Page | 1
EVR1001 exam 2 Questions with Detailed
Verified Answers
Question: top consumers; lower trophic levels
Ans✅ ✅: A trophic cascade is the effect of ________ on ________.
Question: Lionfish are native to the tropical Pacific. There are no natural
water routes of warm water between the Pacific and Atlantic oceans.
Ans✅ ✅: Why do we classify lionfish populations near the eastern United States as
an invasive species? What suggests that these new populations are not an expansion
of the lionfish's natural range?
Question: There will be fewer algae eating fish. More algae will grow
over and damage corals.
Ans✅ ✅: Based upon what we are learning about the lionfish diet, what is most
likely going to happen to Caribbean coral reefs invaded by lionfish?
Question: A single lionfish female may produce up to 2 million eggs a
year. The eggs float for up to a month, spreading the lionfish populations.
Ans✅ ✅: What characteristics of lionfish contribute to their ability to spread and
become established in new areas?
Question: Biologists examined the contents of the stomachs of lionfish
caught in the wild.
Ans✅ ✅: How did the fish biologists determine the diet of lionfish in the regions
where the lionfish have invaded?
Question: cannot be eliminated by any means currently known
Ans✅ ✅: Based upon what we are learning about invasive lionfish populations in the
Caribbean and along the Atlantic coast of the United States, these lionfish populations
__________.
, Page | 2
Question: have relatively low precipitation
Ans✅ ✅: Desert and tundra both ________.
Question: Tropical dry forest
Ans✅ ✅: Which of the following biomes features distinct wet and dry seasons?
Question: Bees
Ans✅ ✅: What kinds of organisms pollinate three-fourths of our crops?
Question: Two species of birds forage together, with one eating insects
on tree trunks while the other eats insects in the outer branches.
Ans✅ ✅: Which of the following is an example of resource partitioning?
Question: volcanic activity in the region
Ans✅ ✅: Many of the characteristics of the Serengeti ecosystem in east Africa have
been influenced by __________.
Question: abundant grasslands
Ans✅ ✅: Many of the world's great game herds are concentrated on the east African
plateau because of the __________.
Question: inhibited by the dense soil that resists the penetration of tree
roots
Ans✅ ✅: The growth of trees in the Serengeti ecosystem is __________.
Question: All of the above listed choices are correct.
Ans✅ ✅: If volcanic activity ceased in the Serengeti ecosystem, we would expect
that over the next million years, __________.
Question: mutualism and parasitism
Ans✅ ✅: What two types of relationships exhibit symbiosis?
, Page | 3
Question: Parasites rarely kill their host, while predators kill their prey.
Ans✅ ✅: How does predation differ from parasitism?
Question: all of the bears, wolves, elk, moose, aspen trees, lodgepole
pine trees, and all other animals and plants in Yellowstone National Park
Ans✅ ✅: Which of the following is an example of an ecological community?
Question: insects
Ans✅ ✅: Imagine a large state park near your home. Which of the following are
probably the most crucial and essential part of that park's ecosystem?
Question: All of the listed responses would be expected to occur within
this patch of soil.
Ans✅ ✅: Imagine a square meter of leafy forest soil underneath an oak or maple
tree. Which of the following is likely to exist within this patch of soil?
Question: bacterial cells
Ans✅ ✅: After examining every single cell in your body, you would conclude that
humans are made up mostly of __________.
Question: bacteria
Ans✅ ✅: Which of the following are probably the most abundant but least
understood of all forms of life on Earth?
Question: Tropical and subtropical desert→tropical and subtropical
steppe→tropical savanna→tropical wet→complex mountain→marine west
coast, with dry season→marine west coast, without dry season
Ans✅ ✅: List the climates you would encounter if you were to walk in a straight line
starting from the middle of northern Sudan and then moving directly south until you
reached the ocean.
Question: marine west coast, without dry season
, Page | 4
Ans✅ ✅: Which of the following climates is LEAST prevalent in this region?
Question: tropical wet
Ans✅ ✅: If you were traveling to the island of Mauritius, which climate would you
need to be most prepared for? Use the buttons to zoom in and out as necessary.
Question: savana
Ans✅ ✅: Select Natural Regions under Physical Environment. Most of sub-Saharan
Africa could be described as __________.
Question: tropical rain forest
Ans✅ ✅: The tropical monsoon climate consists mostly of __________.
Question: temperature
Ans✅ ✅: Which of the following is/are an abiotic factor?
Question: Negative feedback
Ans✅ ✅: Which type of feedback loop acts to resist change in natural systems,
thereby enhancing system stability and promoting conditions favorable for life?
Question: remains in place until a disturbance restarts succession
Ans✅ ✅: A climax community always ________.
Question: secondary succession
EVR1001 exam 2 Questions with Detailed
Verified Answers
Question: top consumers; lower trophic levels
Ans✅ ✅: A trophic cascade is the effect of ________ on ________.
Question: Lionfish are native to the tropical Pacific. There are no natural
water routes of warm water between the Pacific and Atlantic oceans.
Ans✅ ✅: Why do we classify lionfish populations near the eastern United States as
an invasive species? What suggests that these new populations are not an expansion
of the lionfish's natural range?
Question: There will be fewer algae eating fish. More algae will grow
over and damage corals.
Ans✅ ✅: Based upon what we are learning about the lionfish diet, what is most
likely going to happen to Caribbean coral reefs invaded by lionfish?
Question: A single lionfish female may produce up to 2 million eggs a
year. The eggs float for up to a month, spreading the lionfish populations.
Ans✅ ✅: What characteristics of lionfish contribute to their ability to spread and
become established in new areas?
Question: Biologists examined the contents of the stomachs of lionfish
caught in the wild.
Ans✅ ✅: How did the fish biologists determine the diet of lionfish in the regions
where the lionfish have invaded?
Question: cannot be eliminated by any means currently known
Ans✅ ✅: Based upon what we are learning about invasive lionfish populations in the
Caribbean and along the Atlantic coast of the United States, these lionfish populations
__________.
, Page | 2
Question: have relatively low precipitation
Ans✅ ✅: Desert and tundra both ________.
Question: Tropical dry forest
Ans✅ ✅: Which of the following biomes features distinct wet and dry seasons?
Question: Bees
Ans✅ ✅: What kinds of organisms pollinate three-fourths of our crops?
Question: Two species of birds forage together, with one eating insects
on tree trunks while the other eats insects in the outer branches.
Ans✅ ✅: Which of the following is an example of resource partitioning?
Question: volcanic activity in the region
Ans✅ ✅: Many of the characteristics of the Serengeti ecosystem in east Africa have
been influenced by __________.
Question: abundant grasslands
Ans✅ ✅: Many of the world's great game herds are concentrated on the east African
plateau because of the __________.
Question: inhibited by the dense soil that resists the penetration of tree
roots
Ans✅ ✅: The growth of trees in the Serengeti ecosystem is __________.
Question: All of the above listed choices are correct.
Ans✅ ✅: If volcanic activity ceased in the Serengeti ecosystem, we would expect
that over the next million years, __________.
Question: mutualism and parasitism
Ans✅ ✅: What two types of relationships exhibit symbiosis?
, Page | 3
Question: Parasites rarely kill their host, while predators kill their prey.
Ans✅ ✅: How does predation differ from parasitism?
Question: all of the bears, wolves, elk, moose, aspen trees, lodgepole
pine trees, and all other animals and plants in Yellowstone National Park
Ans✅ ✅: Which of the following is an example of an ecological community?
Question: insects
Ans✅ ✅: Imagine a large state park near your home. Which of the following are
probably the most crucial and essential part of that park's ecosystem?
Question: All of the listed responses would be expected to occur within
this patch of soil.
Ans✅ ✅: Imagine a square meter of leafy forest soil underneath an oak or maple
tree. Which of the following is likely to exist within this patch of soil?
Question: bacterial cells
Ans✅ ✅: After examining every single cell in your body, you would conclude that
humans are made up mostly of __________.
Question: bacteria
Ans✅ ✅: Which of the following are probably the most abundant but least
understood of all forms of life on Earth?
Question: Tropical and subtropical desert→tropical and subtropical
steppe→tropical savanna→tropical wet→complex mountain→marine west
coast, with dry season→marine west coast, without dry season
Ans✅ ✅: List the climates you would encounter if you were to walk in a straight line
starting from the middle of northern Sudan and then moving directly south until you
reached the ocean.
Question: marine west coast, without dry season
, Page | 4
Ans✅ ✅: Which of the following climates is LEAST prevalent in this region?
Question: tropical wet
Ans✅ ✅: If you were traveling to the island of Mauritius, which climate would you
need to be most prepared for? Use the buttons to zoom in and out as necessary.
Question: savana
Ans✅ ✅: Select Natural Regions under Physical Environment. Most of sub-Saharan
Africa could be described as __________.
Question: tropical rain forest
Ans✅ ✅: The tropical monsoon climate consists mostly of __________.
Question: temperature
Ans✅ ✅: Which of the following is/are an abiotic factor?
Question: Negative feedback
Ans✅ ✅: Which type of feedback loop acts to resist change in natural systems,
thereby enhancing system stability and promoting conditions favorable for life?
Question: remains in place until a disturbance restarts succession
Ans✅ ✅: A climax community always ________.
Question: secondary succession
