Question

The parts which are not present in an animal cell are:

• A. Cell membrane
• B. Chloroplast
• C. Cell wall
• D. Mitochondria

Answer 1

Answer: (B), (C)

Cell wall

The correct options are (B) and (C):

Explanation of the correct options:
Option (B):

1. Chloroplasts are pigment-containing cell organelle.
2. The pigment present in the chloroplast traps the sunlight, which is important for photosynthesis.
3. Animal cell lacks chloroplast.

Option (C):

1. Cell wall is the outermost tough covering of the plant cell.
2. It provides shape and support to the plant cell.
3. Cell wall is absent in animal cells and the cell membrane is the outermost covering in them.

Explanation of the incorrect options:
Option (A):

1. Cell cytoplasm is surrounded by a phospholipid bilayer called cell membrane.
2. It is important in the movement of substances across it. It is found in both plant animal cells.

Option (D):
Mitochondria is the energy house of the cell that helps in the production of energy from the breakdown of food. It is found in both animal and plant cells.

Final answer: Chloroplast and cell wall are absent in plant cells.