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The first formed nitrogenous waste of ve...

The first formed nitrogenous waste of vertebrates is

A

` NH_(2)`

B

UreaÂ

C

NH_(3)`

D

`NH_(4)^(+)` ion

Text Solution

Verified by Experts

The correct Answer is:
C
The first formed nitrogenous waste of vertebrates is `NH_(3)` (in the fishes).
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A2Z-EXCRETORY PRODUCTS AND THEIR ELIMINATION-Section A : Topicwise Questions Topic 1 :human Excretory System
  1. Almost all aquatic animals excrete ammonia as nitrogenous waste. Which...

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  2. Recognise the figure and find out the correct matching.

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  3. The first formed nitrogenous waste of vertebrates is

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  4. which one is both osmoregulator as well as nitrogenous products

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  5. Urine flows into ureters from

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  6. Which is not a part of nephron?

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  7. Region of nephron found in renal medulla is

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  8. Ureter develops from funnel like structure called

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  9. The following substances are the exretory products in animals. Choose ...

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  10. Find out the name of the following: a. A chordate animal having ham...

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  11. Different types of excretory structure and animals are given below . M...

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  12.  Which one of the folloing statements is incorrect?

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  13. Terrestrial amphibians and marine fishes are

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  14.  Major form(s) of nitrogenous wastes excreted by the animals is/ areÂ

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  15. Read the following statements and find out the incorrect statements. ...

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  16. Protonephridia or flame cells or solenocytes are the excretory structu...

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  17. In humans ,excretory system consists of a. Kidney " " b.Urinary b...

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  18. which one of the following statements is incorrect?

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  19. Recognise the figure and find out the correct matching .

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  20. Kidneys are reddish brown and Â

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