EVERYDAY SCIENCE

Detailed explanation-1: -Single celled animals are called unicellular organisms. Single cell is capable of performing all the life processes like obtaining food, respiration, excretion, growth, and reproduction. One common example of such organism is Amoeba.

Detailed explanation-2: -Animals (Metazoa) are among the major groups of complex multicellular organisms. They rely on a wide variety of differentiated cell types that are spatially organized within physiological systems.

Detailed explanation-3: -False. Some fungi are multicellular. Example of a multicellular fungus is bread mould.

Detailed explanation-4: -All species of animals, land plants and most fungi are multicellular, as are many algae, whereas a few organisms are partially uni-and partially multicellular, like slime molds and social amoebae such as the genus Dictyostelium.

Detailed explanation-5: -Animals are multicellular, which means they have many cells.