AP Biology Unit 10: Ecology Notes Pt. 1

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Communities

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Communities

________ change over time depending on population interactions, competition.

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Adaptations

What are related to obtaining and using energy in environments? Answer with a single words or term.

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Resource availability

________ impacts population density (how close individuals in a population live)

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Individuals

________ interbreed with one another in the same population more than others.

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Number of individuals

________ is called carrying capacity based on density dependent and density independent factors, limiting factors bring population back to carrying capacity.

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Natural selection

________ is a mechanism for evolution, but there are no allele frequency changes in populations with no genetic flow, no mutation, no ________, random mating, and a large population since it is not necessary for the well being of the population.

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growth medium

The ________ should initially have nutrients and glucose that surpasses the requirement of the small necessity for bacteria.

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Darwin

Who is considered the "father of evolutionary biology .? Answer with a single words or term.

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Niche partitioning

________: decrease in competition over limited resources between two similar species because each species is accessing the resource in a different way.

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Glucose

________ is the preferred carbon source for Escherichia coli bacteria.

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Abiotic

________: climate, water and nutrients availability, light availability.

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Positive interactions

________: mutualism (both benefit + /+), commensalism (one benefits, the other is unharmed + /0)

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Different species

________ have different adaptations to help survival such as storage of fat during winter, losing leaves and growing leaves based on day length, and migrations.

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Trophic cascade

________: negative effect the removal or decrease in a key species has on other trophic levels, populations can experience exponential growth or death with the removal of a key species, results in the interruption of the flow of energy through ecosystems.

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Neutral interactions

________: no impact on the species involved.

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