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Ecosystems

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Cali Lubowitz

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Cards in this guide (8)
What is an adaptation

a camel has humps to store water

a rabbit that has fur that blends in with snow

a trait that makes an organism more likely to reproduce

What is the third step in natural selection

There are really no steps in natural selection - just conditions required for it to occur.

The number of ecosystems in the biosphere is one way to measure

Biodiversity

Which marine animal is the pelagic animal of aphotic zone

sea squid

Which is a density-independent factor limiting population growth

volcanic eruption

Which freshwater ecosystem is most productive

marsh or swamp in warm sub tropical climates

What must be true for Hardy-Weinberg equilibrium to occur

No disruptive circumstances must be present in random mating in a population for Hardy-Weinberg equilibrium to occur.

Mating must happen randomly.

No allele can give an advantage

Is it true that Physiological adaptations in organisms are slow to develop and do not cause a change in the organism

true

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