take an onion and 1 jam bottle insert the roots of onion in the jam bottle for 5 days after 5 days observe the growth of onion which is submerged in jam bottle write observation here
Answers
The roots of the onion in the jar 1 would be longer whereas the growth of roots of onion in jar 2 stop after the root tips of
the onion bulb in jar 2 have been cut. When the root tips are cut, the apical meristem responsible for the increase in length
gets removed.
The growth of plants occurs only in certain specific regions. In the above picture, the roots of onion bulb grow fast at the tip
due to presence of dividing cells of meristematic tissues located only at these points.
New cells produced by meristem are initially like those of the cells of meristem itself, but as they grow and mature, their
characteristics slowly change and they become differentiated as components of other tissues. Apical meristem is present
at the growing tips of stems and roots and increases the length of the stem and the root