Question

Name the following :
a) formation of a cyst by secreting a hard resistant covering.​

Answer 1

Answer:

Amoeba:When the conditions are unfavourable, Amoeba withdraws its pseudopodia and becomes almost round. It secretes a hard covering called cyst.

The cyst forms a thick protective coat around it. Inside the cyst, the nucleus undergoes repeated divisions to form many nuclei.

Answer 2

Answer:

Amoeba is the answer of this question