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Bio > Ecology > Flashcards

Ecology Flashcards

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Biology 101 flashcards
1
Q

Definition of ecology

A

Interactions between organisms and their environment

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2
Q

4 types of ecology

A

Community-interaction between species and environment
Behavioral-behavior
Ecosystem-energy flow
Population-demographics

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3
Q

3 positions and 4 relationships in food web

A

Primary producer
Consumer(carnivore herbivore omnivore parasite)
Decomposer

Competition
Predation
Mutualism
Parasitism

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4
Q

How do animals decide what to eat?

A

Maximize energy intake

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5
Q

Factors influence foraging behavior

A

Abundance
Catchability
Quality
Competition
Predation risk
Essential nutrients
Protection from toxins

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6
Q

How do energy flow in food web

A

Bottom up: abiotic factors determine the abundance of primary producers

Top down:predators control the abundance of lower trophic levels

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