Hey! your answer is --
Amoeba and Paramecium both are unicellular organisms . t
both take any plan and animal as food which float in water . the mode of nutrition in Amoeba is hetrotropic .
The process of taking food is called phagocytosis ..
Step--
Amoeba get food in pseudopodia and in closed in a food vacuole and digest them to get energy . The digested part of the food diffuse into cell cytoplasm and undigested part of food expell at any point on body surface ..
★ hope u understand ★