Does an Amoeba Expelling Waste Require Energy?

Does it require energy? yes! An amoeba engulfs a particle of food.

Is amoeba active or passive transport?

Transportation of substances takes place through both active and passive transport in amoebas.

Is this passive or active transport?

Active transport is the movement of molecules or ions against a concentration gradient (from an area of lower to higher concentration), which does not ordinarily occur, so enzymes and energy are required. Passive transport is the movement of molecules or ions from an area of higher to lower concentration.