Question

how amoeba takes it food? How they excrete?

Answer 1

amoeba takes it food from pseudopodia and excrete through contractile vacuole...
hey mate I hope it will help you

Answer 2

amoeba takes in food using temporary finger like extensions (pseudopodia) of the cell surface which fuse over the food particle forming food vacuole. Inside the food vacuole, complex substances are broken down into simpler ones. Then diffuse into the cytoplasm.The remaining undigested materials is moved to the surface of the cell and thrown out.