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Learning Vocab words of Ecology Expert

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Term
Definition
Semiarid   Very little annual rainfall about usually form 10 to 20 inches of rainfall (25 to 50 cm)  
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Taiga   the sometimes swampy coniferous forest of high northern latitudes, especially that between the tundra and steppes of Siberia and North America.  
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Biotic   Relation to life  
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Abiotic   physical rather than biological; not derived from living organisms.  
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Trophic levels   Any class of organisms that occupy the same position in a food chain, as primary consumers, secondary consumers, and tertiary consumers.  
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Mutualism   the way two organisms of different species exist in a relationship in which each individual benefits from the activity of the other  
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Commensalism   a class of relationships between two organisms where one organism benefits from the other without affecting it  
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Parsitism   non-mutual relationship between species, where one species, the parasite, benefits at the expense of the other, the host  
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