Question 1
Question
The part of the earth's air, soil, and water where life is found is called the
Answer
-
organism
-
biosphere
-
population
-
ecosystem
Question 2
Question
Groups of different species living together in a particular place with a potential for interacting with one another is called
Answer
-
organism
-
population
-
community
-
ecosystem
Question 3
Question
Which of the following is not a type of consumer?
Answer
-
decomposer
-
producer
-
omnivore
-
carnivore
-
detrivore
Question 4
Question
Organisms that feed only on plants are called
Answer
-
detrivores
-
omnivores
-
carnivores
-
herbivores
-
decomposers
Question 5
Question
The very necessary process of breaking down the dead bodies of organisms is a function of
Answer
-
detrivores
-
omnivores
-
carnivores
-
herbivores
-
producers
Question 6
Question
Complex networks of interconnected food chains are
Answer
-
food webs
-
food chains
-
trophic levels
-
pyramids of energy
Question 7
Question
The typical percentage of high quality energy loss in transfers from one trophic level to the next is about
Question 8
Question
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?
Question 9
Question
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
Answer
-
natural selection
-
adaptibility
-
genetic drift
-
mutation
Question 10
Question
Mutations are not caused by which of the following?
Question 11
Question
For natural selection to occur, an adaptive trait
Answer
-
must be to a physical trait
-
must be to a psychological trait
-
must be a physiological trait
-
must be to a heritable trait
Question 12
Question
Biological evolution by natural selection is when genes ____, individuals ____, and populations ____.
Answer
-
evolve; mutate; are selected
-
evolve; are selected; mutate
-
mutate; are selected; evolve
-
are selected; mutate; evolve
Question 13
Question
From a scientific point of view, which of the following is true?
Answer
-
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
Question 14
Question
Biodiversity is believed to be the result of the interaction between
Answer
-
geographic isolation and reproductive isolation
-
speciation and extinction
-
speciation and genetic engineering
-
reproductive isolation and extinction
Question 15
Question
The role a species plays in its ecosystem is the
Answer
-
function
-
habitat
-
ecological niche
-
ecological job
Question 16
Question
A species with a broad niche is considered a(n)
Answer
-
endemic species
-
specialist species
-
native species
-
generalist species
Question 17
Question
Which of the following would not be considered a generalist species?
Answer
-
humans
-
cockroaches
-
pandas
-
raccoons
Question 18
Question
Which of the following is another name for a nonnative species?
Answer
-
native
-
invasive
-
keystone
-
indicator
Question 19
Question
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)
Answer
-
foundation species
-
indicator species
-
keystone species
-
specialist species
Question 20
Question
A species in an ecosystem that shapes communities by creating and enhancing habitats in ways that benefit other species is called
Answer
-
foundation species
-
indicator species
-
keystone species
-
native species
Question 21
Question
If multiple species find themselves competing for the same resource, the competition can be reduced by which of the following?
Answer
-
camouflage
-
resource partitioning
-
resource expansion
-
cooperation
Question 22
Question
Which of the following is said to occur when an interaction benefits one species but has little, if any, effect on the other?
Question 23
Question
Which of the following is said to occur when members of two or more species interact to gain access to the same limited resources?
Question 24
Question
Which of the following is not a method predators use to capture prey?
Answer
-
pursuit
-
protective shells
-
chemical warfare
-
ambush
Question 25
Question
Which of the following is not a method prey species use to avoid capture?
Question 26
Question
A group of interbreeding individuals of the same species in the same geographic region is called a(n)
Answer
-
community
-
population
-
ecosystem
-
biome
Question 27
Question
Fundamental types of matter that have unique sets of properties and can not be broken down into simpler substances by chemical means are called
Answer
-
mixtures
-
elements
-
atoms
-
isotopes
Question 28
Question
Protons, neutrons, and electrons are all
Answer
-
forms of energy
-
equal in mass
-
subatomic particles
-
charged particles
Question 29
Question
The measurement of the concentration of hydrogen ions compared to the concentration of hydroxide ions in a solution is called
Answer
-
ionization
-
pH
-
alkalinity
-
covalent bonding
Question 30
Question
The first law of thermodynamics tells us that
Answer
-
doing work always creates heat
-
altering matter is the best source of energy
-
energy is neither created nor destroyed
-
energy cannot be converted
Question 31
Question
The matter and energy laws tell us that we can recycle
Answer
-
both matter and energy
-
matter but not energy
-
energy but not matter
-
none of these
Question 32
Question
The hydrologic cycle is driven primarily by
Answer
-
solar energy
-
lunar tides
-
solar tides
-
chemical energy
Question 33
Question
Which of the following is a primary link between photosynthesis and aerobic respiration?
Answer
-
phosphorus
-
sulfur
-
carbon
-
hydrogen
Question 34
Question
Nitrogen is a major component of all of the following except
Answer
-
proteins
-
nucleic acids
-
groundwater
-
ammonia
Question 35
Question
Which of the following is not a part of the phosphorus cycle?
Answer
-
soil
-
atmosphere
-
organisms
-
rocks
Question 36
Question
Sulfur is added to the atmosphere in all the following ways except
Answer
-
from volcanoes
-
anaerobic decomposition
-
eating meat
-
sea spray