QUIZ FOUR
What percentage of energy in a food chain comprising blueberry bush, a mouse, and hawk does the top consumer actually receive from the producer?
1%
In a particular county, there are 30 births and 20 deaths for every 1000 residents. What is the annual growth rate of this population?
1.0%
The current population of Earth is roughly
20 billion.
What percentage of the total energy is lost due to metabolism, heat, and waste between trophic levels in a food chain?
90%
The term "halophile" means "salt-loving" and describes organisms that live in extremel environments. Knowing you expect halophile a member
Archaea.
On average, which continent has warmed twice as much when compared with others?
Arctic
120Which of the following organisms is responsible for building multi-carbon, high-energy compounds?
Autotrophs
Which of the following best differentiates foundation species from keystone species in a munity?
B & C
Which two domains contain prokaryotic organisms?
Bacteria and Archaea
Forests of large seedless plants dominated the planet during the BLANK period
Carboniferous
123Which of the following organisms are important for nitrogen fixation
D)They are all important
Coniferous trees are most abundant in
D)boreal forests
124Which the following has the most biomass per unit area?
D)tropical forest
The five kingdoms have been reassigned into three domains based on
DNA homology.
The tree of life has been rearranged into three domains based on what evidence?
DNA similarities structures
The was known as the Age of Fishes.
Devonian
Humans and other mammals belong to which of the following domains?
Eukarya
Fungi are members of the domain
Eukarya.
What makes an organism a keystone species?
Its loss would negatively impact the community and ecosystem
Choose the correct order of events in the nitrogen cycle.
Nitrogen is in air, bacteria fix nitrogen, animals get nitrogen from plants, animals die and decompose.
BLANK occurss when one species benefits while another species is harmed, while BLANK is when oke species benefits whil another is unharmed.
Parasitism; commensalism
All of the following are ways in which water enters the atmosphere except?
Precipitation
122Which of the following elements responsible the formation Acid Rain.
Sulfur HL SO4
Fungi play a crucial ecological role in all terrestrial ecosystems, including those in Olympic National Park. What is that role?
They are decomposers, breaking down dead organisms and helping to recycle their nutrients
Which is NOT true of yeast?
They are multicellular.
Protists share this feature with other eukaryotes.
They are photosynthetic.
What feature do all members of Eukarya share?
They have a nucleus.
Which would not be a member of the domain Eukarya?
a bacteria
A report that documents all the species (plants and animals) in an area but does not include the environment describes
a community.
An omnivore is
a plant and animal eater
An organism that is eukaryotic, multicellular, and has cell walls is
a plant or a fungus.
The evenely spaced disyribution of stalks of corn planted in an agricultural field is considered
a uniform distribution
An organism that is eukaryotic, multicellular, and heterotrophic is
an animal or fungus.
An organism that is eukaryotic, heterotrophic, and lacks cell walls is
an animal.
Purple loosestrife, Lythrum salicaria, beautiful, long-stemmed brought United States Europe as ornamental plant. and crowds cattails, Typha latifolia, another Purple loosestrife
an introduced species
Which area would have the most species diversity?
an island with a lake, mountain, and rivers in the tropics
Which plant grouping relies heavily on bee or insect pollination?
angiosperms
Which describes plant groups in order of terrestrial adaptations from earliest to the most recent?
angiosperms bryophytes, ferns, gymnosperms, and angiosperms
Place the following in order of evolutionary history from earliest to most recent.
archae, bacteria, and eukarya
Most animals
are invertebrates.
The most successful animal group is the
arthropod group.
Aleut people in the Why do ecologists count representative samples of a population and not the total population under study?
because it is impractical to count all the members of the population
Coniferous trees are abundant in
boreal forests
The greenhouse gases include
carbon dioxide, methane, nitrous oxide
Which of the following terrestrial biomes is dominated by woody plants?
chapparal
Ocean fish demonstrate which distribution pattern?
clumped
Cattle egrets hitch a ride domestic cows and eat insects example
commensalism.
A report based on the interactions of wolves, moose, ticks, and trees on Isle Royale describes a(n)
community
All individuals of all species living within an area of interest represent a(n)
community
All of the polar bears, seals, fish species, and the Aleut people in the islands make up an
community
You are a scientist who notices great similarity between the spines of a hedgehog spines a porcupine. genetics, of that code different set
convergent evolution
A decrease in natural resources will
decrease the carrying capacity
Increased mortality in a population due to increased competition for water the effect of a(n)
density dependent factor
What type of land biome is commonly found at 30 degrees North and 30 degrees South?
desert
The growth rate of a population is calculated from the BLANK for that population.
difference between births and deaths
Of the taxonomic categories below, which has the greatest number of organisms or most inclusive category?
domain
Which is a density-independent factor?
drought
A researcher who investigates how flooding affects the different populations on an island is most interested in which level of organization?
ecosystem
The ocean, sand, rocks, plants, seagulls, and invertebrates represent a(n)
ecosystem.
Which of the following BEST describes the three domains of life and their evolutionary relationships?
either Prokarya and Archada both consist of prokaryotic organisms, but archaea is more closely related to Eukarya than to Prokarya.
Broadleaf deciduous trees of temperate forests
energy. reabsorb chlorophyll, resulting in the colorful autumn pigments becoming visible.
The runoff of fertilizers from agricultural and residential areas cause aquatic algae in bodies of water to grow resulting exclusion.
eutrophication.
The process of water going into the atmosphere is called
evaporation.
The human population is growing
exponentially
Scientists monitor seasonal changes in angiosperms by examining
first flowering date.
121Which major biome type contains most of Earth's biodiversity?
forests
When all living organisms are included, contain about 70% of the biomass found on Earth's land surface.
forests
Which is NOT top-level consumer in a food chain?
human vegetarian
Carbon dioxide rapidly increased in
in the last 100 years.
Put the following in order from simplest to most complex.
individual-population-community-ecosystem
Which of the following BEST describes the growth curves of predator and prey?
interdependent cycles of boom and bust or hills and valleys
Of the groups below, which has the greatest number of classified species?
invertebrate animals
During 1980s, wolves reintroduced of absence due attempted extermination the only had the population increased, species, aspen,
keystone
food web. The sudden loss of a would necessarily cause the loss of most or all of a food web
keystone species
Which list is organized from most least inclusive?
kingdom, phylum, class, order, genus
Carrying capacity is the BLANK
maximum number of individuals of a population that an area can support
The term "extremophiles" refers to
members of domain Archaea
A clam is an example of a(n)
mollusk.
Ants from the genus Pseudomyrmex live in bull's horn acacia trees, Acacia
mutualism
The role a species plays in an ecosystem is called its
niche.
The North Atlantic Right Whale, Eubalaena glacialis, was called the "right whale" because they were best for early kill. They and When towed back land for They population the right
overexploitation.
During the last few years, scientists have observed caribou have had difficulty impassable wetlands
permafrost
How does carbon dioxide in the atmosphere enter into living organisms?
photosynthesis
An organism that is eukaryotic and photosynthetic is
plant or a protist.
The total number of wolves inhabiting Isle Royale is defined as a
population
Rain, snow, and hail are examples of
precipitation
Which is a density-dependent factor?
predation
A few years after a predator species population increases, the
predator population will increase
Although this group has the least number of identified and classified species, its diversity is really unknown.
prokaryotes
When a population reaches its carrying capacity, its growth rate will
slow and remain near zero.
Symbioses describes
species living in close association with each other.
The gradual replacement plant species in a rainforest over time (for example, progresses from an old agricultural field back to forest) called
succession
The vegetation in a biome is largely influenced by
temperature and precipitation.
Maple production in New England is being affected significantly by
temperature increase.
Which behavior would most likely result in a uniform distribution pattern?
territorial and nesting behaviors in birds
An autotroph ultimately gets its energy from
the Sun.
Which of the following BEST describes an ecosystem?
the plant, animal, and bacterial life plus the physical and chemical environment in an area
A niche describes
the space, environment, and resources necessary for a species fitness.
What is the role of nitrogen fixing bacteria in the nitrogen cycle
they make nitrogen into a more useful form
What is the role of decomposers in the nitrogen cycle?
they release notrogen gas into the atmosphere
Increases in greenhouse gases
trap heat in Earth's atmosphere.
Which one of habitats below would have the most species diversity?
tropical rain forest
128) An environment where the plants are low to the ground and many boggy areas are found called
tundra
An environment where the plants are low to the ground and many boggy areas are found is called
tundra.
Which trait do ferns, gymnosperms, and angiosperms share?
vasculature
Which is NOT an abiotic factor that could affect a population?
vegetation
The chordate group includes these animals
vertebrates
Which is NOT biotic factor that could affect population?
water availability
When patch of land cleared tropical rainforest, the nutrients from burned plant material. vegetation often
works for a few years but the soil is soon depleted of nutrients
When patch of land is cleared in a tropical rainforest, the vegetation often enrich the nutrients burned material.
works for few years, but the soil is soon depleted of nutrients.
Major threats to biodiversity include
А, В, andС
