Questão 1
Questão
[blank_start]Ecology[blank_end] is the study of the environment and everything in it, both living and non-living
Questão 2
Questão
The [blank_start]biosphere[blank_end] is all the different types of ecosystems found on Earth
Questão 3
Questão
A [blank_start]habitat[blank_end] is the place where something lives. It includes all the things that make it a suitable place to live. For example, food, water, and shelter.
Questão 4
Questão
A [blank_start]niche[blank_end] is each organisms specific role in the environment
Questão 5
Questão
Which of the following affects community structures?
Responda
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Abiotic Factors
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Light
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Seasons
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Biotic Factors
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Interactions
Questão 6
Questão
Which of the following are examples of abiotic factors?
Responda
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Climate
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Topography
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Soil Type
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Plant Structures
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Human Activity
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Resources
Questão 7
Questão
Which of the following is a example of biotic factors?
Responda
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Evolution
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Adaptations
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Diseases
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Climate
Questão 8
Questão
Which of the following are examples of interactions?
Responda
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Adaptations
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Climate
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Competition
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Predation
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Soil Type
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Disease
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Human Activity
Questão 9
Questão
Any close relationship between species is called [blank_start]symbiosis[blank_end]
Questão 10
Questão
A symbiotic relationship in which both species benefits is called [blank_start]mutualism[blank_end]
Questão 11
Questão
A symbiotic relationship in which one organism benefits and the other is not affected is called [blank_start]commensalism[blank_end]
Questão 12
Questão
A symbiotic relationship in which one organism benefits but the other is harmed is called [blank_start]parasitism[blank_end]
Questão 13
Questão
The presence of predators usually increases the number of different species that can live in an ecosystem. Predators limit the size of prey population. As a result, there is more food available and less competition between species
Questão 14
Questão
[blank_start]Competitive Exclusion[blank_end] is when any two individuals of the same or different species will have differences that makes one a better competitor than the other, so one is naturally excluded. They cannot coexist indefinitely
Questão 15
Questão
[blank_start]Keystone species[blank_end] are certain species that are critical to the survival and diversity of the community. They dictate community structures by outcompeting other species. If they are removed, another species may dominate and exclude others. This decreases biodiversity
Questão 16
Questão
[blank_start]Primary Succession[blank_end] is a series of events that occur during the colonization of barren land. [blank_start]Secondary Succession[blank_end] is a series of events that occur during the re-colonization of distributed land that already possesses soil.
Responda
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Primary Succession
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Secondary Succession
Questão 17
Questão
Lichens and mosses break down rock to produce soil. This is known as
Responda
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Grasses and Shrubs
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Small shrubs and trees
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Pioneer Species
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Climax Community
Questão 18
Questão
Opportunistic, fast growing plants colonize and stabilize the soil layer. This is known as
Responda
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Climax Community
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Pioneer Species
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Small shrubs and trees
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Grasses and Shrubs
Questão 19
Questão
This outcompetes the grasses for light and nutrients. It is known as
Responda
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Small shrubs and trees
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Pioneer Species
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Climax Community
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Grasses and shubs
Questão 20
Questão
Mature trees and shrubs are known as
Responda
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Small shrubs and trees
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Climax Community
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Pioneer Species
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Grasses and shrubs
Questão 21
Questão
[blank_start]Populations[blank_end] are all the individuals of a species that live together in one place at one time
Questão 22
Questão
[blank_start]Demography[blank_end] is the statistical study of populations. It is used to predict how the size of a population will change
Questão 23
Responda
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is the number of individuals in a population
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influences the growth rate in enviorments
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has an important impact on evolution
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has an important effect on the ability of the population to survive
Questão 24
Questão
A small population is more likely to become extinct
Responda
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because of natural selection
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in the case of random events or natural disaster
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due to inbreeding where the population is more genetically alike. Recessive traits are more likely to appear.
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in order to achieve evolution
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with reduced variability it is harder to adapt the changes
Questão 25
Questão
Population density
Responda
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the second major impact in evolution
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the number of individuals in a given area
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if they are too far apart they may only rarely encounter one another resulting in little reproduction
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a cause of natural disasters
Questão 26
Questão
Disease, competition, predators, parasites, food, and crowding are all examples of [blank_start]density-dependent factors[blank_end].
Questão 27
Questão
Volcanic eruptions, temperature, storms, floods, droughts, chemical pesticides, and major habitat disruptions are examples of [blank_start]density-independent[blank_end] factors.
Questão 28
Questão
[blank_start]Dispersion[blank_end] is the way in which individuals are arranged.
Questão 29
Responda
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a hypothetical population that has key characteristics of the real population being studied.
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reflects the birth and death rates in society
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illustrates the population in the past
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used by demographers to predict how a population will grow
Questão 30
Questão
[blank_start]Exponential growth curve[blank_end] is the population growth plotted against time. As a population gets larger, it also grows at a faster rate. This is the maximum population growth under ideal circumstances. It includes plenty of room for each member, unlimited resources, and no hindrance.
Questão 31
Questão
This model accounts for the declining resources available to populations as they grow.
Responda
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Carrying capacity
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Logistic model
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Exponential growth curve
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Exponential decay curve
Questão 32
Questão
The number of organisms of one species that an environment can support indefinitely
Responda
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Carrying Capacity
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Logistic Model
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Exponential decay curve
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Exponential growth curve
Questão 33
Questão
What are 2 ways a population can prosper?
Responda
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Depends of exponential growth rate
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Depends on the rate of growth
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Depends on the population density
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Influenced by the carrying capacity
Questão 34
Questão
[blank_start]R-strategists[blank_end] are characterized by exponential growth, which results in temporarily large populations, followed by sudden crashes in population size. R=rate of growth
Questão 35
Questão
[blank_start]K-strategists[blank_end] are characterized by a high degree of specialization. K=carrying capacity.
Questão 36
Questão
An [blank_start]ecosystem[blank_end] is a collection of organisms and their enviorment
Questão 37
Questão
All of Earth's energy comes from the sun
Questão 38
Questão
[blank_start]Photosynthesis[blank_end] is when organisms use the Sun's energy to create energy rich molecules
Questão 39
Questão
What are sugars made up of?
Responda
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Carbon
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Phosphorous
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Nitrogen
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Oxygen
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Hydrogen
Questão 40
Questão
Energy is stored in the [blank_start]chemical bonds[blank_end] of the atoms. When the bond is broken, energy is [blank_start]released[blank_end] to fuel life processes
Questão 41
Questão
A [blank_start]producer[blank_end] is an organism that uses an outside energy source like the Sun to make energy-rich molecules
Questão 42
Questão
What does most producers contain? What is it required for?
Responda
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Energy ; Chemosynthesis
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Producers; Photosynthesis
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Chlorophyll; Photosynthesis
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Consumers; Chemosynthesis
Questão 43
Questão
Green plants are [blank_start]producers[blank_end].
Questão 44
Questão
Organisms that are found near volcanic vents in the ocean floor that make energy-rich molecules do it through a process called [blank_start]chemosynthesis[blank_end]
Questão 45
Questão
A [blank_start]consumer[blank_end] is an organism that cannot make their own food so they obtain energy by eating other animals. The four types are herbivores, carnivores, omnivores, and decomposers.
Questão 46
Questão
A food chain is a simple model of the feeding relationship in an ecosystem.
Questão 47
Questão
This describes the concentration of toxins at higher trophic levels due to an increase of ingested biomass
Questão 48
Questão
This is the excess algal growth in bodies of water due to nutrient over-enrichment
Questão 49
Questão
This causes damage to the ozone layer; there is a hole that doesn't protect as effectively against solar UV rays
Responda
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Human Impact
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Biological Magnification
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Eutrophication
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Air Pollutants
Questão 50
Questão
[blank_start]Acid Rain[blank_end] is when precipitation combines with sulfates in the air released from pollution to make acid rain
Questão 51
Questão
All of the individuals of a species that live together in one place at one time is a [blank_start]population[blank_end].
Questão 52
Questão
The movement of individuals into a population from another area is called [blank_start]immigration[blank_end]
Questão 53
Questão
The movement of individuals out of a population is called [blank_start]emigration[blank_end]
Questão 54
Questão
[blank_start]Intraspecific[blank_end] competition is when members of the same species compete for limited resources, while [blank_start]interspecific[blank_end] competition is when different species compete for limited resources.
Responda
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Intraspecific
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interspecific