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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:
Family
Name one example of the animal which shows the following characteristics:
Fixed animals with a pore-bearing body:
Name one example of the animal which shows the following characteristics:
Star-shaped body:
Which among the following have scales?
- Amphibians
- Pisces
- Reptiles
- Mammals
Which is not an aquatic animal?
Amphibians do not have the following
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
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.
Animals belonging to phylum protozoa reproduce by fission.
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?
Which of the following ‘suffixes’ used for units of classification in plants indicates a taxonomic category of ‘family’?
The taxonomic unit ‘Phylum’ in the classification of animals is equivalent to which hierarchical level in classification of plants.
Define a taxon.
