Tag Archives | Study Notes

Locomotion in Hydra (With Diagrams) | Marine Animals

The below mentioned article provides a study note on the Locomotion in Hydra. Introduction to Hydra: Hydra represents one of the smallest soli­tary polyp amongst the cnidarians; most of them inhabit fresh water bodies except Proto-hydra which is marine. Hydra normally remains attached to and hanging downwards from the substratum in water, by their basal disc. The body stalk and [...]

By |2016-07-25T05:44:25+00:00July 25, 2016|Marine Animals|Comments Off on Locomotion in Hydra (With Diagrams) | Marine Animals

Excretion in Invertebrates | Zoology

In a general way excretion can be defined as the separation and ejection of the metabolic wastes from the body, usually in aqueous solution. Metabolism produces a number of byproducts. Some of these byproducts are compulsorily excreted while others are used in different metabolic path­ways. The excretory materials are removed from the body with the help of specialised excretory organs. [...]

By |2016-07-25T05:44:24+00:00July 25, 2016|Invertebrates|Comments Off on Excretion in Invertebrates | Zoology
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