Advertisements
Advertisements
Question
Illustrate the taxonomical hierarchy with suitable examples of a plant and an animal.
Advertisements
Solution
The arrangement of various taxa in a hierarchical order is called a taxonomic hierarchy.
In this hierarchy, species is present at the lowest level, whereas kingdom is present at the highest level.
|
Kingdom ↑ Phylum or division ↑ Class ↑ Order ↑ Family ↑ Genus ↑ Species A Taxonomic hierarchy |
Classification of a plant
As an example, let us classify Solanum melongena (Brinjal).
Kingdom – Plantae
Division – Angiospermae
Class – Dicotyledonae
Order – Solanales
Family – Solanaceae
Genus – Solanum
Species – melongena
Classification of an animal
As an example, let us classify Columba livia (Blue Rock Dove).
Kingdom – Animalia
Phylum – Chordata
Class – Aves
Order – Columbiformes
Family – Columbidae
Genus – Columba
Species – livia
APPEARS IN
RELATED QUESTIONS
Define and understand the following term:
Phylum
Define and understand the following term:
Order
Define and understand the following term:
Genus
Name one example of the animal which shows the following characteristics:
Fixed animals with a pore-bearing body:
Find the odd one out. Give reason.
sea urchin, starfish, brittle star, jellyfish
______ is a cold blooded animal.
Identify my class/phylum and give one example of it:
I have mammary glands and exoskeletons in the form of hair.
Which among the following have scales?
- Amphibians
- Pisces
- Reptiles
- Mammals
Corals are
Classify the following organisms based on the absence/presence of true coelom (i.e., acoelomate, pseudocoelomate and coelomate)
Spongilla, Sea anemone, Planaria, Liver fluke Wuchereria, Ascaris, Nereis, Earthworm, Scorpion, Birds, Fishes, Horse.
Fill in the boxes given in Fig. 7.2 with appropriate characteristics/plant group (s)
Write names of few thallophytes. Draw a labelled diagram of Spirogyra.
You are given leech, Nereis, Scolopendra, prawn and scorpion; and all have segmented body organisation. Will you classify them in one group? If no, give the important characters based on which you will separate these organisms into different groups.
Animals belonging to phylum protozoa reproduce by fission.
Which of the following ‘suffixes’ used for units of classification in plants indicates a taxonomic category of ‘family’?
Match the following and choose the correct option:
| Column I | Column II |
| A. Family | i. Tuberosum |
| B. Kingdom | ii. Polymoniales |
| C. Order | iii. Solanum |
| D. Species | iv. Plantae |
| E. Genus | v. Solanacea |
International Code of Botanical Nomenclature (ICBN) has provided a code for classification of plants. Give hierarchy of units of classification botanists follow while classifying plants and mention different ‘Suffixes’ used for the units.
What is the difference between flora, fauna and vegetation? Eichhornia crassipes is called as an exotic species while Rauwolfia serpentina is an endemic species in India. What do these terms exotic and endemic refer to?
Define a taxon. What is meant by taxonomic hierarchy. Give a flow diagram from the lowest to highest category for a plant and an animal. What happens to the number of individuals and number of shared characters as we go up the taxonomical hierarchy?
