Subject

Biology

Class

NEET Class 12

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 Multiple Choice QuestionsMultiple Choice Questions

11.

Deoxyribonuclease and ribonuclease are secreted by

  • liver

  • stomach

  • pancrease

  • kidney


12.

Haemodialysis helps in patient having

  • uremia

  • anaemia

  • diabetes

  • goitre


13.

X- rays are used in 

  • ECG

  • EEG

  • CT- scan

  • Endoscopy


14.

The thin filaments of a muscle fibre are made up of

  • actin, troponin, tropomyosin

  • actin, troponin

  • myosin, troponin

  • actin, tropomyosin


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15.

In which part of mitochondria does ATP synthesis occur?

  • F1

  • F0

  • Cristae

  • Inner membrane of mitochondria


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16.

Fat, prior to its oxidation associate with

  • cyclic AMP

  • Co- A

  • GMP

  • ATP


B.

Co- A

The respiratory decomposition of fatty acids is known as beta oxidation, which occurs in liver and adipose tissue. Activation of fatty acids takes place, then dehydrogenation of activated fatty acid takes place. It is followed by hydration. The β-hydroxyl acyl derivative is converted to β-keto derivative, which then reacts with Co-A. And it leads to oxidation.


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17.

Schwann cell is found around

  • axon

  • cyton

  • dendrite

  • dendron


18.

Which part of retina consists of only cones?

  • Fovea centralis

  • optic nerve

  • Blind spot

  • Orasmata


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19.

Heparin is secreted by

  • mast cell

  • alveolar cell

  • plasma cell

  • goblet cell


20.

Reflex action involves

  • spinal cord

  • cerbellum

  • medulla oblongata

  • optic lobe


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