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CFS: Explain your response in 3-4 complete sentences. Question: How does an invasive species affect a...

CFS: Explain your response in 3-4 complete sentences.
Question: How does an invasive species affect a Louisiana food web? Give specific examples.
Day 2 - CER (Claim- Evidence- Reasoning)
CFS: Write a CER to explain and support your claim about invasive species.
Prompt: Are invasive species a threat to Louisiana ecosystems?
C- Claim
E- Evidence
R- Reasoning

Answer

How does an invasive species affect a Louisiana food web? Give specific examples.

Invasive species can disrupt a Louisiana food web by outcompeting native species for resources, leading to a decline in biodiversity. For example, the nutria, an invasive rodent, destroys wetland vegetation, which affects the habitat and food sources for native species. This can lead to a cascading effect, impacting predators and other organisms within the ecosystem.

Are invasive species a threat to Louisiana ecosystems?

  1. Claim: Yes, invasive species are a significant threat to Louisiana ecosystems.
  2. Evidence: Invasive species such as the Asian carp and the nutria have been shown to cause extensive damage to local habitats and biodiversity. The nutria, for instance, contributes to coastal erosion by destroying marsh vegetation.
  3. Reasoning: The introduction of non-native species can lead to competition with native species for resources, habitat destruction, and changes in ecosystem dynamics. This can result in the loss of native species and the degradation of ecosystem services, which are crucial for maintaining ecological balance and supporting human activities.

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