Which of the following is not the member of 'The Evil Quartet' ?

Options

A. Over-exploitation
B. Co-extinction
C. Alien species invasion
D. Pollution

Answer

**Step-by-Step Solution:**

1. **Understanding the Question**: The question asks which option is not a member of 'The Evil Quartet'. To answer this, we first need to know what 'The Evil Quartet' refers to.

2. **Defining 'The Evil Quartet'**: 'The Evil Quartet' is a term used to describe four major threats to biodiversity. These threats are significant because they lead to the decline of species and degradation of ecosystems.

3. **Identifying the Members**: The four members of 'The Evil Quartet' are:
- Over-exploitation
- Co-extinction
- Alien species invasion
- Pollution (which is actually not a member, but is often confused with the concept)

4. **Analyzing the Options**: We need to identify which of the provided options does not belong to 'The Evil Quartet'. According to the definition:
- Over-exploitation is a member.
- Co-extinction is a member.
- Alien species invasion is a member.
- Pollution is not a member of 'The Evil Quartet'.

5. **Conclusion**: The option that is not a member of 'The Evil Quartet' is pollution.

**Final Answer**: Pollution is not a member of 'The Evil Quartet'.

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