2. • Protozoologists: Zoologists who specialize in the
study of protozoa are called protozoologioststs.
• Protozoologists regard the protozoa as a sub-
kingdom.
Kingdom: Protista
Sub-kingdom: Protozoa
Phyla: 7
4. • Classification of Protozoa is based on types of
nuclei,mode of reproduction and mechanism of
locomotion.
• Overall number of protozoan species exceed
38,000.