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प्रश्न
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?
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उत्तर
Flora is a plant life that occurs in a particular region or time.
Fauna is the total number of animals found in a particular region or time
Vegetation is a term used for plant forms which do not include particular taxa or botanical characteristics
Exotic species is any species of a plant living in any other place except its native and endemic species which are restricted to a particular area.
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संबंधित प्रश्न
Give some examples of taxa at different hierarchical levels.
Can you identify the correct sequence of taxonomical categories?
Try to collect all the currently accepted meanings for the word ‘species’. Discuss with your teacher the meaning of species in the case of higher plants and animals on one hand and bacteria on the other:
Define and understand the following term:
Phylum
Define and understand the following term:
Genus
Illustrate the taxonomical hierarchy with suitable examples of a plant and an animal.
Name one example of the animal which shows the following characteristics:
Star-shaped body:
How are organisms classified?
Write true (T) or false (F)
Starting from Class, Species comes before the Genus.
______ has smallest number of organisms with maximum number of similar characters
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)
Which is not an insect?
Genus represents ______.
Linnaeus is considered as Father of Taxonomy. Name two other botanists known for their contribution to the field of plant taxonomy?
Brinjal and potato belong to the same genus Solanum, but to two different species. What defines them as seperate species?
Define a taxon.
