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Excretory Products and their Elimination — BIOLOGY STD 11 Science — Question

Rajasthan BoardEnglish MediumSTD 11 ScienceBIOLOGYExcretory Products and their Elimination1 Mark
MCQ
Green glands are excretory in function, which are found in:
  • A
    Spiders
  • B
    Moths
  • C
    Scorpions
  • D
    Cray fishes (Prawn)
✓

Answer

  1. Cray fishes (Prawn)

Explanation:

The green glands, located near the base of the antennae, filter out waste as the blood circulates. Then the waste is excreted through a pore just in front of the crayfish's mouth. 

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