been alive (sun, soil, water, etc)
The part of an ecosystem that is alive
A plant and animal community that covers a large part of the Earth
An organism that eats only other consumers (meat eater)
The study of how living things interact with one another and their environment
All the living and nonliving things in an area and their interactions
The order in which animals feed on plants and other animals (shows how energy flows from producer-consumer-decomposer)
Many food chains put together to show how energy flows through the ecosystem
The place and surroundings where an organism normally lives
An organism that eats only plants
A living organism on which a parasite lives
The continuous series of processes in which nitrogen passes from the air into the soil, then into an organism, and then back into the air
A consumer that eats both plants and meats
The process by which green plant cells make food from sunlight, water, and carbon dioxide
An animal that hunts, kills, and eats other animals
An animal that is hunted, killed and eaten by a predator
The continuous circulation of water between the Earth’s surface and the atmosphere
Occurs in animals and plants - energy is released from sugar (glucose) by a series of chemical reactions. The sugar is broken down into carbon dioxide and water in a process which uses oxygen