Identify the correct statements w.r.t. antibiotics
(i) Fleming, Chain and Florey were awarded the Nobel prize in 1945
(ii) Antibiotics have greatly improved our capacity to treat deadly diseases
(iii) Penicillin was used to treat American soldiers wounded in World War I

Options

A. (i) and (ii)
B. (i) and (ii)
C. (ii) and (iii)
D. All are correct.

Answer

To solve the question regarding the correct statements about antibiotics, we will analyze each statement one by one.

### Step-by-Step Solution:

1. **Statement (i)**: "Fleming, Chain and Florey were awarded the Nobel prize in 1945."
- **Analysis**: This statement is true. Alexander Fleming, Howard Florey, and Ernst Boris Chain were awarded the Nobel Prize in Physiology or Medicine in 1945 for their work on penicillin, which is the first widely used antibiotic.

2. **Statement (ii)**: "Antibiotics have greatly improved our capacity to treat deadly diseases."
- **Analysis**: This statement is also true. The discovery and use of antibiotics have significantly reduced mortality rates from bacterial infections and have improved the overall ability to treat various infectious diseases.

3. **Statement (iii)**: "Penicillin was used to treat American soldiers wounded in World War I."
- **Analysis**: This statement is false. Penicillin was not used during World War I; it was first used extensively during World War II to treat wounded soldiers. Therefore, this statement is incorrect.

### Conclusion:
Based on the analysis:
- Statement (i) is correct.
- Statement (ii) is correct.
- Statement (iii) is incorrect.

Thus, the correct statements regarding antibiotics are (i) and (ii).

### Final Answer:
The correct statements are (i) and (ii).

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