Taxonomy

Dinoflagellates are unicellular protists which demonstrate a great range of form. These organisms are mostly marine and photosynthetic. They appear yellow, green, brown, blue or…

Chrysophytes of the Kingdom Protista group include diatoms and golden algae (desmids). They are found in freshwater as well as in marine environments. They are…

All animals belonging to various phyla are assigned to the highest category called Kingdom Animalia in the classification system of animals. The Kingdom Plantae, on…

Class: This category includes related orders. For example, order Primata comprising monkey, gorilla and gibbon is placed in class Mammalia along with order Carnivora that…

Genus comprises a group of related species which has more characters in common in comparison to species of other genera. We can say that genera…

Taxonomic studies consider a group of individual organisms with fundamental similarities as a species. One should be able to distinguish one species from the other…

Classification is not a single step process but involves a hierarchy of steps in which each step represents a rank or category. Since the category…

Pigeon: Sub phylum-               Vertebrata Class-                          …

During copulation the head ends of the two worms are directed in the opposite directions and the clitellum of one worm is opposite to the…

Reproductive System of Earthworm: Both male and female reproductive organs are present in the same worm. Hence the earthworms are known as hermaphrodites. Since the…