Chapter 52 Flashcards

1
Q

scientific study of interactions between organisms and the environment (determine distribution of organisms and their abundance)

A

ecology

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2
Q

group of individuals of same species living in an area

A

population

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3
Q

group of populations of different species in an area

A

community

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4
Q

community of organisms of different species in a specific area and physical factors with which they interact

A

ecosystem

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5
Q

global ecosystem, sum of all planet’s ecosystems

A

biosphere

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6
Q

Ecological time is related to?

A

evolutionary time

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7
Q

Changes in ecosystems over time affect what?

A

evolution of a species

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8
Q

The major factor affecting where plants and animals live on Earth is?

A

climate

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9
Q

What are 4 major abiotic components?

A
  1. temperature
  2. water
  3. sunlight
  4. wind
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10
Q

weather patterns on global, regional, and landscape levels

A

macroclimate

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11
Q

Global climate patterns are determined largely by?

A

input of solar energy

Earth’s movement in space

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12
Q

Warming by ___ ___ establishes temperature variations, cycles of air and water movement, and evaporation of water.

A

solar energy (results in latitudinal variations in climate)

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13
Q

important factor because of effects on biological processes

A

temperature

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14
Q

Cells may freeze and rupture below

A

0 degrees Celsius

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15
Q

Most proteins denature above

A

45 degrees Celsius

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16
Q

Cells are mostly made up of

A

water

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17
Q

Light intensity and quality affect?

A

photosynthesis

18
Q

In aquatic environments, plants live near?

A

the surface

19
Q

Climate patterns can be modified by?

A

seasonal variation in climate, large bodies of water, and mountain ranges

20
Q

Ocean currents influence climate along the coasts of continents by?

A

heating or cooling air passing over the land

21
Q

air over the land heats up and rises, drawing cool air from the?

A

water onto the land

22
Q

At night, temperatures drop more quickly over ___ than over ___.

A

land; water

23
Q

can affect air flow over the land

24
Q

Rising air increases moisture on ___ side of mountains and creates a “rain shadow” on the ___ side.

A

windward; leeward

25
Shaded areas experience ___ ___ ___ than cleared areas.
less temperature extremes
26
Low lying ground is usually ___ than higher ground.
wetter
27
A __ or __ can shelter plants and animals from extremes of temperature
log; stone
28
Temperature and moisture are most important factors in?
limiting geographic ranges of plants and animals
29
major life zones
biomes
30
Terrestrial biomes characterized by the type of
vegetation
31
Aquatic biomes characterized by
the physical environment
32
Salt water (marine) biomes have salt concentrations of around?
3%
33
Fresh water biomes have a salt concentration of?
less than 0.1%
34
largest marine biome
ocean
35
Oceans are ___ of Earth's surface
75%
36
have a big impact on the biosphere
oceans
37
Affect global climate and wind patterns
ocean temperature
38
___ ___ and ___ ___ supply larger amounts of the world's ___ and consume large amounts of ___ ___.
Marine algae; photosynthetic bacteria; oxygen; carbon dioxide
39
a temperature boundary that separates the warm upper layer from the deep cooler water in oceans
thermocline
40
Many lakes undergo a semiannual mixing of their waters called?
turnover
41
Turnover mixes ___ ___ from the surface with ___-___ ___ from the bottom.
oxygenated water; nutrient-rich water