Subject

Biology

Class

NEET Class 12

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 Multiple Choice QuestionsMultiple Choice Questions

1.

Cell membrane in animals is composed mainly of the molecule of

  • lipids

  • proteins

  • lipids and proteins

  • carbohydrates


2.

Which one is single membrane cell organelle

  • Endoplasmic reticulam

  • Mitochondria

  • Lysosomes

  • Chloroplast


3.

chloragogen cells help in 

  • respiration

  • reproduction

  • circulation

  • nutrition


4.

Which is gonadotropin hormone

  • GH

  • MSH

  • ADH

  • FSH and LH


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5.

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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6.

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

  • uric acid

  •  urea

  •  ammonia

  • amino acids


7.

Urine is concentrated in

  • kidney

  • deamination

  • arginine

  •  Omithine


8.

'Sea fan' belongs to

  • Coelenterata

  • Porifera

  • Echinodermata

  • Mollusca


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9.

Trochophore is the larva of

  • Neopilina

  • Chiton

  • Pila

  • All of these


10.

Food storage in Leucosolenia occur by

  • ostia

  • osculum

  • thesocyte

  • spongocoel


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