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Ecosystem crossword puzzle

anesu mafukidze: mr science teacher
Across
A transition area between to ecosystems
An organism that uses photosynthesis
And animal that eats plants and animals
A hetertroph
A step by step sequence linking organisms together
A pyramid shaped measure of the mass and dry matter contained in a group of living things
An organism that feeds on dead things
To kill all kinds of its species
The population of a species in an ecosystem
An animal that feeds on other animals
Compounds that contain both carbon and hydrogen
A picture of the feeding relationships among organisms
Down
Waste from plants and animals
A factor in an ecosystem created by the presence and roll of other living things
The conditions required for the survival of a species
An animal that eats only plants
An individual animal,plant or single celled life form
Near extinction
Factor in an ecosystem created by non living agents
All of the members in a species living in the same place
An organism that people consider harmful or incontinent
The study of the interaction of living things