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Animal Kingdom

Question
CBSEENBI11003046
Wired Faculty App

Sea gulls excrete excess of NaCl from

  • liver

  • lungs

  • nasal activity

  • kidney

Solution

C.

nasal activity

Sea gulls have salt glands which excrete large loads of salt taken with their food and with the water they drink. Sea water contains 3% salt which is three times saltier than a bird's body fluid. 

Salt glands are located above each eye and consists of several lobes arranged parallely. Salts are secreted into many radially arranged tubules then flows into a central canal that leads into the nose.

Some More Questions From Animal Kingdom Chapter

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Match the following:

Prepare a list of some animals that are found parasitic on human beings.

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