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Questions and Answers
What is a parasite?
What is a parasite?
- An organism that is a producer in an ecosystem
- An organism that makes its own food
- An organism that is a decomposer in an ecosystem
- An organism that lives in or on another organism and benefits from it (correct)
Which of the following is a characteristic of a parasite?
Which of the following is a characteristic of a parasite?
- It is dependent on the host for survival (correct)
- It is a decomposer in an ecosystem
- It is a symbiont that benefits the host
- It is a producer in an ecosystem
What is the role of a parasite in an ecosystem?
What is the role of a parasite in an ecosystem?
- To exploit the resources of another organism (correct)
- To prey on other organisms
- To produce food for other organisms
- To decompose organic matter
What is the relationship between a parasite and its host?
What is the relationship between a parasite and its host?
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Which of the following is an example of a parasite?
Which of the following is an example of a parasite?
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Study Notes
Parasites
- A parasite is an organism that lives on or in another organism, known as the host, and feeds on it, often harming the host in the process.
Characteristics of Parasites
- A characteristic of a parasite is that it depends on its host for survival and reproduction.
Role of Parasites in Ecosystems
- Parasites play a crucial role in maintaining the balance of ecosystems by regulating the populations of their hosts.
Parasite-Host Relationship
- The relationship between a parasite and its host is one of symbiosis, where the parasite benefits from the relationship, while the host is often harmed.
Examples of Parasites
- Tapeworms, which live in the digestive tracts of animals and feed on their nutrients, are an example of a parasite.
- Mosquitoes, which feed on the blood of animals and humans, are another example of a parasite.
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