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Ecology Crossword

Across
a relationship between species, where one organism lives on or in another organism
the relations of organisms to one another and to their physical surroundings
the state of the atmosphere at a place and time as regards to heat, dryness, sunshine, wind, rain, etc
Resulting from living organisms
the natural home or environment of an animal, plant, or other organism
the chemical processes by which atmospheric nitrogen is assimilated into organic compounds
an animal that feeds on flesh
is the series of community changes which take place on a previously colonized, but disturbed or damaged habitat
interaction between two different organisms living in close physical association
an organism that is able to form nutritional organic substances
an association between two organisms in which one benefits and the other derives neither benefit nor harm
The regions of the Earth
an organism deriving its nutritional requirements from complex organic substances
Down
Not derived from living organisms
a variable of a system that, if subject to a small change, causes a noticing change in an output or other measure of a type of system
one of two types of biological and ecological succession of plant life
the preying of one animal on others
Natural occurring community of flora
when a relationship is beneficial to both organisms involved
A group of organisms living and interacting in the same geographical area
a biological community of interacting organisms and their physical environment
the ecological role and position of a species in an ecosystem
an animal or person that eats food of both plant and animal origin
an animal that feeds on plants
an animal which feeds on dead organic material, especially plant detritus
all the organisms of the same group or species, which live in a particular geographical area, and have the capability of interbreeding
the weather conditions prevailing in an area in general or over a long period