Question

The outer membrane found in animal cells is __________.

• A. cell wall
• B. cell membrane
• C. nuclear membrane
• D. cytoplasm

Answer 1

The correct option is B

cell membrane

The explanation for the correct option :

Option B :

• The cell membrane is a semipermeable membrane that concludes the protoplasm of the cell.
• The cell membrane protects the cell.
• It gives a definite shape to the cell.
• Regulate the transport of substances in and out of the cell.

The explanation for the incorrect option :

Option A :

1. A cell wall is an outer rigid covering of the cell which is made up of cellulose.
2. The cell wall protects the cell against mechanical shocks.
3. The cell wall is present only in plant cells.

Option C :

1. The nuclear membrane is the membrane outside the nucleus that is present in the centre of the cell.

Option D :

1. The cytoplasm is a jelly-like substance that contains the cell organelles and is present in all types of cells.
2. The cytoplasm contains membrane-bound organelles and cell inclusions.