Subject

Biology

Class

NEET Class 12

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 Multiple Choice QuestionsMultiple Choice Questions

11.

Which enzyme helps in transfer of phosphategroup from ATP to a carbohydrate

  • Phosphatase

  • ATPase

  • Phosphorylase

  • Catalase


C.

Phosphorylase

Which enzyme helps in transfer of phosphategroup from ATP to a carbohydrate


12.

Gibberellins can promote seed germination because of their influence on

  • rate of cell division

  • production of hydrolysing enzymes

  • synthesis of abscisic acid

  • absorption of water through hard seed coat.


B.

production of hydrolysing enzymes

Gibberellins can promote seed germination because of their influence on


13.

Which of the following waste products in grasshopper is not excreted and is used in other metabolic activities

  • Carbon dioxide

  • Water

  • Uric acid

  • Faeces


B.

Water

Which of the following waste products in grasshopper is not excreted and is used in other metabolic activities


14.

Carbon dioxide is necessary for photosynthesis. The chemical used to remove this gas most effectively from entering a control apparatus is

  • calcium oxide

  • distilled water

  • potassium hydroxide solution

  • sodium carbonate.


C.

potassium hydroxide solution

Carbon dioxide is necessary for photosynthesis. The chemical used to remove this gas most effectively from entering a control apparatus is


15.

Which of the following is the correct floralformula for the floral diagram given below?


C.

Which of the following is the correct floralformula for the floral diagram given below?


16.

When kidney of a person is damaged, he/she invariably suffers from anaemia because

  • RBCs pass through the glomerulus

  • sufficient erythropoietin is not produced

  • haemoglobin is not synthesised sufficiently

  • iron and vitamin B12 are not able to bind to haemoglobin


B.

sufficient erythropoietin is not produced

When kidney of a person is damaged, he/she invariably suffers from anaemia because


17.

Which one of the following is not derived from plants

  • Opioids

  • Cocaine

  • DDT

  • Cannabinoid


C.

DDT

Which one of the following is not derived from plants


18.

Barr Body is found in the cytoplasm during

  • interphase in cell of female mammal

  • interphase in cell of male mammal

  • prophase in cell of female mammal

  • prophase in cell of male mammal.


A.

interphase in cell of female mammal

Barr Body is found in the cytoplasm during


19.

Select the animal that exhibits retrogressive metamorphosis

  • Bufo

  • Limulus

  • Amphioxus

  • Herdmania


D.

Herdmania

Select the animal that exhibits retrogressive metamorphosis


20.

The checkpoint in cell cycle plays important role in

  • repair DNA damage

  • apoptosis initiation

  • assess DNA damage

  • inhibit cell damage.


C.

assess DNA damage

The checkpoint in cell cycle plays important role in