Taxonomy

Homeothermic animal Warm-blooded animals which maintain body temperature within a narrow range in spite of wide fluctuations in environmental temperature. They are the animals that…

Taxonomic Classification A hierarchical system is used for classifying organisms to the species rank. This system is called taxonomic classification. The broadest classifications are by…

Rhodophyta are commonly called red algae because of the predominance of the red pigment. r-phycoerythrin in their body. Majority of the red algae are marine…

The members of phaeophyceae or brown algae are found primarily in marine habitats. They show great variation in size and form. They range from simple…

The members of chlorophyceae are commonly called green algae. The plant body may be unicellular, colonial or filamentous. They are usually grass green due to…

Algae are chlorophyll-bearing, simple, thalloid, autotrophic and largely aquatic (both fresh water and marine) organisms. They occur in a variety of other habitats: moist stones,…

Identifying characteristics of the family Liliaceae: (i) Plant: Monocot, perennial, shrub, rarely creepers. (ii) Stem: Bulb, underground modified stem. (iii) Root: Fibrous root growing from…

All protozoans are heterotrophs and live as predators or parasites. They are believed to be primitive relatives of animals. There are four major groups of…

Slime moulds are saprophytic protists. The body moves along decaying twigs and leaves engulfing organic material. Slime moulds expend most of their lives independently, but…

Euglenoids are single cellular organisms with euglena. Majority of them are fresh water organisms found in stagnant water. Instead of a cell wall, they have…