Multiple Choice Questions

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Which leaves the liver and moves towards kidney

  • Ammonia

  • Urea

  • Glycogen

  • Bile


B.

Urea

Urea is the main nitrogenous excretory product of ureotelic animals. It is produced by liver cells from deaminated excess amino acid via urea cycle or Omithine cycle. Urea is released outside the body in the form of urine through the kidneys.


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Major nitrogenous waste product in ureotelic animals like rabbit and other mammals is

  • uric acid

  •  urea

  •  ammonia

  • amino acids


Food storage in Leucosolenia occur by

  • ostia

  • osculum

  • thesocyte

  • spongocoel


Cell membrane in animals is composed mainly of the molecule of

  • lipids

  • proteins

  • lipids and proteins

  • carbohydrates


Urine is concentrated in

  • kidney

  • deamination

  • arginine

  •  Omithine


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Which one is single membrane cell organelle

  • Endoplasmic reticulam

  • Mitochondria

  • Lysosomes

  • Chloroplast


Trochophore is the larva of

  • Neopilina

  • Chiton

  • Pila

  • All of these


'Sea fan' belongs to

  • Coelenterata

  • Porifera

  • Echinodermata

  • Mollusca


Which is gonadotropin hormone

  • GH

  • MSH

  • ADH

  • FSH and LH


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chloragogen cells help in 

  • respiration

  • reproduction

  • circulation

  • nutrition