3.3 Flashcards

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1
Q

Producers

A

make own energy

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2
Q

Primary Consumers

A

Animals that eat producers

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3
Q

Secondary Consumers

A

Animals that eat Primary Consumers

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4
Q

Tertiary Consumers

A

Animals that eat Secondary Consumers

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5
Q

Quaternary Consumers

A

Animals that eat Tertiary Consumers

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6
Q

Autotrophs

A

Plants

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7
Q

Heterotrophs

A

All Consumers

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8
Q

What are herbivores and at what level do you find them?

A

Animals that eat plants and primary.

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9
Q

What are omnivores and at what level do you find them?

A

Animals that eat plants and meat; both primary and above.

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10
Q

What are carnivores and at what level do you find them?

A

Animals that eat meat; secondary+

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11
Q

What is a detritivore?

A

An animal that eats dead animals.

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12
Q

Keystone species.

A

Important regulation effect on other species.

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13
Q

In a tropic Cascade, what does a solid arrow mean?

A

It has a direct effect.

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14
Q

In a tropic Cascade, what does a dashed arrow mean?

A

It has an indirect effect.

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15
Q

In a tropic Cascade, what does the minus sign mean?

A

The effects are negative.

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16
Q

In a tropic Cascade, what does the plus sign mean?

A

The effect is positive.

17
Q

Make a food web. Rabbits eat carrots fox eat rabbits.

A

Carrot (Producer) –>Rabbit (Primary; Herbivore) –>Fox (Secondary; Carnivore)

18
Q

Make a trophic cascade. Rabbits eat carrots fox eat rabbits.

A

Fox -> Rabbit -> Carrot
(-) (-)
- - - - - - - - ^
(+)

19
Q

What is the difference between a food web and a trophic cascade?

A

Besides their names, the tropic cascade shows the indirect effect of an organism. The arrows go the opposite direction in the tropic cascade than the food web.

20
Q

Rabbits eat carrots fox eat rabbits. Using your trophic cascade from the previous question, what will happen if foxes decrease?

A

Bunnies will increase because they will have no predators. Carrots will decrease because they are more money.