Give the biological names of the following:
The mould from which penicillin is obtained.

Explanation

To answer the question regarding the biological name of the mould from which penicillin is obtained, follow these steps:

1. **Understand the Context**: Recognize that penicillin is an antibiotic, which is a substance that can kill or inhibit the growth of bacteria.

2. **Identify the Source**: Know that penicillin is derived from a specific type of mould.

3. **Recall the Biological Name**: The mould from which penicillin is obtained is called *Penicillium notatum*.

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