Question

how does Amoeba engulf is food

Answer 1

Amoeba obtains its food by the process of endocytosis. It has flexible cell membrane. It engulfs the food particle with the help of pseudopodia and then forms a vacuole around it. When the particle is completely trapped the amoeba secretes digestive enzymes that digests the food. thus the amoeba obtains it's food.

Answer 2

Amoeba obtain its food by the process of endocytosis. it is a flexible cell membrane. it in where's the food particle by the help of pseudopodia and then form vacuole around it.
when the particle is completely trapped the Amoeba secret digestive enzyme that digest the food.