A compound produced by an organism which inhibits the growth of another organisms is :

Options

A. antiseptic
B. anitbiotic
C. antiallergic
D. anticogulant

Answer

**Step-by-Step Solution:**

1. **Understanding the Question**: The question asks for a compound produced by an organism that inhibits the growth of another organism. This indicates that we are looking for a substance that acts against other living organisms, particularly in terms of growth inhibition.

2. **Analyzing the Options**: The options provided are:
- Antiseptic
- Antibiotic
- Anti-allergic
- Anticoagulant

3. **Defining Each Term**:
- **Antiseptic**: A substance that prevents the growth of disease-causing microorganisms. It is typically used on living tissues.
- **Antibiotic**: A compound that is produced by microorganisms (or synthetically) that inhibits the growth of or kills other microorganisms, particularly bacteria.
- **Anti-allergic**: A substance that counteracts allergic reactions.
- **Anticoagulant**: A substance that prevents blood coagulation.

4. **Identifying the Correct Answer**: Among the options, the term that specifically refers to a compound that inhibits the growth of another organism is "antibiotic." Antibiotics are known for their ability to kill or inhibit the growth of bacteria, thus providing immunity against bacterial infections.

5. **Conclusion**: Therefore, the correct answer to the question is **Antibiotic**.

**Final Answer**: The compound produced by an organism which inhibits the growth of another organism is **Antibiotic**.

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