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APES > Unit 1 APES Basic Principles of Living Things > Flashcards

Unit 1 APES Basic Principles of Living Things Flashcards

1
Q

what are terrestrial bios defined by?

A

precipitation, animal species, and plant species

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2
Q

when a participation line is below the temperature line in a climate diagram means?

A

that plant growth will be limited by perticipation

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3
Q

Permafrost is important in what type of biome?

A

Tundra

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4
Q

what biome has the highest soil nutrient levels?

A

Temperate deciduous forest

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5
Q

what is an abotic component in an environment?

A

a nonliving thingw

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6
Q

what is a biotic component in an environment?

A

a living thing

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7
Q

what is the soil like in tropical rain forests?

A

the lack soil horizions

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8
Q

what is soil horizions

A

different levels of soil

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9
Q

what country has the largest area of temperate deciduous forests?

A

USA

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10
Q

dead trees provide what in an ecosystem?

A

valuable habitiats for wildlife

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11
Q

what aquatic ecosystem has the harshest conditions form tides?

A

the intertidal zones

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12
Q

what are the levels of an aquatic ecosystem (remember LLPB)

A

Littoral
Limnetic
Profundal
Benthic

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13
Q

what is the darkest level of the aquatic ecosystem?

A

the benthic zone

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14
Q

what are wetlands profusely bad at?

A

spreading seeds

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15
Q

Aquatic biomes are categorized by what?

A

Salinity

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16
Q

what is the major scorce of oxygen in the oceans comes from?

A

Phytoplankton

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17
Q

why are floodplains good for agri production?

A

nutrients tend to be rich and the soils fertile

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18
Q

what are autotrophs?

A

organisms that use photosynthesis

19
Q

what is the first level of the primary production pyramid?

A

primary producers

20
Q

what is the second level of the PPP

A

primary consumers

21
Q

what is the third level of the PPP

A

secondary consumers

22
Q

what is the top level of PPP

A

tertiary consumers/top predators

23
Q

what is GPP

A

the total amount of energy captured by plants from the sun

24
Q

What is NPP

A

the total amount of energy converted into glucose
NPP=GPP-RP

25
Q

what is the average percent of energy passed on between trophic levels?

A

10%

26
Q

what chemical is fixed in the air by bacteria

A

nitrogen

27
Q

how does human construction affect the water cycyle?

A

increasing runoff and increasing evaporation

28
Q

phosphorus does what to aquatic ecosystems?

A

causes agal blooms in excess amounts and is a limiting nutrient

29
Q

what is the largest carbon pool?

A

the oceans

30
Q

annual fluxuation in CO2 is best explained by

A

The seasonal activity of green plants

31
Q

when water leaves a plants leaves it is referred to as what?

A

transpiration

32
Q

what is symbiosis?

A

a long term interaction between 2 species

33
Q

what Is mutalism?

A

relationship between organisms what is beneficial to both

34
Q

what is commensalism?

A

relationship where only one species benefits and the other is unharmed

35
Q

what is parasitism?

A

relationship where one species is helped and the other is harmed

36
Q

what is nitrogen fixation?

A

the conversion of nitrogen molecules in the atmosphere into ammonia (accomplished through bacteria in soil)

37
Q

what is ammonification?

A

organic compounds being turned into ammonia and then being turned into nitrite

38
Q

what is nitrification?

A

the conversion of nitrites into nitrates in soils

39
Q

what is assimilation?

A

process where plants and animals incorporate nitrogen and ammonia through there roots

40
Q

what is dentrification?

A

the conversion of nitrites into nitrates in the atmosphere

41
Q

what is a biome?

A

a large region in the biosphere characterized by climate and P+A species

42
Q

what is the primary productivity theory?

A

only the level below can affect the level above

43
Q

what is the trophic Cascade hypothesis?

A

that the top level of the pyramid can indirectly affect the bottom level of the pyramid

44
Q

what is the law of conservation

A

energy cannot be destroyed, just transferred and transformed

APES (1 decks)

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