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प्रश्न
Define and understand the following term:
Phylum
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उत्तर
Classes comprising animals like fish, amphibians, reptiles, birds, and mammals constitute the next higher category called phylum. All these, based on common features like the presence of the notochord and dorsal hollow neural system, are included in the phylum Chordata. In the case of plants, classes with a few similar characters are assigned to a higher category called division.
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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:
Class
Define and understand the following term:
Order
Define and understand the following term:
Genus
Illustrate the taxonomical hierarchy with suitable examples of a plant and an animal.
Find the odd one out. Give reason.
jellyfish, hydra, sea anemone, butterfly
Observe the figure and answer the questions given below.
a) To which phylum these organisms belong?
b) Name the substance with which their body is covered.
c) Name their organs of locomotion.
Amphibians do not have the following
Write names of few thallophytes. Draw a labelled diagram of Spirogyra.
Which is not an insect?
Order is a number of related families having common characters placed in an order.
In the system of classification, which one of the following is NOT a category?
Identity the incorrect statement:
In the taxonomical hierarchy, the category below the level of order is ______.
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 |
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?
Which one of the following statements refers to Reductionist Biology?
