Question

what are the main organelles of the cell.
1] nucleus
2] mitochondria
3] chloroplast

Answer 1

All organelle is important ......but Nucleus is main cell organelles because it contain genetics information in dna........
It is also called the brain of cell.

Answer 2

Nucleus: it regulates and coordinates all the processes various life processes of the cell.
it contains DNA a factor which determines hereditary.
it plays an important role in cell division.
it is also known as the brain pf the cell.

Mitochondria: the mitochondria are spherical, rod - shaped or thread-like bodies.
These are minute double walled bags with their inner wall produced into finger like processes projecting inwards called cristae.
mitochondria are sites of cell Respiration to release energy. This energy is stored in form of ATP and is used in various metabolic functios of the cell and in turn of the body.
mitochondria is called the power houses of the cell.

Chloroplast: these are green coloured plastida