16863719
Descrição
Quiz por Jessica Dewald, atualizado 9 meses atrás
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Criado por Jessica Dewald
quase 6 anos atrás
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Questão 1
Questão
What do we call the movement of organisms into a given area from another area?
Responda
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population shift
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immigration
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emigration
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carrying capacity
Questão 2
Questão
What plant species in the figure below represents a pioneer species if the area is undergoing primary succession?
Responda
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shrubs
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grasses
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lichens
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deciduous trees
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coniferous trees
Questão 3
Questão
Which of the following is a density-independent limiting factor?
Responda
-
seasonal cycles
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competition
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crowding
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disease
Questão 4
Questão
Which part of the graph represents exponential growth for the population?
Responda
-
A
-
B
-
C
-
D
Questão 5
Questão
The graph represent _____ growth, and rabbits are ___ reproductive strategists.
Responda
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logistic, R
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exponential, R
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logistic, K
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exponential, K
Questão 6
Questão
If the humans eliminate a predator, how would this initially affect the number of prey animals?
Responda
-
The number would rapidly decrease
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The number would increase
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The number would remain constant
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The number would slowly decrease
Questão 7
Questão
Which of the following in not one of the factors that plays a role in population growth rate?
Responda
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population density
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immigration
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death rate
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emigration
Questão 8
Questão
Which statement best describes the fruit fly population in the part of the curve labeled X in the graph shown in the figure below.
Responda
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The fruit fly population can no longer mate and produce fertile offspring
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The fruit fly population has reached the number of organisms that habitat can support
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The fruit fly population is no longer able to adapt to the changing environmental conditions
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The fruit fly population has an average lifespan of 36 days
Questão 9
Questão
Which meadow has the greatest biodiversity?
Responda
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Meadow A
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Meadow B
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Meadow C
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Not enough information
Questão 10
Questão
The human population experienced exponential growth after....
Responda
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the industrial revolution began
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the bubonic plague occurred
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agriculture began
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plowing and irrigation began
Questão 11
Questão
What is one difference between primary and secondary succession?
Responda
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secondary succession begins on soil, and primary succession begins on bare rock
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Primary succession modifies the environment, and secondary succession does not
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Primary succession is slow, and secondary succession is rapid
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secondary succession begins with lichens, and primary succession begins with trees
Questão 12
Questão
When individuals in a population reproduce at a constant rate, it is called...
Responda
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exponential growth
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growth density
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logistic growth
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multiple growth
Questão 13
Questão
Why does the white-tailed deer population drop when carrying capacity is exceeded?
Responda
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resources are too low to support the population
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competition by other animals is greatly reduced
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the height of edible plants exceeds the height of the deer
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weather changes reduce the deer population
Questão 14
Questão
The graph shows the average number of rabbits and coyotes in an area over time. Which conclusion is best supported by these data?
Responda
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The number of coyotes will be greater than the number of rabbits within a ten-year period
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The number of rabbits will decrease during summer months
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The rabbit population obtains energy by consuming young plants
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The coyote population is influenced by the available number of rabbits
Questão 15
Questão
A herd of deer lives in an area of Northwest Ohio between two major interstate highways. As the population continues to grow, several deer die from starvation. This example in which type of limiting factor?
Responda
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density-independent
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density-dependent
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abiotic factor
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none of the above
Questão 16
Questão
When organisms move out of the population, this is known as ....
Responda
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emigration
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immigration
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abandonment
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succession
Questão 17
Questão
From the graph, determine which time period are birth and death rate equal?
Responda
-
A
-
B
-
C
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D
Questão 18
Questão
There are 150 Saguro cactus plants per square kilometer in certain area of Arizona desert. To which population characteristic does this information refer?
Responda
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geographic distribution
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growth rate
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population density
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age structure
Questão 19
Questão
The graph shows the interactions of two populations. Population A is made up of living animals. The members of population B feed on these animals. The members of population B are most likely...
Responda
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autotrophs
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prey
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parasites
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predators
Questão 20
Questão
An undisturbed squirrel population grows until its carrying capacity is reached. Which of the graphs below best resembles this squirrel population?
Responda
-
A
-
B
-
C
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D
Questão 21
Questão
The graph below shows the interaction of the wolf and moose populations on Isle Royale. If the moose population continues to decrease, the wolves' food supply will decrease. What will most likely happen to the wolf population as a result?
Responda
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decreases
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increase slightly
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remain the same
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increase greatly
Questão 22
Questão
What must occur in a population in order for it to grow?
Responda
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the birth rate and death rate remain the same
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the birth rate becomes lower than the death rate
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the birth rate stays the same and the death rate increases
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the birth rate becomes higher than the death rate
Questão 23
Questão
Which of the following has caused the human population growth rate to increase?
Responda
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a shift towards an older population
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famine and drought
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the frequency and severity of common diseases
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improvements in nutrition, medicine, and sanitation
Questão 24
Questão
The table shows how several different populations have changed over a one year time span. Look at each population and determine which population has had an overall increase?
Responda
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population A
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population B
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population C
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population D
Questão 25
Questão
On what trophic level would you find organisms that use the sun's energy directly to make their own food?
Responda
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1
-
2
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3
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4
Questão 26
Questão
The ultimate source of energy for all organisms in life is:
Responda
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water
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oxygen
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nitrogen
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the sun
Questão 27
Questão
An animal that only eats the flesh of another animal is called a:
Responda
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producer
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herbivore
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carnivore
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omnivore
Questão 28
Questão
In the following food chain, which organism is the secondary consumer? grass ------> rabbit -------> snake ------> hawk
Responda
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grass
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rabbit
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snake
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hawk
Questão 29
Questão
In the above food chain, the snake is an example of a:
Responda
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producer
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primary consumer
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secondary consumer
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tertiary consumer
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quaternary consumer
Questão 30
Questão
Which of the following organisms is an autotroph?
Responda
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algae
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bear
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cheetah
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fish
Questão 31
Responda
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competition
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mutualism
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parasitism
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predator/prey
Questão 32
Questão
In the terrestrial food web above, what would be the effect of a farmer introducing a rat poison into the ecosystem that is toxic to rats and mice?
Responda
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the population of fox would decrease
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the population of grasshoppers would decrease
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the population of hawks would increase
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the population of rabbits would decrease
Questão 33
Questão
Which of the following is an abiotic factor in an ecosystem?
Responda
-
bird
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tree
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rock
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deer
Questão 34
Questão
Sea anemones contain a venom that is used to sting and paralyze their prey. The clownfish contains an enzyme in their scales that makes them immune to the venom. This allows them to freely live in the sea anemone without being harmed providing the clownfish with protection. This is an example of what type of relationship?
Responda
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predator-prey
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mutualism
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commensalism
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parasitism
Questão 35
Questão
Lichen is a symbiotic decomposer that attaches itself to trees and slowly breaks them down. They obtain nutrients from the tree, allowing them to survive and reproduce while the tree slowly dies. What type of relationship is this?
Responda
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predator-prey
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mutualism
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parasitism
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competition
Questão 36
Questão
Mushrooms and other fungi are responsible for breaking down dead organic matter. In the ecosystem, they are called:
Responda
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producers
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consumers
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decomposers
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scavengers
Questão 37
Questão
The amount of energy that is passed from one organism to the next in a food chain is:
Responda
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5%
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10%
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15%
-
20%
Questão 38
Questão
In an energy pyramid, the bottom level represents:
Responda
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consumers
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producers
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scavangers
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decomposer
Questão 39
Questão
In an energy pyramid, the lowest level has:
Responda
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less energy than the top level
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less energy than the second level
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more energy than the top level
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the same amount of energy is available to a consumer
Questão 40
Questão
Decomposers are important to ecosystems because they:
Responda
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are at the highest level of the energy pyramid
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change simple compounds into more complex ones
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convert light energy into sugars through photosynthesis
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make nutrients available for producers to use
Questão 41
Questão
All the following are examples of limiting factors for a population EXCEPT:
Responda
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space
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food
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time
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weather
Questão 42
Questão
As populations grow individuals tend to compete for
Responda
-
resources
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stress
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independence
Questão 43
Questão
An animal that eats only plants is a:
Responda
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primary consumer
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secondary consumer
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tertiary consumer
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primary producer
Questão 44
Questão
Which of the following is an example of an ecosystem?
Responda
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air, water, grass, badgers
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air, water, sunlight, and soil
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hawks, mouse, badgers, and eagles
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grass, trees, bushes, and flowers
Questão 45
Questão
The plant receives 3456.8 kcal of energy from the sun. How much energy will the snake end up with? [blank_start]3.4568[blank_end] kcal of energy.
Responda
-
3.4568
Questão 46
Questão
Biomagnification is when toxins, such as mercury and DDT, increase in the amount present in an organism as you move up in the food chain/web.
Responda
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true
-
fasle
Questão 47
Questão
Which organism in the food chain would contain the highest levels of DDT poisoning?
Responda
-
snake
-
cricket
-
plant
-
owl
Questão 48
Questão
Two closely related species of birds live in the same tree. Species A feeds on ants and termites, while species B feeds on caterpillars. The two species coexist successfully because
Responda
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each occupies a different niche
-
they interbreed
-
they use different methods of reproduction
-
birds compete for food
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