Question 1
Cellular respiration
Question 2
Plants grow toward things they need
Question 3
The two organisms are in a mutualistic relationship.
Question 4
The flea population increases because there are more dogs to live on.
Question 5
They eat the same food resources.
Question 6
Both the producer and secondary consumer populations decrease.
Question 7
recreational parks.
Question 8
an ecosystem’s ability to endure in changing conditions
Question 9
The coral is susceptible to starvation.
Question 10
it grows rapidly, robbing other plants of sunlight
Question 11
disturb the ecosystem because another species will not be able to replace it.
Question 12
differences between organisms.
Question 13
direct ancestor of two or more different organisms.
Question 14
organisms that once lived.
Which process do plants and animals share in common?(1 point)
Responses
Photosynthesis
Photosynthesis
Absorption of water
Absorption of water
Cellular respiration
Cellular respiration
Transpiration
Transpiration
Question 2
2. How do tropisms help plants survive?(1 point)
Responses
Plants grow together with other plants
Plants grow together with other plants
Plants grow toward things they need
Plants grow toward things they need
Plants create their own food using chlorophyll
Plants create their own food using chlorophyll
Plants limit their needs in harsh conditions
Plants limit their needs in harsh conditions
Question 3
3. Some types of algae can grow together with fungi. The fungi provide nutrients from decaying matter to the algae, while the energy the algae get from sunlight is shared with the fungi. Based on this information, how would you describe this relationship? (1 point)
Responses
The fungus is a parasite, and the algae is the host.
The fungus is a parasite, and the algae is the host.
The two organisms are in a mutualistic relationship.
The two organisms are in a mutualistic relationship.
The algae is the predator, and the fungus is the prey.
The algae is the predator, and the fungus is the prey.
The two organisms are in competition.
The two organisms are in competition.
Question 4
4. Fleas and dogs have a parasite/host relationship. What happens to the fleas in a home when another dog is brought into the home?(1 point)
Responses
The flea population increases because the relationship is mutually beneficial.
The flea population increases because the relationship is mutually beneficial.
The flea population decreases because the fleas harm the dogs they live on.
The flea population decreases because the fleas harm the dogs they live on.
The flea population decreases because fleas are not able to live on all dogs.
The flea population decreases because fleas are not able to live on all dogs.
The flea population increases because there are more dogs to live on.
The flea population increases because there are more dogs to live on.
Question 5
5. What might allow an invasive species to outcompete a native species?(1 point)
Responses
They use the same shelter or space.
They use the same shelter or space.
They have no predators, so they can spread rapidly.
They have no predators, so they can spread rapidly.
They are introduced by humans at high rates.
They are introduced by humans at high rates.
They eat the same food resources.
They eat the same food resources.
Question 6
6. What happens to an ecosystem when the primary consumers disappear?(1 point)
Responses
Both the producer and secondary consumer populations increase.
Both the producer and secondary consumer populations increase.
Both the producer and secondary consumer populations decrease.
Both the producer and secondary consumer populations decrease.
The producer population decreases, while the secondary consumer population increases.
The producer population decreases, while the secondary consumer population increases.
The producer population increases, while the secondary consumer population decreases.
The producer population increases, while the secondary consumer population decreases.
Question 7
7. Direct ecosystem services include benefits such as (1 point)
Responses
photosynthesis.
photosynthesis.
transportation
transportation
soil decomposition.
soil decomposition.
recreational parks.
recreational parks.
Question 8
8. What is the definition of ecological resistance?(1 point)
Responses
an ecosystem’s ability to endure in changing conditions
an ecosystem’s ability to endure in changing conditions
an ecosystem’s ability to manage population density
an ecosystem’s ability to manage population density
an ecosystem’s ability to improve after a setback
an ecosystem’s ability to improve after a setback
an ecosystem’s ability to replace species that are wiped out
an ecosystem’s ability to replace species that are wiped out
Question 9
9. What happens after coral is bleached?(1 point)
Responses
The coral produces peroxides.
The coral produces peroxides.
The coral is susceptible to starvation.
The coral is susceptible to starvation.
The coral releases algae on to a sand dune.
The coral releases algae on to a sand dune.
The coral dies immediately.
The coral dies immediately.
Question 10
10. The Kudzu vine was brought to the United States from Japan. Which of the following additional characteristics of the Kudzu vine determined that it was an invasive species?(1 point)
Responses
it has no economic benefit
it has no economic benefit
it was believed to be a "miracle plant"
it was believed to be a "miracle plant"
it protects vulnerable grounds against wind erosion
it protects vulnerable grounds against wind erosion
it grows rapidly, robbing other plants of sunlight
it grows rapidly, robbing other plants of sunlight
Question 11
11. In an ecosystem with low biodiversity, the removal of a species will (1 point)
Responses
not affect the ecosystem because another species will take its place
not affect the ecosystem because another species will take its place
disturb the ecosystem because another species will not be able to replace it.
disturb the ecosystem because another species will not be able to replace it.
not affect the ecosystem because another species will not be able to replace it.
not affect the ecosystem because another species will not be able to replace it.
disturb the ecosystem because another species will take its place.
disturb the ecosystem because another species will take its place.
Question 12
12. Fossils and genes are used to determine(1 point)
Responses
how many mutations occurred in a species over time.
how many mutations occurred in a species over time.
how species will change over time.
how species will change over time.
differences between organisms.
differences between organisms.
nothing.
nothing.
Question 13
13. A common ancestor is an organism that is the(1 point)
Responses
direct ancestor of two or more different organisms.
direct ancestor of two or more different organisms.
direct ancestor of one organism.
direct ancestor of one organism.
indirect ancestor of two or more different organisms.
indirect ancestor of two or more different organisms.
indirect ancestor of one organism.
indirect ancestor of one organism.
Question 14
14. Fossils are used to study(1 point)
Responses
organisms that live today.
organisms that live today.
how ancient animals behaved.
how ancient animals behaved.
organisms that once lived.
organisms that once lived.
phylogenetic trees.
phylogenetic trees.
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