STS REVIEWER Flashcards

1
Q

which following processes produces carbon dioxide

A

decomposition
respiration
combustion

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2
Q

during nitrogen fixation, nitrogen gas is converted into a form that ____ can use

A

plants

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3
Q

substance that can be chemically transformed before it can be used by plants

A

nitrogen gas

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4
Q

carbon from the nonliving environment becomes a part of living organisms through

A

photosynthesis

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5
Q

how do the living organisms in the diagram return carbon to the atmosphere

A

by breaking down sugar molecules during respiration

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6
Q

what is te source of carbon in fossil fuel

A

buried remains of long-dead organisms

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7
Q

Carbon dioxide is released into the atmosphere in increasing quantities, causing it to hold heat. This causes

A

Temperatures of land to rise, global warming, temperatures of ocean to rise

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8
Q

What step(s) could be taken to help reduce emissions of carbon dioxide in the atmosphere

A

Decrease combustion, Cut fewer trees, Plant more plants

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9
Q

Carbon dioxide and water are released as byproducts of

A

respiration

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10
Q

Most animals get the niyrogen they need by

A

eating other organisms

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11
Q

Pioneer species are adapted for growing well in _______ habitats

A

newly exposed

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12
Q

which type of succession would most likely occur after a forest fire

A

secondary succession

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13
Q

as you walk to school, you notice some moss growing in a crack in the sidewalk. This is an example of

A

a pioneer species and a primary succession

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14
Q

The 2nd year after a farmer stops growing crops, weeds such as horseweed appears. How did the new species of plants get there?

A

seed have blown into the field by the wind, insects have carried their seeds, birds have carried their seeds

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15
Q

in the early stages of succession,

A

only a few species grow in an area, most are small. species grow rapidly

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16
Q

Statement best describes a plant that is likely to be a pioneer species

A

It grows quickly and thrives in bright sunshine

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17
Q

Water changes from a liquid to vapor during

A

evaporation

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18
Q

Bacteria are essential to

A

nitrogen fixation

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19
Q

statement about cycles of matter is true?

A

Matter is moved between the physical environment and living organisms

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20
Q

Drinking after running on a hot day replaces water lost through

A

transpiration

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21
Q

Approximately, 91% of the Earth’s ______ falls on the ocean

A

precipitation

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22
Q

water that seeps into the ground, where it is stored in underground caverns or porous rock is called

A

groundwater

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23
Q

Organisms need nitrogen to_____

A

Build proteins and DNA

24
Q

when fungi and bacteria decompose organic matter, they return _____ to the environment

A

carbon and nitrogen

25
Q

statement best describes Succession

A

it occurs through predictable stages over time

26
Q

if you hold a jar over a lit candle, a dark residue forms on the inside of the jar. The residue is

A

Carbon

27
Q

in the later stages of succession,

A

a stable hardwood forest will grow

28
Q

approximately, 78% of the Earth’s atmosphere is nitrogen gas. How do et nitrogen gas from the atmosphere to use for building proteins ?

A

by eating plants, animals or their products

29
Q

bacteria is essential to

A

nitrogen fixation

30
Q

which statement about cycles of matter is true?

A

Matter is moved between the physical environment and living organisms

31
Q

loccurs through predictable stages over time

A

succession

32
Q

carbon from nonliving environment becomes a part of living organisms through

A

photosynthesis

33
Q

water changes from liquid to vapor during

A

evaporation

34
Q

Pioneer Species

A

grows quickly and thrives in bright sunshine

35
Q

drinking after running on a hot day replaces water lost through

A

transpiration

36
Q

during nitrogen fixation, nitrogen gas is converted into a form that ______ can use

A

plants

37
Q

how do the living organisms in the diagram return carbon to the atmosphere

A

by breaking down sugar molecules during respiration

38
Q

carbon dioxide causes

A

temperatures of land and ocean to rise and global warming

39
Q

what step(s) could be taken to help reduce the emissions of carbon dioxide into the atmosphere

A

decrease combustion, cut fewer trees, plant more plants

40
Q

source of carbon in fossil fuels

A

buried remains of long dead organisms

41
Q

which process produces carbon dioxide

A

decomposition, respiration, combustion

42
Q

approximately, 91% of the Earth’s _____ falls on the ocean

A

precipitation

43
Q

type of succession would most likely to occur after a forest fire

A

secondary succession

44
Q

Pioneer species are adapted for growing well in ____ habitats

A

newly exposed

45
Q

organisms need nitrogen to

A

build proteins and DNA

46
Q

carbon dioxide and water are released as byproducts of

A

respiration

47
Q

approximately, 78% of the Earth’s atmosphere is nitrogen gas. How do we get this nitrogen from the atmosphere to use for building proteins

A

by eating plants, animals or their products

48
Q

groundwater

A

water that seeps into the ground, stored in underground caverns or in porous rocks

49
Q

as you walk to school, you notice some moss growing in a crack in the sidewalk. This is an example of

A

pioneer species, primary succession

50
Q

in later stages of succession,

A

many species are usually present

51
Q

2nd year after a farmer stops growing crops, weeds start to appear. How did new species get there?

A

Seeds may have been blown into the field by wind, insects and birds may have arries their seeds

52
Q

if u hold a jar over a lit candle, a dark residue forms on the inside of the jar. The residue is

A

carbon

53
Q

in early stages of succession

A

species grow rapidly

54
Q

when fungi and bacteria decompose organic matter, they return ______ to the environment

A

carbon and nitrogen

55
Q

whicch substance must be chemically transformed before it can be used by plants?

A

nitrogen gas

56
Q

most animals get the nitrogen thy need by

A

eating other organisms