CSS Zoology Questions & Answers

Q.  Saliva cleans buccal cavity and also kills bacteria due to the presence of:

a. Ptyalin in it
b. Thiocyanate and lysozyme in it
c. Mucus in it
d. None of these


ANSWER: See Answer
 
No explanation is available for this question!
MCQs:  Ammonia is formed as a result of deamination of amino acids in vertebrates and those which pass out urine in form of ammonium hydroxide are called:
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MCQs:  In which of these animals the ammonia formed primarily as a result of protein metabolism is converted to urea:
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MCQs:  In case of ureotelic animals:
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MCQs:  Ammonia is the chief nitrogenous excretory material in which of the following animals:
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MCQs:  Chief nitrogenous waste product present in the urine of frog is:
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MCQs:  Excretion of nitrogenous wastes mainly in form of uric acid in the birds is an example of:
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MCQs:  Excretory substance is ammonia in:
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MCQs:  Aquatic animals are mostly ammonotelic because:
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MCQs:  Snakes living in the desert are mainly:
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MCQs:  Birds are uricotelic because:
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MCQs:  In which of these organs the ammonia is converted into urea:
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MCQs:  Uricotelic excretion is found in the:
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MCQs:  Which of these excretory products is found in the birds:
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MCQs:  Excretory product of insects is:
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MCQs:  Waste product of adenine and guanine metabloism excreted by man as:
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MCQs:  Tri methyl aminoxide formed as excretory material in certain marine molluscs is:
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MCQs:  Guanine is formed as excretory waste in:
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MCQs:  Which of these is not uricoteli:
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MCQs:  Which of these is not an excretory waste product:
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MCQs:  Hippuric acid excreted in rabbit's urine is formed by combination of:
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