December Flashcards

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1
Q

what is the biosphere?

A

is one of the Earth´s 4 interconnected systems

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2
Q

what includes the biosphere?

A

all ecosystems

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3
Q

what includes the biota

A

all living things in the biosphere

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4
Q

what includes the hydrosphere?

A

water ice and water vapor

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5
Q

what includes the atmosphere?

A

air blanketing Earth´s solid and liquid surface

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6
Q

what includes geosphere?

A

Geologic features above and below Earth´s surface

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7
Q

What considers Earth as a kind of living organism?

A

The Gaia Hypotesis

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8
Q

To what interact Earth ecosystems?

A

to yield biosphere capable of supporting life

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9
Q

Who developed the GAIA hypotesis?

A

James Lovelock and Lynn Margulis

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10
Q

is a key abiotic factor that affects the biosphere?

A

Climate

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11
Q

What is climate

A

is a long-term pattern of weather conditions

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12
Q

What key factors shape the area´s climate?

A

temperature sunlight water and wind

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13
Q

what is a microclimate?

A

is the climate of a small specific place within an area

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14
Q

What are the three main climate zones of the earth

A

polar tropical and temperate

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15
Q

explain the polar

A

the far northern and southern areas of the earth

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16
Q

explain the tropical

A

surrounds the ecuator

17
Q

explain the temperate

A

the wide area between polar and tropical zones

18
Q

what affects the tilt?

A

wind and ocean currents

19
Q

what affects inland climates?

A

larger changes in temperature

20
Q

What shape coastal climates

A

smaller changes in temperatures, higher humidity and more precipitation

21
Q

Where does precipitation occurs in the case of the mountains?

A

on the side of the mountain facing wind

22
Q

what produces rain shadow?

A

drier and cooler air in the other side of the mountain

23
Q

What is a rain shadow?

A

an area of decreased precipitation

24
Q

What survive in an specific climate due to the adaptations?

A

Many organisms

25
Q

what does every population has?

A

a dipersion, a density and a reproductive strategy

26
Q

is a measurement of the number of individuals living in a defined space

A

population density

27
Q

what are the 3 types of dispersion

A

clumped, uniform, and random

28
Q

How does population grows?

A

in predictable patterns

29
Q

the size of population is always…

A

changing

30
Q

what factors affect the size of the population

A

immigration, births, emigration and deaths

31
Q

what is exponential growth?

A

a rapid population increase due to an abundance of resources

32
Q

what is logistic growth?

A

is due to a population facing limited resources

33
Q

what is carrying capacity?

A

is the maxium number of individuals in an enviroment a population can suppport

34
Q

what is population crash?

A

is a dramatic decline in the size of population over a short period of time

35
Q

is something that keeps the size of a population down…

A

limiting factor

36
Q

is the process of change in the species that make up a community

A

Ecological succesion

37
Q

what does succesion make?

A

regenerates

38
Q

who regenerates in the primary succesion

A

pioneer species

39
Q

who regenerates in secondary succesion

A

bu remaining species