12171964
Descripción
Test por Raquel Wood, actualizado hace más de 1 año
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Creado por Raquel Wood
hace alrededor de 6 años
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Pregunta 1
Pregunta
What is biology?
Respuesta
-
the study of life
-
the study of the environment
-
the study of DNA
-
the study of ecosystems
-
the study of organelles
Pregunta 2
Pregunta
Which of the following is NOT a property of life?
Respuesta
-
populations or organisms that are unable to change over time
-
living things exhibit complex but ordered organization
-
organisms take in energy and use it to perform all of life's activities
-
organisms reproduce their own kind
-
organisms respond to environmental stimuli
Pregunta 3
Pregunta
You try to start your car, but it does not start. Which of there is a hypothesis?
Respuesta
-
my car does not start
-
my car's battery might be dead
-
if I recharge the battery, then my car will start
-
my car is too old to function properly
-
what's wrong with my car?
Pregunta 4
Pregunta
Discovery science is primarily based on ____________.
Respuesta
-
hypothesis testing
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deduction
-
experimentation
-
theory
-
observation
Pregunta 5
Pregunta
Which of the following is a producer?
Respuesta
-
house plant
-
earthworm
-
dog
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sun
-
cow
Pregunta 6
Pregunta
Humans are ____________.
Respuesta
-
ecosystems
-
producers
-
cells
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consumers
-
decomposers
Pregunta 7
Pregunta
Relative to prokaryotic cells, eukaryotic cells are usually ____________.
Respuesta
-
smaller and more complex
-
smaller and simpler
-
smaller and equally complex
-
larger and equally complex
-
larger and more complex
Pregunta 8
Pregunta
Humans are composed of ____________ cells.
Respuesta
-
bacterial
-
archaeal
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eukaryotic
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plant
-
prokaryotic
Pregunta 9
Pregunta
Which of the following is NOT recycled, but is lost from ecosystems?
Respuesta
-
nitrogen
-
energy
-
magnesium
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carbon
-
sodium
Pregunta 10
Pregunta
Which domain(s) consist(s) of prokaryotic cells?
Respuesta
-
bacteria only
-
eukarya only
-
archaea and eukarya
-
achaea only
-
bacteria and archaea
Pregunta 11
Pregunta
Ecology is the study of ____________.
Respuesta
-
life
-
relationships among different species
-
human effects on the environment
-
interactions between humans and other species
-
interactions between organisms and their enironment
Pregunta 12
Pregunta
Which of the following is abiotic?
Respuesta
-
a protist
-
an animal
-
a plant
-
a fungus
-
a rock
Pregunta 13
Pregunta
What level of ecology is concerned with groups of individuals of the SAME species?
Respuesta
-
community
-
tissue
-
organism
-
ecosystem
-
population
Pregunta 14
Pregunta
What level of ecology is concerned with groups of individuals of DIFFERENT species?
Respuesta
-
community
-
tissue
-
organism
-
ecosystem
-
population
Pregunta 15
Pregunta
What level of ecology is concerned with both the biotic and abiotic aspects of an environment?
Respuesta
-
community
-
tissue
-
organism
-
ecosystem
-
population
Pregunta 16
Pregunta
What is the primary source of energy for nearly ALL of the earth's ecosystems?
Respuesta
-
sunlight
-
geothermal vents
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volcanoes
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wind
-
rocks and soil
Pregunta 17
Pregunta
Water moves from land to the atmosphere through ____________.
Respuesta
-
evaporation only
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precipitation
-
transpiration only
-
transpiration and evaporation
-
evaporation and precipitation
Pregunta 18
Pregunta
Which part of the earth receives the greatest intensity of solar radiation?
Respuesta
-
Tropic of Cancer
-
Tropic of Cancer and Tropic of Capricorn
-
equator
-
North and South Poles
-
all parts of the earth receive the same intensity of solar radiation
Pregunta 19
Pregunta
Areas of the earth with similar climate, plants, and animals.
Respuesta
-
life zone
-
photic zone
-
benthis zone
-
biomes
-
none of the above
Pregunta 20
Pregunta
Terrestrial biomes distribution is primarily determined by temperature and rainfall.
Respuesta
- True
- False
Pregunta 21
Pregunta
What is a population?
Respuesta
-
a group of organisms that occupy the same general area plus all the abiotic factors
-
a group of organisms that occupy the same general are
-
a group of organisms of the same species that occupy the same general area
-
all the organisms of a single species existing at a particular time
-
none of the above
Pregunta 22
Pregunta
The number of individuals of a population per unit area ois the ____________.
Respuesta
-
population dispersion pattern
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population density
-
population age structure
-
population
-
population's intrinsic rate of increase
Pregunta 23
Pregunta
In the absence of all limiting factors, a population's growth follows a(n) ____________ model.
Respuesta
-
exponential
-
hypergeometric
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mathmatical
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arithmetic
-
logistic
Pregunta 24
Pregunta
____________ is the maximum population size that a particular habitat can support and at which the population stabilizes.
Respuesta
-
survivorship curve
-
carrying capacity
-
population growth rate
-
population size
-
intrinsic rate of increase
Pregunta 25
Pregunta
Factors that tend to reduce population numbers are called ____________.
Respuesta
-
carrying capacities
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reproductive potentials
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density limits
-
environmental resistances
Pregunta 26
Pregunta
Potential of a species to increase its numbers is termed ____________.
Respuesta
-
environmental resistances
-
reproductive (biotic) potential
-
carrying capacity
-
density limits
-
migration limits
Pregunta 27
Pregunta
A population-limiting factor whose effects intensify as the population increases in density.
Respuesta
-
carrying capacity
-
density-dependent factor
-
density-independent factor
-
reproductive potential
-
none of the above
Pregunta 28
Pregunta
Which one of the following factors that limits population growth is density dependent?
Respuesta
-
nutrients
-
water
-
weather
-
soil
-
competition
Pregunta 29
Pregunta
When the biotic potential is GREATER than the environmental resistance, then a population INCREASES.
Respuesta
- True
- False
Pregunta 30
Pregunta
The role (or function) that a species plays in its community, including its habitat and its interations with other organisms.
Respuesta
-
habitat designation
-
niche
-
producer
-
primary consumer
-
none of the above
Pregunta 31
Pregunta
Energy is recycled within and between ecosystems.
Respuesta
- True
- False
Pregunta 32
Pregunta
An interaction between organisms using the same resource, which is often present in limited supplies.
Respuesta
-
carrying capacity factors
-
competition
-
ecological niche
-
biological magnification
-
biological amplification
Pregunta 33
Pregunta
When one species benefits at the expense of the other.
Respuesta
-
mutualism
-
parasitism
-
commensualism
-
abiotic inversion
-
none of the above
Pregunta 34
Pregunta
Which of the following is NOT a component of biological diversity?
Respuesta
-
genetic diversity
-
species diversity
-
ecosystem diversity
-
sub species diversity
Pregunta 35
Pregunta
A species whose impact on its community is much larger than its total mass or abundance would indicate.
Respuesta
-
keystone species
-
producer species
-
mutualistic species
-
predatory species
-
biophilic species
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