Question

Define passive transport with an example​

Answer 1

Passive transport is a movement of ions and other atomic or molecular substances across cell membranes without need of energy input. Unlikeactive transport, it does not require an input of cellular energy because it is instead driven by the tendency of the system to grow in entropy.

Answer 2

Answer:

active transport is the process in which minerals move from the area of lower concentration to the area of higher concentration within the root hair..

This process require expenditure of energy for eg.in roots ,some carrier proteins help Carry minerals across the cell membrane into the cytoplasm