Subject

Biology

Class

NEET Class 12

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 Multiple Choice QuestionsMultiple Choice Questions

11.

The peculiar pungent smell of cockroach is produced by the secretions of :

  • pheromones

  • flame cells

  • abdominal glands

  • cervical glands


12.

Intercellular communication in multicellular organism occurs through :

  • digestive system only

  • respiratory system only

  • nervous system only

  • both nervous and endocrine system


13.

Glycolysis occurs in :

  • cytoplasm

  • nucleus

  • mitochondria

  • both 'a' and 'c


14.

Tongue is under control of :

  • trigeminal nerve

  • facial nerve

  • automatic nervous system

  • glossopharyngeal nerve


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15.

Hypersecretion of growth hormone in the period of growth lead to :

  • acromegaly

  • cushing syndrome

  • midgets

  • cretinism


16.

Which of the following does not play a role in blood coagulation ?

  • Vitamin K

  • Vitamin D

  • Calcium ions

  • Fibrinogen


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17.

The amount of bile released in proportion to the amount of:

  • fat in meal

  • protein in meal

  • carbohydrate in meal

  • all of the above


A.

fat in meal

Bile is secreted by liver and is stored in the gall bladder. Sodium taurocholate and Sodium glycocholate are the two salts present in human bile. Emulsification of fat takes place through these bile salts. Therefore, the amount of bile will release in proportion to the amount of fat in meal.


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18.

Which of the following does not match ?

  • Pancreas - Glisson's capsule

  • Antigen - Antibody

  • Thyroid - Goitre

  • Enzyme - Substrate


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19.

The presence of arginase confirms that :

  • urea cycle is operating

  • urea cycle may be operating

  • arginine is being converted into ornithine

  • arginine is being converted into citrulline


20.

In a vertebrate which germ layer forms the skeleton muscles ?

  • Ectoderm

  • Endoderm

  • Mesoderm

  • Both 'a' and 'c'


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