Question

Choose the incorrect statement(s) from the following.

• A. Staining is not necessary to observe the nucleus.
• B. Single cell of unicellular organisms perform all life processes.
• C. Nucleus controls the cell activity.
• D. Animal cells have cell wall present over the cell membrane.

Answer 1

Answer: (A), (D)

The correct options are
A Staining is not necessary to observe the nucleus.
D Animal cells have cell wall present over the cell membrane.

$\bullet$ The size of a cell ranges from a few microns to a few centimetres. Inorder to improve the visibility of the cell components, staining is done.
$\bullet$ Animal cells do not have cell wall present over the cell membrane whereas plant cells do.