Question Text
Question 6 :
Entry of mineral ions in plant root cells by diffusion is<br>
Question 15 :
A carrier protein transfers a solute across the phospholipid bilayer via facilitated diffusion behaves much like an enzyme-substrate reaction.<br>A distintction between the process by which an enzyme converts substrate to product and facilitated transport is
Question 20 :
Unidirectional flow of water, minerals, some organic nitrogen and hormones occurs through
Question 21 :
Which one of the following processes requires an input of energy?
Question 23 :
The absorption of water due to expenditure of energy is called as ____________.
Question 28 :
Assertion: Xylem transports water and dissolved mineral salts from the roots to the rest of the plant.
Reason: Phloem translocates organic solutes from the leaves to various parts of the plant
Question 29 :
In the light of carrier concept, the transport of ion across the membrane against concentration gradient is<br>