Taxonomy: Necessity of Classification, Plant Taxonomy, Identification, Classification, Animal Taxonomy (For CBSE, ICSE, IAS, NET, NRA 2022)
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Necessity of Classification
- One can learn scientifically with less labour and time about the plants and animals.
- Unfamiliar organism can easily be marked and identified.
- One can easily get an idea about the features of that particular organism about whom the classification and identification characters of the taxa have been known.
Classification of Cockroach
Kingdom | Animalia |
Phylum | Arthropoda |
Class | Insecta |
Order | Dicttyoptera in Europe and Britain and Orthoptera in America. |
Family | Blattidae |
Genus | Periplaneta |
Species | P. americana |
Plant Taxonomy
- It is the science that finds, identifies, describes, classifies, and names plants.
- It further involves relationships between plants and their evolution.
- This taxonomy is well known for being turbulent.
Plant Identification
- It is the determination of the identity of an unknown plant.
- The unknown plant is compared with previously collected specimens or with the aid of books or identification manuals.
- The specimen gets connected with the published name.
- The name and properties of a plant can be known once a plant specimen has been identified.
Plant Classification
Placing of known plants into groups or categories to show some relationship.
Taking the example of lilies.
Kingdom | Plantae |
Division | Magnoliophyta |
Class | Liliopsida |
Order | Liliales |
Family | Liliaceae |
Genus: | Pine, Wattles, Milkvetch, Dandelion, etc. |
Species | Common water Hyacinth, Yellow star-thistle, etc. |
Animal Taxonomy
Classification of Animals
Identifying Characteristics and Example
Classification | Examples |
Phylum - Sarcomastigophorea Kingdom - Protista | Amoeba |
Phylum - Cnidaria | Hydra, Spongilla |
Phylum Platyhelminthes | Tape Worm, Liver fluke |
Phylum Nematoda | Ascaris lumbricoides |
Phylum Annelida | Leech |
Phylum Arthropoda | Cockroach, Butterfly |
Phylum Mollusca | Pila globosa |
Phylum Echinodermata | Starfish, Octopus |
Phylum Chordata | Toad, Crocodile |