This printable crossword puzzle on the topic of Ecology & Evolution has 30 clues. Answers range from 4 to 17 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.
an individual living thing composed of one or more cells
organism that must obtain nutrients and energy from eating other organisms
another term for producer
The complete destruction of every member of a species
energy links between different organisms in an ecosystem
very similar organism that can interbreed and produce fertile offspring
a group of organisms of the same species living in an ecosystem
organism that breaks down chemical compounds made by living things
organism that consumes only animal tissue
the second level of consumer that eats herbivores
the place organisms live
the non-living components of an ecosystem
the study of the relationships and interactions of living things with their environment
animals that hunt for other living animals
organism that can produce their own food through the process of photosynthesis
the primary level of consumer that eats producers
the living components of an ecosystem
a community of organisms in an environment
another term for consumer
the animal hunted by other animals
the overlapping of food chains in an ecosystem
organism that consumes only plant tissue
organism that must obtain nutrients and energy from eating other organisms
the part of the Earth in which life can exist
the third level of consumer, generally a carnivore
organism that consumes both plant and animal tissue
the role of an organism and what it needs to survive in its ecosystem.
the interaction between two organisms that require the same resource
all living components of an ecosystem
a major ecological community occupying a large geographic region