Question

What type of membrane is the cell membrane?

• A. Permeable
• B. Impermeable
• C. Semi-permeable
• D. None of these

Hint:

“Selectively permeable” and “semi-permeable” are used interchangeably in Class 10 context.

Answer 1

The Correct Option is C

Step 1: Idea.
The plasma membrane allows selective passage of substances—some pass easily, others are restricted.
Step 2: Term.
This property is called selective or semi-permeability.
Step 3: Conclusion.
Hence, the cell membrane is semi-permeable.