Imagine you are two different lobbyists, supporting two different sides of the policy. Write a 4 page paper in which you:Write a one-page position in favor of the policy. Write a one-page position
A type of species interaction where one of the individuals is positively affected to the detriment of the other is known as what?
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| Amensalism | |
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| Commensalism | |
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| Mutualism | |
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| Parasitism |
Penicillium (the source of the antibiotic penicillin) is a mold that secretes a toxin that kills bacteria and other organisms. Penicillium, however, is not harmed by this toxin. This is an example of:
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| predator-prey. | |
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| commensalism. | |
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| mutualism. | |
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| amensalism |
The yucca moth interacts with the soapweed yucca in which way?
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| The moth pollinates the flowers so the larvae can eat the seeds. | |
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| The plant provides shelter for adults. | |
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| The moth larvae feed on the roots of the plant. | |
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| The yucca secretes chemicals that kill the moth. |
Vultures feed largely on carrion (dead animals). Their role in the ecosystem is largely as that of a ___________.
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| predator | |
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| true predator | |
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| scavenger | |
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| parasite |
Harvesting timber in such a way that only select trees are cut and the population of those trees within the targeted forest is allowed to return to the carrying capacity is an example of ___________.
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| give-and-take strategy | |
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| yield | |
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| sustainable yield | |
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| over-harvesting |
A ____________allows humans to harvest resources but allows the population of prey to rebound to a level close to that of the carrying capacity of the ecosystem in which those populations live.
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| total yield | |
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| minimum yield | |
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| sustainable yield | |
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| harvestable yield |
