In 1928 , a scientist an antibiotic which was found to be very effective. The name of the scientist and the antibiotic respectively are:

Options

A. Fleming - Streptomycin
B. Fleming - Penicillin
C. Waksman - Penicillin
D. Waksman - Streptomycin

Answer

To solve the question, we need to identify the scientist who discovered an antibiotic in 1928 and the name of that antibiotic. Here’s a step-by-step breakdown of the solution:

### Step 1: Identify the Year and Context
The question specifies the year 1928, which is crucial for determining the correct antibiotic and scientist.

**Hint:** Look for historical discoveries related to antibiotics specifically in the year 1928.

### Step 2: Identify the Scientist
The scientist who is known for discovering an antibiotic in 1928 is Sir Alexander Fleming. He is credited with the discovery of penicillin.

**Hint:** Recall the major figures in the history of antibiotics and their contributions, particularly focusing on the early discoveries.

### Step 3: Identify the Antibiotic
The antibiotic discovered by Sir Alexander Fleming in 1928 is penicillin. It was the first antibiotic to be discovered and has had a significant impact on medicine.

**Hint:** Think about the first antibiotics that were discovered and their significance in treating bacterial infections.

### Step 4: Review the Options
The options provided in the question are:
1. Fleming Streptomycin
2. Fleming Penicillin
3. Waxman Penicillin
4. Waxman Streptomycin

From our knowledge:
- Fleming discovered penicillin in 1928.
- Streptomycin was discovered later, in 1943, by Selman Waksman.

**Hint:** Compare the names of the antibiotics and scientists in the options with what you know about their discoveries.

### Step 5: Select the Correct Answer
Based on the information:
- The correct answer is "Fleming Penicillin" since Sir Alexander Fleming discovered penicillin in 1928.

**Final Answer:** The name of the scientist and the antibiotic respectively are: Sir Alexander Fleming and Penicillin.

### Summary of the Solution:
- Year: 1928
- Scientist: Sir Alexander Fleming
- Antibiotic: Penicillin