Bio Quizlet
matching
1. high birth rate, high infant mortality rate- type 3 2. low infant mortality rate, high rate of parental care- type 1 3. equal- chance of survival as an infant or an adult- type 2
zones of the ocean
1. inertial zone 2. neritic zone 3. bathyal zone 4. abyssal zone 5. hadal zone
how things grow in order
1. fire 2. weeds 3. shrubs 4. softwood saplings 5. hardwood forests
matching
1. grasshopper- herbivore 2. bear- omnivore 3. coyote- carnivore 4. mushroom- decomposer 5. earthworm- detritivore
which of the following zone is considered aphotic
hadal zone
matching
1. organism- amoeba 2. population- all squirrels living in the backyard 3. community- the squirrels, chipmunks, rabbits grass trees rose bushes worms and bacteria in the backyard 4. ecosystem- squirrels chipmunks rabbits grass trees rose bushes soil water rocks and other non living things in the back yard biome- desert
matching
1. rare, no pattern- random dispersion 2. specific pattern, territorial- uniform dispersion 3. cluster- clumped dispersion
approximately how much more acidic is acid rain (pH=4.0) that regular rain (pH-5.6)
10x
___ biodiversity leads to an ecosystem that can withstand changes
higher
essay
Give examples of mutualism, commensalism, and parasitism
the extinction of a species today is most likely due to
human activities
which of the following is a density dependent factor
hunting competition for food outbreak of disease
which of the following is a way that a population will experience growth
immigration
what would be biotic factors affecting a tree in a rain forest
a caterpillar eating its leaves a bird nesting in its branches fungus growing on its roots
which physical change is most likely to disrupt a tropical ecosystem
a change in temperature
(approximately 50 million....) which affect most likely would result from the clearing of these forests
a decrease in biodiversity
what is the difference between a habitat and a niche
a habitat is composed of the abiotic and biotic factors of the area in which an organism lives. a niche is the role of a species takes in its ecosystem
a group of organisms of the same kind within a community is called
a population
populations have the potential to grow exponentially when resources are
abundant
which of the following is not a substance that tends to bioaccumulate
algae
which of the following is a population
all the lions that live in the savanna of kenya africa
(too much plant life) most likely caused by which which water pollutant
ammonia (main component of fertilizer)
which of the following serves as evidence of water pollution
an abundance of water plants in lakes indicator species
radio telemetry
an animal is fitted with a column that emits signals
what is the difference between a lake and an estuary
an estuary has a mixture of freshwater and saltwater a lake is surrounded by land on all sides
which of the following organisms would be in competition with a pelican if intraspecific competition is taking place
another pelican
in an energy pyramid, which trophic level has the least amount of energy available
apex predator
which statement best describes the availability of energy for organisms in different trophic levels
available energy decreases as trophic levels increase
a volcano erupted, covering the plant life in the area with lava. over time, pioneer plants began to grow on the lava rock. what is the growth an example of
succession
which of the following organisms shows the greatest exponential growth in population
bateria
why is earth often referred to as "an island in space"
because of the isolated source of nutrients and resources for humans to use
why are introduced species sometimes called "invasive" species?
because they can invade an ecosystem and cause harm to native species
which of the following is the reason a wetland is one of the most productive freshwater ecosystems
biodiversity
the thin layer within which life exists on earth is called the
biosphere
which statement below correctly describes sustainable farming practices
by not using chemical fertilizers and chemical pesticides,.... therefore, they should be able to plant a wide range of crops that produces food for generations
which of the following is a biotic factor found in a desert ecosystem
cactus
what compound in the atmosphere is responsible for keeping earth warm
carbon dioxide
which greenhouse gas contributes to global warming as a result of deforestation, as well as the burning of fossil fuels
carbon dioxide
which of the following chemicals do not have a significant affect on the pH of rain
carbonic acid
essay
choose an invasive species that humans introduced to an ecosystem. describe how the species was introduced and atleast two methods that humans do to control is
which type of symbiotic relationship is characterized by one organism benefiting from the relationship and the other organism being neutrally affected
commensalism
what is the relationship between density-independent factors and population size
density-independent factors are unrelated to population size
which of the following major biomes is most similar to that of the tundra biome
desert
what is the relationship between a limiting factor and the growth of a population
directly proportional
which density dependent factor has the capability of wiping out an entire population
disease
which of the following cannot be measured by population density
dispersion of a population
which of the following is not a limiting factor of terrestrial habitats
dissolved oxygen
which of these levels of organization includes the other three
ecosystem
___ is described as a time when individuals leave the environment they were born in and relocate elsewhere
emigration
which of the following events does not cause an increase in population size
emigration
what is the responsibility of the EPA
enforce laws that protect the environment
which of the following leads to high numbers of immigration to a country
financial prosperity
what sport is believed to have drawn tourists to the galapagas islands in the 1920s
fishing
invertebrates, reptiles, and amphibians are affected by climate change due to
fluctuations in temperature
which of the following are resources that decrease due to human population growth
food water space
a ___ shows the path of energy from one organism to another
food chain
what causes blight, a disease that affects plants
fungi
food chain order
grass rabbit snake hawk
(wetlands are ecologically.....) what would the potential impacts of the local area be
increase in flooding a decrease in biodiversity a disruption to natural migration routes and patterns
(climate change....) is an example of
interspecies competition
what is the relationship between population density and available resources
inversely proportional
which of the following are true of sustainable development
it preserves resources for future generations it requires more time management
in a food chain, how would kelp be classified, and in which ocean zone do kelp forests live
kelp is a producer ad grows in the neritic zone
which of the following types of vegetation would least likely grow in a savanna
large oak tree
which of the following is true of limiting factors
limiting factors prevent a population from growing uncontrollably
this lake region is on the coastline of a lake, between the low and high tides. these waters are usually shallow, and receive a great deal of sunlight
littoral zone
what is necessary for the carrying capacity of an ecosystem population to be high
lots of food shelter
what is the most likely result of brown snakes being released accidentally on the island
more snakes fewer birds
how has the expansion of the human population led to this habitat loss
more space is needed to grow more food
what is the difference between autotrophs and heterotrophs
most autotrophs are photosynthetic and use the sun as their main energy source, while heterotrophs obtain their energy from consuming other living things
which symbiotic relationship is characterized by two organisms benefiting from living together
mutualism
the ___ zone is home to two unique ecosystems: the kelp forest and the coral reef
neritic
which of the following is not a factor used to divide the ocean into zones
number of species
which of the following is not a freshwater ecosystem
ocean
the carrying capacity of a region is affected by both density-dependent factors and density-independent factors. which is a density-independent factor
temperature
an areas carrying capacity is determined by its limiting factors because
organisms need resources to survive
which of the following is not a result of exposure to chemical toxins
overpopulation
which of the following are abiotic factors that make up the habitat of a freshwater dolphin
pH of the water temperature of the water amount of sunlight
which of the following values on the pH scale is considered acidic
pH= 5.6
which biochemical cycle does not move through the atmosphere, but moves through rocks and soil by way of weathering
phosphorus cycle
which mechanism helps carbon to cycle from the atmosphere to living organisms
photosynthesis
at which level of an energy pyramid would u expect to find the largest population of organisms
producers
in which lake region would you expect to find bloodworms, or decomposers living in the mud
profundal zone
when harvesting trees for lumber, which method would be the most sustainable
selective harvesting
which of the following are examples of sustainable use of natural resources
selective logging crop rotation controlled fires
which of the following is true of the carbon cycle
the carbon cycle involves photosynthesis the carbon cycle involves cellular respiration the carbon cycle balances the use of carbon on earth
what is the result of removing a keystone species from an ecosystem
the entire ecosystem will change
true about biodiversity
the higher the diversity in an ecosystem, the more likely it is that the ecosystem can withstand changes. a decrease in biodiversity will eventually affect all species in an ecosystem, resulting in a less productive environment
carrying capasity
the maximum number of individuals that an ecosystem can support without harming the ecosystem
what are invasive species and what is the potential impact they have on new areas
the species are moved from one location to another due to human activity. after establishing themselves in the new area, they can reduce biodiversity, and sometimes creates atomic
which of the following best describes how using fertilizer affects the nitrogen cycle
the use of fertilizer would result in more nitrogen in the groundwater
which of the following is true about temperate forests
they receive an abundance of rain throughout the year
which of the following is true abt temperature forest
they receive an abundance of rain throughout the year
which of these is one of the major reasons for using controlled burns to maintain certain ecosystems
to rid the forest floor of accumulated deadwood and brush
which biome posses the highest biodiversity of any other biomes
tropical rainforests
which biome would you most likely find in the highest latitudes of the northern hemisphere
tundra
which is not an example of pollution
water
which of the following resources is currently considered renewable but may become a nonrenewable resource as earth's population expands
water
which of the following factors are density-independent factors
weather the introduction of an invasive species deforestation
