Ecology Unit Test Review | Baamboozle - Baamboozle

What is one human activity that negatively impacts sustainability? How?

E.g., overfishing reduces the population of fish so drastically, many fish are not able to reproduce quickly enough to sustain its' populations

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What one similarity and one difference between commensalism and mutualism?

At least one organism benefits in the relationship, however in commensalism the other organism remains unharmed; in mutualism, the other organism also benefits

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Why is the nitrogen cycle important?

It transforms unusable nitrogen gas (N2) into useable nitrate (NO3-).

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The arrows in a food chain or web represents what?

3. They show what direction the energy is flowing between organisms.

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What is the difference between extirpated and extinct classification levels?

Extirpated refers to populations no longer existing in a specific area, while extint refers to populations no longer existing anywhere on Earth.

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The original source of energy for a food web is...

The sun

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What is a producer?

A organism that uses sunlight to make its own food

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Which animal is in more than one trophic level?

Titmouse

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What is the purpose of cellular respiration?

3. To release energy from food

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What risk levels go before (iess severe) and after (more severe) "threatened"?

1. Special Concern 2. Endangered

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The owl receives energy from which organisms?

Mouse and Rabbit

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TRUE OR FALSE: All of the carbon in existence is continually recycled in the carbon cycle.

True

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