Protozoa are unicellular eukaryotic microorganisms found in nearly every habitat on Earth, from freshwater ponds to marine environments, from soil to animal digestive tracts. They are known for their morphology, … Read more
Vorticella (L.,vortex=whirl pool) is a microscopic, unicellular eukaryotic ciliate. It occurs as a sessile attached by a stalk to the substratum. Its body is almost bell-shaped or campanulate with a … Read more
Euglena viridis (Gr.,eu, true+ glene, eyeball or eye pupil+L., Viridis, green) is a unicellular green organism with an eye-like photoreceptive structure. It is phytoflagellate as it possesses both chloroplasts as … Read more
Protozoa Definition Protozoa may be defined as “microscopic acellular animalcules existing singly or in colonies, without tissue and organs, having one or more nuclei”. Some of the characteristics are: There … Read more
Habitat Numerical Strength Shape Size Symmetry Grade of Organisation Germ Layers Simple Integument Locomotion Segmentation Living Endoskeleton Coelom Dorsal gut Digestive System Circulatory System Respiratory System Excretory Mechanisms Nervous System … Read more
