Transport In Plants Ques 2
2. Active and passive transports across cell membrane differ in
(a) passive transport is nonselective
(b) passive transport is along the concentration gradient while active transport is due to metabolic energy
(c) active transport is more rapid
(d) passive transport is confined to anions while active transport in confined to cations
Show Answer
Answer : b
Hints & Solutions
(b) Active transport always involves the expenditure of energy for the movement of substances against concentration gradient.
BETA
