Transport in PlantsActive and passive transport 1 2019 Odisha Easy The main difference between active and passive transport across cell membrane is: A Passive transport is non-selective whereas active transport is selective B Passive transport requires a concentration gradient across a biological membrane whereas active transport requires energy to move solutes C Passive transport is confined to anionic carrier proteins whereas active transport is confined to cationic channel proteins D Active transport occurs more rapidly than passive transport Check Answer