Answer: Ameoba is a single-celled animal that catches food and moves about by extending fingerlike projections of protoplasm. Amoebas are either free-living in damp environments or parasitic. Amoeba: Also ameba. A single-celled (protozoan) organism that constantly changes shape. The word "ameba" is from the Greek "amoibe" meaning "change." Ameba can infect the bowels to cause diarrhea and the liver to cause abscess formation.
A climate like a desert because, there is less water and it is too hot to live in.
I’m assuming you’re asking about the moon, if correct, here is the answer: In bright half , the bright part of the moon increases whereas In dark half , the dark part of moon increases. Bright half starts from a new moon day and ends on a full moon day whereas dark half starts from a full moon day and ends on a new moon day.