QUIZ FOUR

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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


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