Excretion Meaning
Excretion Meaning
Excretion : Excretion is a life process which involves removal of the waste material from our body. Excretory products are produced as a by product of metabolic and non metabolic activities. Excretion also occurs in plants. Water and oxygen they release during the process of photosynthesis are the waste by products of photosynthesis. Unicellular organisms also release waste in the form of nitrogen and sulphur gas which are not useful for them.
Excretory System :
An excretory system consists of different parts in different organisms. In unicellular organisms like Ameoba excretion occur by the process of phagocytosis. In plants it occur through special kind of cells called as stomata.
In invertebrates like earthworm nephridia are the main excretory organ. Higher organisms like fish, birds, reptiles and mammals have more complex systems for excretion. In Humans the excretory system consists kidneys, urethra, ureters and urinary bladder.
In Humans the excretory system consists __________________. | |||
| Right Option : D | |||
| View Explanation | |||
The organ system responsible for the removal of wastes is called _________________ . | |||
| Right Option : A | |||
| View Explanation | |||
Which of the following are correct ? (a) The process of removal of wastes from the cells of living organisms is called excretion . (b) The organ system responsible for the removal of wastes is called circulatory system . | |||
| Right Option : A | |||
| View Explanation | |||
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It was good as the experience because as we had come here we had been improved in a such envirnment created here.Extra is taught which is beneficial for future.
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Om Umang
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