Answer :

amoeba
- it is a protozoan
- amoeba is a unicellular organism
it is irregular in shape and changes it's shape to form pseudopodia to move and to engulf food
- it has a food  vacuole where the food is dijested

paramecium
- paramecium is a unicellular protozoan
- it's shape is  like a sole of a shoe
- it's outer surface is covered with small hair like structure called as cilia which helps it to move and engluf food
- it has a macro and a micro nucleus

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sanyu
is a amobea is a protozon ,it is unicellular,it does not have any shape,it changes.
paramecium
it is unicellular it is in the shape of sole of a shoe.it has macro and micro nucleus