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BIO 150.01 > M5: Ecosystem Ecology - Primary Production > Flashcards

M5: Ecosystem Ecology - Primary Production Flashcards

1
Q

What is the production of new organic matter?

A

Primary Production

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2
Q

What is total production by all primary producers?

A

Gross Primary Production

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3
Q

What are biomass available for consumers?

A

Net Primary Production

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4
Q

What is the production of biomass by heterotrophs?

A

Secondary Production

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5
Q

What is a tool used to monitor the isotope to determine the feeding position of the organism?

A

Trophic Level Graph

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6
Q

What dictate the primary production on land?

A

Temperature, Moisture, Nutrients, and Precipitation

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7
Q

What is the total amount of water evaporating and transpiring off landscape per year?

A

Actual Evapotranspiration

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8
Q

What is a single nutrient limits plant growth?

A

Liebig’s Law of the Minimum

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9
Q

What is relationship of Nutrients and Net Primary Production (PP)?

A

Directly Proportional

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10
Q

What shape aquatic primary production?

A

Nutrient levels

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11
Q

What factors in the area will result to highest rate of marine net primary production?

A

Light availability, upwelling, and breakdown of organic matter

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12
Q

What is the relationship of diversity and productivity?

A

Directly Proportional

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13
Q

What organisms with shared physiological/anatomical traits?

A

Functional Groups

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14
Q

What shapes primary production?

A

Trophic Cascades

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15
Q

Who mentioned that consumer effect ripple throughout food web?

A

Carpenter & Kitchell (1988)

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16
Q

What are predation effects that alter abundance, biomass, and productivity?

A

Trophic Cascade

17
Q

What are the two models of Trophic Cascade?

A

Top-Bottom and Bottom-Up Model

18
Q

Where is primary production highest in terrestrial animals?

A

Areas with Intermediate Grazing Pressure

19
Q

What is the formula for production?

A

Production = Ingestion - Egestion - Excretion - Respiration

20
Q

What happens to the remaining energy from production?

A

Growth and Reproduction

21
Q

What is energy transfer from one part of ecosystem to another?

A

Trophic dynamics

22
Q

What is amount of energy conserved during trophic transfer?

A

Ecological effeciency

23
Q

What is higher trophic levels applies pressure/influence to lower trophic levels?

A

Top-Down Model

24
Q

What is lower trophic levels applying pressure/influence to high trophic levels?

A

Bottom-Up Model

25
Q

How does increased in primary production affect production at levels above consumer?

A

Directly Proportional

26
Q

In the food web, which trophic cascade have the highest amount of biomass and energy?

A

Producers

BIO 150.01 (13 decks)

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