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Chapter 14: Ecology

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commensalism

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Terms in this set (221)

(+/0): one organism benefits
and the other is unaffected. (eg. jackal eating
tiger's leftovers).

abiotic factors

nonliving (temp, climate, light and water availability, topology)
Example :
• Sunlight -
• Photic zone in water = light penetrates; all aquatic photosynthesis
• Aphotic zone - only animal and other heterotrophs
• Oxygen - air is ~ 80% nitrogen, 20% oxygen

all living things that directly or indirectly influence the life of the organism

a group that can interbreed and have
viable, fertile offspring.

a specific species living in a
specific location.