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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
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:
Family
Define and understand the following term:
Genus
Name one example of the animal which shows the following characteristics:
Star-shaped body:
Find the odd one out. Give reason.
sea urchin, starfish, brittle star, jellyfish
______ is a cold blooded animal.
How are organisms classified?
Amphibians do not have the following
Fill in the boxes given in Fig. 7.2 with appropriate characteristics/plant group (s)
Paired and jointed legs are seen in phylum ______.
Order is a number of related families having common characters placed in an order.
As we go from species to kingdom in a taxonomic hierarchy, the number of common characteristics ______.
Which of the following ‘suffixes’ used for units of classification in plants indicates a taxonomic category of ‘family’?
Genus represents ______.
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 |
Brinjal and potato belong to the same genus Solanum, but to two different species. What defines them as seperate species?
Define a taxon.
