Subject

Biology

Class

NEET Class 12

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 Multiple Choice QuestionsMultiple Choice Questions

11.

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

  • Carbon dioxide

  • Water

  • Uric acid

  • Faeces


12.

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


13.

Which one of the following is not derived from plants

  • Opioids

  • Cocaine

  • DDT

  • Cannabinoid


14.

Select the animal that exhibits retrogressive metamorphosis

  • Bufo

  • Limulus

  • Amphioxus

  • Herdmania


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15.

The checkpoint in cell cycle plays important role in

  • repair DNA damage

  • apoptosis initiation

  • assess DNA damage

  • inhibit cell damage.


16.

Which enzyme helps in transfer of phosphate group from ATP to a carbohydrate

  • Phosphatase

  • ATPase

  • Phosphorylase

  • Catalase


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17.

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


C.

The given floral diagram is of Family Fabaceae. Flower - zygomorphic, bisexual.
Sepals -five, fused.
Petals - five, polypetalous, papillionaceous corolla.
Androecium - ten, diadelphous.
Gynoecium - ovary superior, monocarpellary, unilocular, marginal placentation, with many ovules.


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18.

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.


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19.

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.


20.

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.


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