In this article we will discuss about Corals:- 1. Definition of Corals 2. Structure of Coral 3. Types 4. Formation. Definition of Corals: The hard external skeleton of certain solitary and colonial marine anthozoan cnidarians; composed chiefly calcium carbonate. Structure of Coral: Coral is secreted by some coral forming actinozoa. The skeleton of a solitary […]
Corals: Definition, Structure and Types (With Diagram)
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An Example of Phylum Cnidaria: Hydra
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In this article we will discuss about Hydra:- 1. Habit and Habitat of Hydra 2. Structure of Hydra 3. Structure and Function of the Different Cellular Units 4. Locomotion 5. Nutrition 6. Respiration and Excretion 7. Reproduction 8. Life History. Contents: Habit and Habitat of Hydra Structure of Hydra Structure and Function of the Different […]
Different Classes of Phylum Cnidaria
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In this article we will discuss about the interrelationships between the different classes of phylum Cnidaria. Class Hydrozoa represents the most primitive forms amongst the Cnidarians. The lowest hydrozoan form is exhibited by Hydra and the hydrula stage of some Hydrozoa. The relationship between Hydrozoa and Scyphozoa is not very clear. In spite of this, […]
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