Several species of song birds can live in the same spruce tree only because they

occupy different niches within the tree

What does the range of population tell you that density does not?

the areas inhabited by a population

Resource shortages triggered by increasing population size are

density dependent limiting factors

What is one difference between primary (1°) and secondary (2°) succession?

2° begins on soil, and 1° begins on newly exposed surfaces

When individuals in a population reproduce at a constant rate, it produces

a pattern of growth called exponential growth

The Earth's climate is, in part, created by the interaction of

landmasses, the atmosphere, and the ocean

Organisms within an ecosystem are

biotic factors in that ecosystem

A biome is identified by its particular set of biotic factors and its

average precipitation and temperature

An example of a place with a microclimate is

a forested park in a desert city

Which one of the following statements is not true of freshwater wetlands

The water in freshwater wetlands is always brackish

The chemistry of aquatic ecosystems is determined by the

amount of salt, nutrients, and oxygen dissolved in the water

Which are the two ways a population can decrease in size?

decreased birth rate and emigration

studbud

Midterm Review Ecology

98 termsStudBud Administration116 plays

Biology Chapter 3 Lessons 1-4: Biology Pearson, Levine Duplicate of Biology Ch 4 Miller & Levine: A review for Miller & Levine, Chapter 4: The Biosphere Duplicate of Biology Chapter 5 Populations Miller and Levine: Biology Chapter 5 Populations Miller and Levine

Flashcards98 cardsFPractice quizPHost liveL

Questions 98

Answers

1
Animals that feed on the carcasses of dead animals
Carnivores
Scavengers
Omnivores
Herbivores
2
Carbon cycles through the biosphere in all of the following ways except
photosynthesis
decomposition of plants and animals
burning of fossil fuels
Transpiration
3
Several species of song birds can live in the same spruce tree only because they
have different habitats within the tree
can find different temperatures within the tree
eat different foods within the tree
occupy different niches within the tree
4
Which two biomes have the least amount of precipitation
boreal forest and temperate woodland and shrubland
tropical savanna and tropical dry forest
tropical rain forest and temperate forest
tundra and desert
5
Which is the most abundant gas in the atmosphere
Phosphorus
Carbon
Nitrogen
Helium
6
Which of the following is NOT one of the factors that play a role in population growth rate?
immigration
death rate
emigration
demography
7
What does the range of population tell you that density does not?
the births per unit area
the deaths per unit area
the number that live in an area
the areas inhabited by a population
8
About 500 years ago, the world's population started
to level off
to reach carrying capacity
decreasing
growing more rapidly
9
Resource shortages triggered by increasing population size are
density independent factors
reasons for high death rates
reasons for low birth rate
density dependent limiting factors
10
An interaction in which one organism captures and feeds on another organism is called
symbiosis
predation
mutualism
competition
11
What is one difference between primary (1°) and secondary (2°) succession?
2° begins on soil, and 1° begins on newly exposed surfaces
2° succ. begins with lichens, and 1° succ. begins with trees
1° succession is slow, and 2° succession is rapid
1° succ. modifies the environment, and 2° succ. does not
12
When individuals in a population reproduce at a constant rate, it produces
a pattern of growth called growth density
a pattern ofgrowth called carrying capacity
a pattern of growth called exponential growth
a pattern of growth called logistic growth
13
The Earth's climate is, in part, created by the interaction of
solar radiation, surface temperatures, and biomes
weather, heat transport, and the environment
landmasses, the atmosphere, and the ocean
temperatures, ecosystems, and wind
14
The loss of heat to space is slowed by
atmospheric gases
solar energy
radiation entering the atmosphere
the biosphere
15
Different species can share the same habitat, but competition among them is reduced if they
eat less
reproduce at different times
move away
occupy different niches
16
Organisms within an ecosystem are
bioptic factors in that ecosystem
abiotic factors in that ecosystem
meiotic factors in that ecosystem
biotic factors in that ecosystem
17
Autotrophs can produce their own food they are also known as
Herbivores
Carnivores
Primary Producers
Consumers
18
Which will reduce competition within a species' population?
fewer resources
higher birthrate
higher population density
fewer individuals
19
Each of the following is an abiotic factor in the environment EXCEPT
soil type
rainfall
plant life
temperature
20
Sunlight is a(n)
biotic factor
abiotic factor
21
A biome is identified by its particular set of biotic factors and its
average precipitation and temperature
specific geographical location
distance from the equator
characteristic ecological community
22
An example of a place with a microclimate is
an orchid growing in a rain forest
a mountain range capped with ice
coniferous trees in a temperate forest
a forested park in a desert city
23
The symbiotic relationship between a flower and the insect that feeds on its nectar is
an example of commensalism
an example of mutualism
an example of predation
an example of parasitism
24
Which part of the water cycle is a biological process
precipitation
Transpiration
runoff
condensation
25
Which element forms part of DNA and RNA
Phosphorus
Carbon
Oxygen
Nitrogen
26
Which one of the following statements is not true of freshwater wetlands
Freshwater wetlands include bogs, marshes, and swamps
Wetlands are important breeding grounds for migratory birds
H2O may be present near the soil surface part of the year
The water in freshwater wetlands is always brackish
27
Which country has not yet completed the demographic transition?
Great Britian
India
Japan
United States
28
Explains why some countries have high growth rates and other countries grow slowly or not much:
social and economic factors
internet and social media
political and geographic factors
culture and cuisine
29
The chemistry of aquatic ecosystems is determined by the
biotic and abiotic factors in the water
number of other organisms present in the water
amount of salt, nutrients, and oxygen dissolved in the water
amount of rainfall the water receives
30
The repeated movement of water between Earth's surface and the atmosphere is called
evaporation
the water cycle
the condensation cylce
precipitation
31
Which of the following is not likely to be a limiting factor on the sea otter population?
competition
disease
drought
predation
32
Heterotrophs must acquire energy from other organisms they are also known as
Autotrophs
Photosynthesis
Producers
Consumers
33
Human population growth has slowed down in
India
Africa
United States
China
34
Primary succession can begin after
farmland is abandoned
a severe storm
a forest fire
a lava flow
35
A diagram that graphs the number of people of different age groups in the population is
census
pyramid
venn diagram
age structure diagram
36
Plants are a(n)
biotic factor
abiotic factor
37
Under logistic growth, population size will rise & fall around an average point called a
density ratio
carrying capacity
zillow
exponet
38
More complex organization for what animals eat and are eaten by
Food Summary
Food web
Food Chain
Food Log
39
The movement of organisms into a given area from another area is called
immigration
population shift
carrying capacity
emigration
40
Which of the following is a density-independent factor?
emigration
disease
parasite
earthquake
41
Temperatures on Earth remain within a suitable range for life as we know it because of the
unequal heating of Earth's surface
loss of heat to space
radiation of sunlight back into the atmosphere
greenhouse effect
42
If a lake receives a large input of limiting nutrient, which of these would happen first
the concentration of oxygen drops below necessary level
algae begin to die and decomposers take over
nitrogen compounds take over
An algal bloom occurs
43
a group of individuals that belong to the same species and live in the same area
Population
Ecosystem
Biome
Community
44
Which would be least likely to be affected by a density-dependent limiting factor?
a population with a high immigration rate
a small, scattered population
a population with a high birthrate
a large, dense population
45
The unequal heating of Earth's surface
drives wind and ocean currents
causes winds that transport heat throughout the biosphere
has important effects on Earth's climate regions
All of the answers
46
Elements pass from one organism to another among the biosphere through closed loops called
limiting nutrient
biogeochemical cycles
nutrients
Nitrogen fixation
47
series of steps in which organisms transfer energy by eating and being eaten
Consumer
Food system
Food Chain
Food log
48
As resources in a population become less available, population growth
reaches carrying capacity
becomes negative
increases slowly
enters a phrase of exponential growth
49
Non Living parts of an ecosystem
Biotic Factors
Abiotic Factors
50
The climate zone that receives the most direct sunlight throughout the year is called
The Southern Temperate Zone
The Northern Temperate Zone
The South Polar Zone
The Tropical Zone
51
Which are the two ways a population can decrease in size?
decreased birth rate and emigration
emigration and increased birthrate
immigration and emigration
increased death rate and immigration
52
The anticipated human population by the year 2050 may be about
9 billion
9 trillion
7.8 billion
78 billion
53
Emigration can cause a population to
increase
decrease
stay the same
54
Feed by chemically breaking down organic matter
Decomposers
Carnivores
Herbivores
Scavengers
55
Which is not an adaptation that organisms have for living in flowing water
jumping ability
suckers
streamlined bodies
hooks
56
When individuals in a population reproduce at a constant rate, it is a growth pattern called
exponential growth
logistic growth
growth density
demographic growth
57
One of the main characteristics of a population is
habitat
geographic distribution
dynamics
change over time
58
Meat and Plant eaters
Scavengers
Herbivores
Carnivores
Omnivores
59
In Rwanda, there are more young children than teenagers, and more teenagers than adults.
This indicates a population that has a steady growth rate.
This indicates a population that will double in 30 years.
This indicates a population that has stopped growing.
This indicates a population that will decrease in 30 years.
60
A group of ecosystems that share similar climates and typical organisms
Population
Ecosystem
Biome
Community
61
The number of individuals per unit is a population's
rate of change
certification
density
carrying capacity
62
Study of interactions among organisms and between organisms and their physical environment
Chemistry
Ecology
Earthology
Psychology
63
Organisms that feed on organic waste found in dirt
Herbivores
Carnivores
Detritivores
Omnivores
64
150 Saguaro cacti plants per square kilometer in a certain area of Arizona desert refers to:
age structure
growth rate
population density
geographic distribution
65
Zero population growth is characteristic of
overpopulation
logistic growth
India
detrimental growth
66
All organisms that live in a place, together with their physical environment
Ecosystem
Community
Population
Species
67
When birthrate in a population becomes higher than the death rate, the population growth rate
increases
levels off
decreases
decreases, then levels off
68
The various growth phases through which most populations go are represented by a(an)
age-structure curve
logistic growth curve
demographic curve
exponential growth curve
69
If a population grows larger than the carrying capacity of the environment, the
death rate may rise
population will grow faster
birth rate may rise
carrying capacity will change
70
When an individual moves into a population from a different population it is called
gentrification
overcrowding
immigration
emigration
71
Earth has three main climate zones because of the differences in latitude and
prevailing winds
angle of heating
amount of solar energy received
ocean currents
72
Which density-dependent factors affected the population of moose and wolves on Isle Royale?
food availability for the moose & diseases for the wolf
a hurricane followed by drought for both wolves and moose
parasite wasps for wolves & clear cut forest for the moose
extreme temperature for the moose & flooding for the wolves
73
Demography is the scientific study of
parasite and disease
human population
modernized countries
economic transitions
74
Each of the following is a density-dependent limiting factor EXCEPT:
crowding
unusual weather
disease
competition
75
Any factor in the environment that causes population growth to decreases is a
limiting nutrient
limiting factor
carrying capacity
growth factor
76
In countries like India, the human population is growing
exponentially
demographically
logistically
transitionally
77
The series of predictable changes that occur in a community over time is called
climate change
climax community
population growth
ecological succession
78
Which animal is found in the biome with cold-mod. winter, warm summer, fertile soil, and plants
iguana
white-tailed deer
moose
polar bear
79
An assemblage of different populations that lived together in a defined area
Species
Biome
Community
Population
80
If a lake receives a large input of limiting nutrient, which of these would happen first
nitrogen compounds take over
algae begin to die and decomposers take over
the concentration of oxygen drops below necessary level
An algal bloom occurs
81
Which of the following statements is not true about the oceanic zone
Most of the photosynthesis on Earth occurs in the open ocean
Life in the deep ocean is exposed to low temps and darkness
The oceanic zone extends 200 nautical miles from the shore
The open ocean has very low levels of nutrients
82
Ponds and lakes are
estuaries
standing-water ecosystems
flowing-water ecosystems
wetlands
83
One of the best known mechanisms of population control is
natural disasters
the predator prey relationship
starvation
disease
84
A mountain (mt.) can affect climate by
pushing a cool air mass back out over the ocean
causing precipitation to fall mostly on one side of the mt.
absorbing more solar energy at peak than the base of the mt.
interfering with air currents and affecting Earth's rotation
85
Climate conditions that differ significantly from the climate of the surrounding area are
ecosystems
biomes
microclimates
natural features
86
Plant eaters
Herbivores
Scavengers
Omnivores
Carnivores
87
Demographic transition is changed from high birthrates and high death rates to
a low birthrate and a high death rate
indefinite growth
expotential growth
a low birthrate and a low death rate
88
Producing energy without the sunlight
Biosynthesis
Chemosynthesis
Photosynthesis
Ecosynthesis
89
group of similar organisms that can breed and produce fertile offspring
Community
Species
Ecosystem
Population
90
Living parts of an ecosystem
Biotic Factors
Abiotic Factors
91
Which describes the largest number of individuals that an environment can support?
carrying capacity
emmigration
expotential growth
immigration
92
Which biome is characterized by very low temperatures, little precipitation, and permafrost
tundra
desert
temperate forest
tropical dry forest
93
Producing energy from the sun is known as
Ecosysthesis
Biosysthesis
Chemosynthesis
Photosynthesis
94
The average year-by-year conditions of temp. and precip. in a particular region is the region's
ecosystem
latitude
weather
climate
95
The tendency for warm air to rise and cool air to sink results in
ocean upwelling
global wind patterns
unequal heat distribution
regional precipitation
96
The photic zone
is deep, cold, and permanently dark
is where chemosynthetic bacteria are the producers
extends to the bottom of the open ocean
extends to a depth of about 200 meters
97
Meat Eaters
Carnivores
Detritivores
Herbivores
Decomposers
98
What can cause a population to grow?
The birth rate becomes higher than the death rate.
The birthrate stays the same, the death rate increases.
The birth rate becomes lower than the death rate.
The birthrate and death rate remain the same/

Midterm Review Ecology Flashcards | StudBud

Midterm Review Ecology

98 termsStudBud Administration116 plays

Flashcards98 cardsFPractice quizPHost liveL

Questions 98

Answers

1
Animals that feed on the carcasses of dead animals
Carnivores
Scavengers
Omnivores
Herbivores
2
Carbon cycles through the biosphere in all of the following ways except
photosynthesis
decomposition of plants and animals
burning of fossil fuels
Transpiration
3
Several species of song birds can live in the same spruce tree only because they
have different habitats within the tree
can find different temperatures within the tree
eat different foods within the tree
occupy different niches within the tree
4
Which two biomes have the least amount of precipitation
boreal forest and temperate woodland and shrubland
tropical savanna and tropical dry forest
tropical rain forest and temperate forest
tundra and desert
5
Which is the most abundant gas in the atmosphere
Phosphorus
Carbon
Nitrogen
Helium
6
Which of the following is NOT one of the factors that play a role in population growth rate?
immigration
death rate
emigration
demography
7
What does the range of population tell you that density does not?
the births per unit area
the deaths per unit area
the number that live in an area
the areas inhabited by a population
8
About 500 years ago, the world's population started
to level off
to reach carrying capacity
decreasing
growing more rapidly
9
Resource shortages triggered by increasing population size are
density independent factors
reasons for high death rates
reasons for low birth rate
density dependent limiting factors
10
An interaction in which one organism captures and feeds on another organism is called
symbiosis
predation
mutualism
competition
11
What is one difference between primary (1°) and secondary (2°) succession?
2° begins on soil, and 1° begins on newly exposed surfaces
2° succ. begins with lichens, and 1° succ. begins with trees
1° succession is slow, and 2° succession is rapid
1° succ. modifies the environment, and 2° succ. does not
12
When individuals in a population reproduce at a constant rate, it produces
a pattern of growth called growth density
a pattern ofgrowth called carrying capacity
a pattern of growth called exponential growth
a pattern of growth called logistic growth
13
The Earth's climate is, in part, created by the interaction of
solar radiation, surface temperatures, and biomes
weather, heat transport, and the environment
landmasses, the atmosphere, and the ocean
temperatures, ecosystems, and wind
14
The loss of heat to space is slowed by
atmospheric gases
solar energy
radiation entering the atmosphere
the biosphere
15
Different species can share the same habitat, but competition among them is reduced if they
eat less
reproduce at different times
move away
occupy different niches
16
Organisms within an ecosystem are
bioptic factors in that ecosystem
abiotic factors in that ecosystem
meiotic factors in that ecosystem
biotic factors in that ecosystem
17
Autotrophs can produce their own food they are also known as
Herbivores
Carnivores
Primary Producers
Consumers
18
Which will reduce competition within a species' population?
fewer resources
higher birthrate
higher population density
fewer individuals
19
Each of the following is an abiotic factor in the environment EXCEPT
soil type
rainfall
plant life
temperature
20
Sunlight is a(n)
biotic factor
abiotic factor
21
A biome is identified by its particular set of biotic factors and its
average precipitation and temperature
specific geographical location
distance from the equator
characteristic ecological community
22
An example of a place with a microclimate is
an orchid growing in a rain forest
a mountain range capped with ice
coniferous trees in a temperate forest
a forested park in a desert city
23
The symbiotic relationship between a flower and the insect that feeds on its nectar is
an example of commensalism
an example of mutualism
an example of predation
an example of parasitism
24
Which part of the water cycle is a biological process
precipitation
Transpiration
runoff
condensation
25
Which element forms part of DNA and RNA
Phosphorus
Carbon
Oxygen
Nitrogen
26
Which one of the following statements is not true of freshwater wetlands
Freshwater wetlands include bogs, marshes, and swamps
Wetlands are important breeding grounds for migratory birds
H2O may be present near the soil surface part of the year
The water in freshwater wetlands is always brackish
27
Which country has not yet completed the demographic transition?
Great Britian
India
Japan
United States
28
Explains why some countries have high growth rates and other countries grow slowly or not much:
social and economic factors
internet and social media
political and geographic factors
culture and cuisine
29
The chemistry of aquatic ecosystems is determined by the
biotic and abiotic factors in the water
number of other organisms present in the water
amount of salt, nutrients, and oxygen dissolved in the water
amount of rainfall the water receives
30
The repeated movement of water between Earth's surface and the atmosphere is called
evaporation
the water cycle
the condensation cylce
precipitation
31
Which of the following is not likely to be a limiting factor on the sea otter population?
competition
disease
drought
predation
32
Heterotrophs must acquire energy from other organisms they are also known as
Autotrophs
Photosynthesis
Producers
Consumers
33
Human population growth has slowed down in
India
Africa
United States
China
34
Primary succession can begin after
farmland is abandoned
a severe storm
a forest fire
a lava flow
35
A diagram that graphs the number of people of different age groups in the population is
census
pyramid
venn diagram
age structure diagram
36
Plants are a(n)
biotic factor
abiotic factor
37
Under logistic growth, population size will rise & fall around an average point called a
density ratio
carrying capacity
zillow
exponet
38
More complex organization for what animals eat and are eaten by
Food Summary
Food web
Food Chain
Food Log
39
The movement of organisms into a given area from another area is called
immigration
population shift
carrying capacity
emigration
40
Which of the following is a density-independent factor?
emigration
disease
parasite
earthquake
41
Temperatures on Earth remain within a suitable range for life as we know it because of the
unequal heating of Earth's surface
loss of heat to space
radiation of sunlight back into the atmosphere
greenhouse effect
42
If a lake receives a large input of limiting nutrient, which of these would happen first
the concentration of oxygen drops below necessary level
algae begin to die and decomposers take over
nitrogen compounds take over
An algal bloom occurs
43
a group of individuals that belong to the same species and live in the same area
Population
Ecosystem
Biome
Community
44
Which would be least likely to be affected by a density-dependent limiting factor?
a population with a high immigration rate
a small, scattered population
a population with a high birthrate
a large, dense population
45
The unequal heating of Earth's surface
drives wind and ocean currents
causes winds that transport heat throughout the biosphere
has important effects on Earth's climate regions
All of the answers
46
Elements pass from one organism to another among the biosphere through closed loops called
limiting nutrient
biogeochemical cycles
nutrients
Nitrogen fixation
47
series of steps in which organisms transfer energy by eating and being eaten
Consumer
Food system
Food Chain
Food log
48
As resources in a population become less available, population growth
reaches carrying capacity
becomes negative
increases slowly
enters a phrase of exponential growth
49
Non Living parts of an ecosystem
Biotic Factors
Abiotic Factors
50
The climate zone that receives the most direct sunlight throughout the year is called
The Southern Temperate Zone
The Northern Temperate Zone
The South Polar Zone
The Tropical Zone
51
Which are the two ways a population can decrease in size?
decreased birth rate and emigration
emigration and increased birthrate
immigration and emigration
increased death rate and immigration
52
The anticipated human population by the year 2050 may be about
9 billion
9 trillion
7.8 billion
78 billion
53
Emigration can cause a population to
increase
decrease
stay the same
54
Feed by chemically breaking down organic matter
Decomposers
Carnivores
Herbivores
Scavengers
55
Which is not an adaptation that organisms have for living in flowing water
jumping ability
suckers
streamlined bodies
hooks
56
When individuals in a population reproduce at a constant rate, it is a growth pattern called
exponential growth
logistic growth
growth density
demographic growth
57
One of the main characteristics of a population is
habitat
geographic distribution
dynamics
change over time
58
Meat and Plant eaters
Scavengers
Herbivores
Carnivores
Omnivores
59
In Rwanda, there are more young children than teenagers, and more teenagers than adults.
This indicates a population that has a steady growth rate.
This indicates a population that will double in 30 years.
This indicates a population that has stopped growing.
This indicates a population that will decrease in 30 years.
60
A group of ecosystems that share similar climates and typical organisms
Population
Ecosystem
Biome
Community
61
The number of individuals per unit is a population's
rate of change
certification
density
carrying capacity
62
Study of interactions among organisms and between organisms and their physical environment
Chemistry
Ecology
Earthology
Psychology
63
Organisms that feed on organic waste found in dirt
Herbivores
Carnivores
Detritivores
Omnivores
64
150 Saguaro cacti plants per square kilometer in a certain area of Arizona desert refers to:
age structure
growth rate
population density
geographic distribution
65
Zero population growth is characteristic of
overpopulation
logistic growth
India
detrimental growth
66
All organisms that live in a place, together with their physical environment
Ecosystem
Community
Population
Species
67
When birthrate in a population becomes higher than the death rate, the population growth rate
increases
levels off
decreases
decreases, then levels off
68
The various growth phases through which most populations go are represented by a(an)
age-structure curve
logistic growth curve
demographic curve
exponential growth curve
69
If a population grows larger than the carrying capacity of the environment, the
death rate may rise
population will grow faster
birth rate may rise
carrying capacity will change
70
When an individual moves into a population from a different population it is called
gentrification
overcrowding
immigration
emigration
71
Earth has three main climate zones because of the differences in latitude and
prevailing winds
angle of heating
amount of solar energy received
ocean currents
72
Which density-dependent factors affected the population of moose and wolves on Isle Royale?
food availability for the moose & diseases for the wolf
a hurricane followed by drought for both wolves and moose
parasite wasps for wolves & clear cut forest for the moose
extreme temperature for the moose & flooding for the wolves
73
Demography is the scientific study of
parasite and disease
human population
modernized countries
economic transitions
74
Each of the following is a density-dependent limiting factor EXCEPT:
crowding
unusual weather
disease
competition
75
Any factor in the environment that causes population growth to decreases is a
limiting nutrient
limiting factor
carrying capacity
growth factor
76
In countries like India, the human population is growing
exponentially
demographically
logistically
transitionally
77
The series of predictable changes that occur in a community over time is called
climate change
climax community
population growth
ecological succession
78
Which animal is found in the biome with cold-mod. winter, warm summer, fertile soil, and plants
iguana
white-tailed deer
moose
polar bear
79
An assemblage of different populations that lived together in a defined area
Species
Biome
Community
Population
80
If a lake receives a large input of limiting nutrient, which of these would happen first
nitrogen compounds take over
algae begin to die and decomposers take over
the concentration of oxygen drops below necessary level
An algal bloom occurs
81
Which of the following statements is not true about the oceanic zone
Most of the photosynthesis on Earth occurs in the open ocean
Life in the deep ocean is exposed to low temps and darkness
The oceanic zone extends 200 nautical miles from the shore
The open ocean has very low levels of nutrients
82
Ponds and lakes are
estuaries
standing-water ecosystems
flowing-water ecosystems
wetlands
83
One of the best known mechanisms of population control is
natural disasters
the predator prey relationship
starvation
disease
84
A mountain (mt.) can affect climate by
pushing a cool air mass back out over the ocean
causing precipitation to fall mostly on one side of the mt.
absorbing more solar energy at peak than the base of the mt.
interfering with air currents and affecting Earth's rotation
85
Climate conditions that differ significantly from the climate of the surrounding area are
ecosystems
biomes
microclimates
natural features
86
Plant eaters
Herbivores
Scavengers
Omnivores
Carnivores
87
Demographic transition is changed from high birthrates and high death rates to
a low birthrate and a high death rate
indefinite growth
expotential growth
a low birthrate and a low death rate
88
Producing energy without the sunlight
Biosynthesis
Chemosynthesis
Photosynthesis
Ecosynthesis
89
group of similar organisms that can breed and produce fertile offspring
Community
Species
Ecosystem
Population
90
Living parts of an ecosystem
Biotic Factors
Abiotic Factors
91
Which describes the largest number of individuals that an environment can support?
carrying capacity
emmigration
expotential growth
immigration
92
Which biome is characterized by very low temperatures, little precipitation, and permafrost
tundra
desert
temperate forest
tropical dry forest
93
Producing energy from the sun is known as
Ecosysthesis
Biosysthesis
Chemosynthesis
Photosynthesis
94
The average year-by-year conditions of temp. and precip. in a particular region is the region's
ecosystem
latitude
weather
climate
95
The tendency for warm air to rise and cool air to sink results in
ocean upwelling
global wind patterns
unequal heat distribution
regional precipitation
96
The photic zone
is deep, cold, and permanently dark
is where chemosynthetic bacteria are the producers
extends to the bottom of the open ocean
extends to a depth of about 200 meters
97
Meat Eaters
Carnivores
Detritivores
Herbivores
Decomposers
98
What can cause a population to grow?
The birth rate becomes higher than the death rate.
The birthrate stays the same, the death rate increases.
The birth rate becomes lower than the death rate.
The birthrate and death rate remain the same/