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APES > APES QUESTIONS > Flashcards

APES QUESTIONS Flashcards

1
Q

environmental science includes topics such as:

A

environmental policy, economics, literature, and ethics

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2
Q

5 environment indicators

A

-Biodiversity
-Food production
-Average global surface temp & CO2
-Human population
-Resource depletion

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3
Q

How many hectares in an acre?

A

2.47acre=1hectare

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4
Q

5 basic needs:

A

Air
Water
Food
Health
Shelter

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5
Q

Scientific Method:

A
  1. Question/Problem
  2. Hypothesis
  3. Experiment
  4. Results/Data
  5. Conclusion
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6
Q

weight vs mass

A

Weight- gravitational pull
Mass- amount of matter

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7
Q

Mass number=

A

protons +neutrons

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8
Q

atomic number=

A

number of protons

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9
Q

ph level-

A

acidic(0)-neutral(7)-alkaline(14)

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10
Q

energy=

A

power x time

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11
Q

NPP =

A

GPP - respiration by producers

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12
Q

Resistance-

A

how much a disturbance can affect flows of energy and matter in ecosystem

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13
Q

Resilience-

A

rate at which ecosystem bounces back

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14
Q

Intermediate Disturbance Hypothesis-

A

states that ecosystems experiencing intermediate levels of disturbance will favor a higher diversity of species than those with high or low disturbance levels

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15
Q

Unequal heating of earth caused by:

A

-The angle the sun rays strike varies
-The amount of surface area which is distributed varies
-Somes areas reflect more energy than others

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16
Q

The __________ the more solar energy it reflects

A

higher the albedo

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17
Q

4 properties of air

A

-Density
-Capacity to contain water vapor
-Response to change in pressure
-Latent heat release

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18
Q

location of convention currents

A

90 polar
60 Ferell
0 Hadley

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19
Q

photosynthesis equation

A

H2O + CO2 + Sunlight = O2 + C6H12O6

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20
Q

the total amount of solar energy that producers in an ecosystem capture via photosynthesis over a given amount of time. *1% of the 100%

A

GPP

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21
Q

the energy captured by producers in an ecosystem minus the producers respire. *1% of the 100%, and 40% goes to NPP. - 60% is lost to respiration

A

NPP

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22
Q

oligotrophic-

A

describes a lake with a low level of productivity.

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23
Q

Mesotrophic -

A

describes a lake with a moderate level of productivity

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24
Q

Eutrophic -

A

describes a lake with a high level of productivity.

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25
Q

the most important element in living organisms

A

carbon

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26
Q

7 Processes that Drive the Carbon Cycle:

A

Photosynthesis
Respiration
Exchange
Sedimentation
Burial
Extraction
Combustion

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27
Q

the orbit of
the earth around the sun causes:

A

most regions to experience seasonal changes in temperature and precipitation.

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28
Q

Adiabatic cooling:

A

the cooling effect of reduced pressure on air as it rises higher in the atmosphere and expands

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29
Q

Adiabatic heating:

A

the heating effect of increased pressure on air as it sinks toward the surface of the earth and decreases in volume

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30
Q

the release of energy when water vapor in the atmosphere condenses into liquid water.

A

Latent heat release

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31
Q

rain shadow

A

a region with dry condition found on the leeward side of a mountain range as a result of humid winds from the ocean causing precipitation on the windward side. So basically, one side is rained on, and the other side is completely dry.

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32
Q

Coriolis effect

A

the deflection of an object’s path due to the rotation of the earth

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33
Q

upwelling-

A

the upward movement of ocean water toward the surface as a result of diverging currents. The deep waters bring nutrients from the bottom of the ocean that support large populations of producers.

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34
Q

gyre-

A

a large-scale pattern of water circulation that moves clockwise in the Northern Hemisphere and counterclockwise in the Southern Hemisphere

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35
Q

thermohaline circulation

A

an oceanic circulation pattern that drives the mixing of surface water and deep water. Climate change could potentially disrupt this phenomenon. DRIVEN BY SALINITY

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36
Q

photic zone-

A

the upper layer of ocean water in the ocean that receives enough sunlight for photosynthesis.

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37
Q

profundal zone

A

a region of water where sunlight does not reach, below the limnetic zone are very deep lakes

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38
Q

benthic zone-

A

muddy bottom of a lake, pond, or ocean

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39
Q

aphotic zone-

A

the deeper layer of ocean water that lacks sufficient sunlight for photosynthesis. - Chemeostasis happens here

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40
Q

a cold and treeless biome with low-growing vegetation; permafrost

A

tundra

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41
Q

a forest biome made up primarily of coniferous evergreen trees that can tolerate cold winters and short growing seasons.

A

boreal forest

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42
Q

a coastal biome typified by moderate temperatures and high precipitation. Logged heavily, soil decomposition is slow due to cold temps

A

temperate rainforest

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43
Q

a biome with warm summers and cold winters with over 1m (39in) of precipitation annually

A

temperate seasonal forest

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44
Q

a biome characterized by hot, dry summers and mild, rainy winters. The hot dry summers for the natural occurrence of wildfires, plants are well adapted to both fire and drought

A

woodland/shrubland

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45
Q

a biome characterized by cold, harsh winters, and hot, dry summers

A

Temperate grassland/cold desert

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46
Q

a warm and wet biome found between 20° N and 20° S of the equator, with little seasonal temperature variation and high precipitation. Average annual temps exceed 68 degrees

A

tropical rainforest

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47
Q

a biome marked by warm temperatures and distinct wet and dry seasons.

A

Tropical seasonal forest/savanna

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48
Q

biome prevailing at approximately 30 N and 30 S, with hot temperatures, extremely dry conditions, and sparse vegetation.

A

subtropical desert

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49
Q

When humans determine which individuals to breed, typically with preconceived set of traits in mind we call this process evolution by ____________________.

A

artificial selection

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50
Q

a random change in the genetic code produced by a mistake in the copying process

A

mutation

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51
Q

a reduction in the genetic diversity of a population caused by a reduction in its size. Caused by inbreeding.

A

bottleneck effect

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52
Q

new genes a change in the genetic composition of a population as a result of descending from a small number of colonizing individuals

A

founder effect

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53
Q

the evolution of one species into two, without geographic isolation

A

Sympatric speciation

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54
Q

Species richness -

A

the number of species in a given area

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55
Q

Species evenness -

A

the relative proportion of individuals within the different species in a given area.

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56
Q

the range of abiotic and biotic conditions under which a species actually lives

A

realized niche

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57
Q

a physical law which states that energy can neither be created nor destroyed but can change from one form to another

A

first law of thermodynamics

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58
Q

the physical law stating that when energy is transformed, the quality of energy remains the same, but its ability to do work diminishes

A

second law of thermodynamics

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59
Q

In evolution through ____________________, the environment determines which individuals survive and reproduce

A

natural selection

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60
Q

2 things that determine a growing season AND limiting factors in biomes:

A

precipitation and temperature

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61
Q

Difference between genotype and phenotype:

A

Geno is genetic coding (genetic coding of brown hair)
Pheno is the expressed type (brown hair, green eyes)

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62
Q

Carrying capacity (K)

A

the limit of how many individuals in a population the environment can sustain.

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63
Q

when 2 species divide a resource based on differences in their behavior morphology.

A

niche partioning

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64
Q

a pattern of survival over time in which there is high survival throughout most of the life span, but then individuals start to die in large numbers as they approach old age. (humans, mammals)

A

Type I Survivorship Curve, K selected

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65
Q

a pattern of survival over time in which there is a relatively constant decline in survivorship throughout most of the life span. (squirrels)

A

Type II Survivorship Curve

66
Q

a pattern of survival over time in which there is low survivorship early in life with few individuals reaching adulthood. fast reproduction (mice)

A

Type III Survivorship Curve, r selected

67
Q

the relationship between two species that live in close association with each other.

A

symbiotic relationship

68
Q

benefits species 1, does not affect species 2, example is a birds nest and tree

A

commensalism relationship

69
Q

an interaction between two species that increases the chance of survival or reproduction for both species

A

mutualistic relationship

70
Q

species 1 lives on species 2 and species one benefits while species two is negatively affected

A

parasitic relationship

71
Q

a species that is not very abundant but has large effects on an ecological community.

A

keystone species

72
Q

a theory that demonstrates the duel importance of habitat size and distance in determining species richness

A

Theory of Island biogeography

73
Q

4 phases of population growth:

A

phase 1: slow population growth, high CBR and high CDR,
phase 2: rapid population growth, high CBR ad low CDR,
phase 3: stable population growth, low CBR and low CDR,
phase 4: declining population growth, low CBR and high CDR

74
Q

the theory that as a country moves from a subsistence economy to industrialization and increased affluence it undergoes a predictable shift in population growth.

A

theory of demographic transition

75
Q

a measure of the value of all products and services produced in 1 year in 1 country

A

Gross Domestic Product

76
Q

an estimate of the average number of children that each woman in a population will bear throughout her child-bearing year

A

Total Fertility Rate (TFR)

77
Q

the number of births per 1,000 individuals per year

A

crude birth rate (CBR)

78
Q

the number of deaths per 1,000 individuals per year

A

crude death rate (CDR)

79
Q

IPAT equation

A

impact = population x affluence x technology

80
Q

Urban populations represent __ of the human population but consume __ of Earth’s resources

A

½
¾

81
Q

rule of 70

A

the number of years it will take for a population to double if the growth rate stays the same, doubling time (years)- 70/% growth rate

82
Q

logistic growth model

A

does not account for independent factors, only dependable on limiting resources, s-shaped curve

83
Q

oscillating model

A

overshoots then die-offs, there is enough resources then more pop so not enough so they die off

84
Q

exponential growth model

A

minimal deaths, cannot be sustained forever, limiting resourcs are always there; ideal

85
Q

things that you dont pay for, could be beneficial or negative

A

externalities

86
Q

a shared resource that becomes depleted after too much overuse

A

tragedy of the commons

87
Q

Maximum Sustainable Yield

A

the max amount renewable can be used in order for them to still be available for future generations

88
Q

He wrote the A Sand County Almanac in 1949, he paved the way for how we use land today.

A

Aldo Leopold

89
Q

Public lands in the US include:

A

rangelands, national forests, national parks, national wildlife refuges, and wilderness areas

90
Q

managed for protection, scientific, educational, and recreation(tourism) use, and sometimes for their beauty or unique landforms

A

national parks

91
Q

open for the sustained use of biological, mineral, and recreational resources

A

Managed Resource Protected Areas

92
Q

to maintain biological communities and other purposes

A

Habitat or Species Management Areas

93
Q

established to ONLY protect species and ecosystems

A

Strict Nature Reserves & Wilderness Areas

94
Q

combine the nondestructive use of natural resources with opportunities for tourism and recreation (beaches,orchards, villages)

A

Protected Landscapes and Seascapes

95
Q

set aside to protect unique sites of special natural or cultural interest

A

National Monuments

96
Q

grazing, mining, timber and recreation

A

BLM

97
Q

timber, grazing and recreation

A

USFA

98
Q

recreation and conservation

A

NPS

99
Q

wildlife conservation, hunting, and recreation

A

FWS

100
Q

a dry open grassland primarily used for grazing cattle

A

rangeland

101
Q

a method of harvesting trees that involves removing all or almost all of the trees within an area

A

clear-cutting

102
Q

Increases wind and water erosion due to the loss of nutrients and soil, without trees sunlight is able to reach the water faster and increase temperature, more prone to mudslides

A

clear-cutting

103
Q

removes single trees or a relatively small number of trees from the larger forest

A

selective cutting

104
Q

tries to have the smallest impact on the environment, uses no machinery but human labor or horse drawn carriages. The costs and time make it difficult to use this as a common method

A

Ecologically Sustainable Forestry

105
Q

often destroy many habitats, trees never fully develop due to the contant planting, the soil may become depleted of important nutrients if too many planting and harvesting cycles occur

A

Logging, Deforestation, and Reforestation

106
Q

a fire deliberately set under controlled conditions in order to reduce the accumulation of dead biomass on a forest floor
Helps reudce the risk of uncontrolled natural fires

A

prescribed burn

107
Q

Human impacts on national parks:

A

destroy habitats, air pollution, noise pollution, fragmentation to environments

108
Q

The _________________________ mandates an environmental assessment of all projects involving federal money or federal permits

A

1969 National Environmental Policy Act (NEPA)

109
Q

NEPA ACT states:

A

-environmental impact statement
-environmental mitigation plan
-endangered species act of 1973

110
Q

you have to show the effects your project will have on the environment

A

Environmental impact statement

111
Q

what you plan to do to fix your effects or not cause as much damage

A

Environmental Mitigation Plan

112
Q

if there’s any endangered species in the developing area, you are not allowed to develop in that area

A

Endangered species Act of 1973

113
Q

4 main causes of Urban Sprawl:

A

Costs- It is cheaper to live in the country than the city.

Highway construction- roads are starting to be paved and developed.

Urban Blight- When the taxes were so high in the city, people moved out of the city. The poor people left in the city were heavily texted.

Government Policies- The government policies are not as strict as they are in the city.

114
Q

The highway trust fund-

A

comes from gas taxes and pays for construction and repairing of roads

115
Q

specifically tells you what you can do with land

A

zoning laws

116
Q

used to help boast the economy, “low risk” loans that encouraged people to buy houses

A

Federal Housing Administration (FHA)

117
Q

10 Smart Growth Principles

A

Mixed land use
Different types of housing
Walkable neighborhoods
Collaboration w community and builders
Compact building
Strong sense of place
Preserve Open space
Transportation
Direct development of existing communities
Make development decisions predictable and fair

118
Q

having adequate access to food

A

food security

119
Q

we have enough food but we don’t have access

A

food access

120
Q

not having adequate needed nutrients

A

malnutrition

121
Q

Eating lower on the food chain-

A

is more energy efficient, you are not losing any energy

122
Q

Energy subsidy-

A

is a ratio of calories produced/ calories used

123
Q

a shift in agricultural practices in the 12th century that included new management techniques, mechanization, fertilization, irrigation, and improved crop varieties, that resulted in increased food output

A

Green Revolution

124
Q

helps us get water to plants, biut can destroy ecosystems, and contribute to waterlogging, salinization, saltwater intrusion

A

irrigation

125
Q

When the little pore spaces in soil are all full of water, no air, roots must have air to survive.

A

water logging

126
Q

Salt stays behind when water evaporates. Ocean life is the only thing that survives in the saltiness.

A

salinization

127
Q

a body of permeable rock which can contain or transmit groundwater.

A

aquifers

128
Q

When salt water comes into wells and aquifers. Cannot be used

A

saltwater intrusion

129
Q

targets specific needs instead of having to spray the whole field

A

synthetic fertilizers (produced commercially)

130
Q

made from organic matter, not super chemically concentrated, takes more applications, not as potent as a commercially made fertilizer

A

organic fertilizers(natural)

131
Q

cheaper, super efficient, produces a lot of one crop at a time, allows us to have enough food for all the people in the world.

A

monocropping

132
Q

drawback of monocropping

A

one insect can come and wipe off a whole crop species, can suck out all the nutrients, overharvest

133
Q

a substance, either natural or synthetic, that kills or controls organisms that people consider pests

A

pesticide

134
Q

a pesticide that kills many different types of pest

A

broadspectrum

135
Q

a pesticide that targets a narrow range of organisms: narrow-spectrum pesticide

A

selective

136
Q

takes months to years to break down

A

persistant

137
Q

can take weeks to break down

A

nonpersistant

138
Q

________ regulates pesticides use

A

EPA

139
Q

GMO-

A

genetically modified organisms

140
Q

Benefits of GMO:

A

greater yields, more yields on less land, increase profits, can make them disease resistant, can make them pest resistance

141
Q

Drawbacks of GMO

A

people can take things to far by genetically modifying everything

142
Q

______ regulates gmos

A

USDA

143
Q

CAFO

A

large amount of species, less amount of space

144
Q

drawbacks of CAFOS:

A

Seen as inhumane, animals are caged, sickness spreads faster, manure overflows the CAFO and overflows into water and ground, antibiotic use.

145
Q

Free Range

A

more space needed, animals get to move around

146
Q

When we overfish, and causes the species to decline over 10%

A

fishery collapse

147
Q

catching fish you do not mean to catch

A

bycatch

148
Q

species you were not intending to kill

A

non-target species

149
Q

the feeding of herds of animals by moving them to seasonally productive feeding grounds, often over long distances

A

nomadic grazing

150
Q

an agricultural method in which land is cleared and used for a few years until the soil is depleted of nutrients

A

shifting agriculture

151
Q

fulfills the need for food and fiber while enhancing the quality of the soil, minimizing the use of nonrenewable resources, and allowing economic viability for the farmer. leaving enough resources for future generations

A

sustainable agriculture

152
Q

sustainable agriculture

A

-More labor intensive
-More expensive
-Organic

153
Q

an agricultural methods in which two or more crop species are planted in the same field at the same time to promote a synergistic interaction

A

intercropping

154
Q

an agricultural method in which farmers do not turn the soil between seasons as a means of reducing topsoil erosion

A

NoTill

155
Q

uses a variety of techniques designed to minimize pesticide inputs

A

Integrated Pest Management

156
Q

Five basic principles of organic agriculture

A

Sustainability
Avoid synthetic chemicals
Maintains the soil
Keep organic matter and nutrients
Reduce adverse effects of industrial agriculture.

157
Q

Adverse effects of organic agriculture:

A

Food prices are high, chemicals are applied more often, more labor, less likely to use no till since pesticides are used for no till

158
Q

Sustainable Fishery Act of 1966 implemented

A

Transferable transferable quotas- you get a certain amount of quotas to use per person, you are allowed to sell them but only a certain amount are available for everyone

159
Q

Aquaculture-

A

where we grow things in water

160
Q
A

APES (5 decks)

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