Karl von Frisch was awarded Nobel prize in medicine or physiology in

Options

A. 1970
B. 1972
C. 1973
D. 1974

Answer

To answer the question regarding the year Karl von Frisch was awarded the Nobel Prize in Medicine or Physiology, we can follow these steps:

### Step-by-Step Solution:

1. **Identify the Scientist**: The question asks about Karl von Frisch, a notable scientist known for his work in animal behavior.

2. **Understand the Nobel Prize Context**: The Nobel Prize in Medicine or Physiology is awarded for significant contributions to the field of medicine and physiology.

3. **Recall the Year of Award**: According to historical records, Karl von Frisch was awarded the Nobel Prize in Medicine or Physiology in 1973.

4. **Verify the Contribution**: His award was specifically for his discoveries related to the organization and elicitation of individual and social behavior patterns in animals.

5. **Select the Correct Option**: Based on the information gathered, the correct answer to the question is 1973.

### Final Answer:
Karl von Frisch was awarded the Nobel Prize in Medicine or Physiology in the year **1973**.

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