SARAH DE MELLO
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SARAH DE MELLO
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Environmental Geography Exam 1

Environmental Geography Exam 1

Question 1 of 36

1

The part of the earth's air, soil, and water where life is found is called the

Select one of the following:

  • organism

  • biosphere

  • population

  • ecosystem

Explanation

Question 2 of 36

1

Groups of different species living together in a particular place with a potential for interacting with one another is called

Select one of the following:

  • organism

  • population

  • community

  • ecosystem

Explanation

Question 3 of 36

1

Which of the following is not a type of consumer?

Select one of the following:

  • decomposer

  • producer

  • omnivore

  • carnivore

  • detrivore

Explanation

Question 4 of 36

1

Organisms that feed only on plants are called

Select one of the following:

  • detrivores

  • omnivores

  • carnivores

  • herbivores

  • decomposers

Explanation

Question 5 of 36

1

The very necessary process of breaking down the dead bodies of organisms is a function of

Select one of the following:

  • detrivores

  • omnivores

  • carnivores

  • herbivores

  • producers

Explanation

Question 6 of 36

1

Complex networks of interconnected food chains are

Select one of the following:

  • food webs

  • food chains

  • trophic levels

  • pyramids of energy

Explanation

Question 7 of 36

1

The typical percentage of high quality energy loss in transfers from one trophic level to the next is about

Select one of the following:

  • 90%

  • 1%

  • 60%

  • 5%

Explanation

Question 8 of 36

1

If grass stores 1,000 energy units received from the sun, the ecological efficiency of the ecosystem is 10%, and the trophic levels are grass → cow → human, how many units of energy does the human receive of the original 1,000 units?

Select one of the following:

  • 900

  • 200

  • 100

  • 10

  • 1

Explanation

Question 9 of 36

1

Some individuals in a population have genetic traits that are favored by environmental conditions because the trait enhance their ability to survive and produce offspring, a process called

Select one of the following:

  • natural selection

  • adaptibility

  • genetic drift

  • mutation

Explanation

Question 10 of 36

1

Mutations are not caused by which of the following?

Select one of the following:

  • ultraviolet light

  • a physical accident to a parent

  • radioactivity

  • X rays

Explanation

Question 11 of 36

1

For natural selection to occur, an adaptive trait

Select one of the following:

  • must be to a physical trait

  • must be to a psychological trait

  • must be a physiological trait

  • must be to a heritable trait

Explanation

Question 12 of 36

1

Biological evolution by natural selection is when genes ____, individuals ____, and populations ____.

Select one of the following:

  • evolve; mutate; are selected

  • evolve; are selected; mutate

  • mutate; are selected; evolve

  • are selected; mutate; evolve

Explanation

Question 13 of 36

1

From a scientific point of view, which of the following is true?

Select one of the following:

  • evolution leads to survival of the strongest

  • evolution leads to survival of the most valuable

  • organisms develop traits because they need them

  • evolution follows a plan of nature

Explanation

Question 14 of 36

1

Biodiversity is believed to be the result of the interaction between

Select one of the following:

  • geographic isolation and reproductive isolation

  • speciation and extinction

  • speciation and genetic engineering

  • reproductive isolation and extinction

Explanation

Question 15 of 36

1

The role a species plays in its ecosystem is the

Select one of the following:

  • function

  • habitat

  • ecological niche

  • ecological job

Explanation

Question 16 of 36

1

A species with a broad niche is considered a(n)

Select one of the following:

  • endemic species

  • specialist species

  • native species

  • generalist species

Explanation

Question 17 of 36

1

Which of the following would not be considered a generalist species?

Select one of the following:

  • humans

  • cockroaches

  • pandas

  • raccoons

Explanation

Question 18 of 36

1

Which of the following is another name for a nonnative species?

Select one of the following:

  • native

  • invasive

  • keystone

  • indicator

Explanation

Question 19 of 36

1

A species in an ecosystem that plays a central role in the health of that ecosystem, and whose removal may cause the collapse of the ecosystem, is called a(n)

Select one of the following:

  • foundation species

  • indicator species

  • keystone species

  • specialist species

Explanation

Question 20 of 36

1

A species in an ecosystem that shapes communities by creating and enhancing habitats in ways that benefit other species is called

Select one of the following:

  • foundation species

  • indicator species

  • keystone species

  • native species

Explanation

Question 21 of 36

1

If multiple species find themselves competing for the same resource, the competition can be reduced by which of the following?

Select one of the following:

  • camouflage

  • resource partitioning

  • resource expansion

  • cooperation

Explanation

Question 22 of 36

1

Which of the following is said to occur when an interaction benefits one species but has little, if any, effect on the other?

Select one of the following:

  • interspecific competition

  • predation

  • commensalism

  • mutualism

Explanation

Question 23 of 36

1

Which of the following is said to occur when members of two or more species interact to gain access to the same limited resources?

Select one of the following:

  • interspecific competition

  • predation

  • parasitism

  • mutualism

Explanation

Question 24 of 36

1

Which of the following is not a method predators use to capture prey?

Select one of the following:

  • pursuit

  • protective shells

  • chemical warfare

  • ambush

Explanation

Question 25 of 36

1

Which of the following is not a method prey species use to avoid capture?

Select one of the following:

  • highly developed sense of sight or smell

  • ambush

  • chemical warfare

  • camouflage

Explanation

Question 26 of 36

1

A group of interbreeding individuals of the same species in the same geographic region is called a(n)

Select one of the following:

  • community

  • population

  • ecosystem

  • biome

Explanation

Question 27 of 36

1

Fundamental types of matter that have unique sets of properties and can not be broken down into simpler substances by chemical means are called

Select one of the following:

  • mixtures

  • elements

  • atoms

  • isotopes

Explanation

Question 28 of 36

1

Protons, neutrons, and electrons are all

Select one of the following:

  • forms of energy

  • equal in mass

  • subatomic particles

  • charged particles

Explanation

Question 29 of 36

1

The measurement of the concentration of hydrogen ions compared to the concentration of hydroxide ions in a solution is called

Select one of the following:

  • ionization

  • pH

  • alkalinity

  • covalent bonding

Explanation

Question 30 of 36

1

The first law of thermodynamics tells us that

Select one of the following:

  • doing work always creates heat

  • altering matter is the best source of energy

  • energy is neither created nor destroyed

  • energy cannot be converted

Explanation

Question 31 of 36

1

The matter and energy laws tell us that we can recycle

Select one of the following:

  • both matter and energy

  • matter but not energy

  • energy but not matter

  • none of these

Explanation

Question 32 of 36

1

The hydrologic cycle is driven primarily by

Select one of the following:

  • solar energy

  • lunar tides

  • solar tides

  • chemical energy

Explanation

Question 33 of 36

1

Which of the following is a primary link between photosynthesis and aerobic respiration?

Select one of the following:

  • phosphorus

  • sulfur

  • carbon

  • hydrogen

Explanation

Question 34 of 36

1

Nitrogen is a major component of all of the following except

Select one of the following:

  • proteins

  • nucleic acids

  • groundwater

  • ammonia

Explanation

Question 35 of 36

1

Which of the following is not a part of the phosphorus cycle?

Select one of the following:

  • soil

  • atmosphere

  • organisms

  • rocks

Explanation

Question 36 of 36

1

Sulfur is added to the atmosphere in all the following ways except

Select one of the following:

  • from volcanoes

  • anaerobic decomposition

  • eating meat

  • sea spray

Explanation

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