Subject

Biology

Class

NEET Class 12

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 Multiple Choice QuestionsMultiple Choice Questions

11.

If drosal nerve of spinal cord is broken down then its effect is :

  • no impulse is transmitted

  • impulse is transmitted but slowly

  • impulse is trasmitted fast

  • no effect on impulse


12.

Striped muscles are characterised by

  • syncytial

  • spindle shape

  • uninucleate

  • none of the above


13.

Bowman's capsule is found in :

  • glomerulus

  • uriniferous tubule

  • nephron

  • malpighian capsule


14.

Which of the following hormone stimulates the gastric secretion ?

  • Enterogastrone

  • Gastrin

  • CCK-PZ

  • Villikinin


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15.

During staravation what will be sequence of ending of food stuffs?

  • Carbohydrate - Fat - Protein

  • Carbohydrate - Protein - Fat

  • Fat - Protein - Carbohydrate

  • Fat - Carbohydrate - Protein


16.

Number of cranial nerves in frog :

  • 10 pairs

  • 9 pairs

  • 12 pairs

  • none of the above


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17.

How many ATP are formed by oxidation of one glucose molecular in liver cells ?

  • 36

  • 38

  • 2

  • 8


B.

38

In liver cells and prokaryotic cells 38 ATP are produced by the complete oxidation of one molecule of glucose.

During glycolysis:

2 ATP directly            - 2 ATP

2 molecules of NADH - 6 ATP

During Pyruvic to Acetyl CoA:

2 molecules of NADH - 6 ATP

Pyruvic acid to Acetyl CoA:

6 molecules of NADH - 18 ATP

2 molecules of FADH - 4 ATP

2 molecules of GTP - 2 ATP

Total number of ATP is 38. Therefore, 38 ATP are produced.


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18.

A haemophilic woman marries a normal man then:

  • all the children will be normal

  • all the sons will be haemophilic

  • all the girls will be haemophilic

  • half girls will be haemophilic


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19.

Husband has blood group A and wife has blood group B. What is the blood group of children ?

  • A

  • B

  • AB

  • All A, B, AB or O


20.

Which insect is useful for us ?

  • Periplaneta

  • Musca

  • Bombyx

  • Mosquitoes


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