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


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4.

Which is gonadotropin hormone

  • GH

  • MSH

  • ADH

  • FSH and LH


D.

FSH and LH

Gonadotropins or gonadotropic hormones are as follows.

(a) Follicle Stimulating Hormone (FSH) : It stimulates growth of ovarian follicles and their secretion of oestrogen in the female and spermatogenesis in the male.

(b) Interstitial Cell Stimulating Hormone (ICSH) : It activates the Leydig's cells of the testis to secrete androgens. In female it stimulates the corpus luteum of the ovary to secrete progesterone. In female ICSH is termed as LH (Luteinizing Hormone).


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5.

Which leaves the liver and moves towards kidney

  • Ammonia

  • Urea

  • Glycogen

  • Bile


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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