Subject

Biology

Class

NEET Class 12

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 Multiple Choice QuestionsMultiple Choice Questions

61.

Vaccine for tuberculosis is known as

  • PAS vaccine

  • BCG vaccine

  • OPVA

  • DPT


62.

Sir Godfrey Hounsfield developed the diagonosi technique of

  • CT scanning

  • MRI

  • Endoscopy

  • Bronchoscopy


63.

Alcoholism may leads to

  • Skin cancer

  • Liver cirrhosis

  • Viral disease

  • Eye Infection


64.

Age of fishes is also known as

  • Permian Era

  • Silurian Era

  • Devonian Era

  • Ordovician Era


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65.

A hereditary disease which is never passed on from father to son is

  • X-chromosomal linked disease

  • Autosomal linked disease

  • Y chromosomal linked disease

  • None of the above


66.

Amount of Co, in expired air is about

  • 0.04%

  • 0.03%

  • 4.5%

  • 21%


67.

The codon for anticodon 3-UUUA-5' is

  • 3-AAU-5

  • 5-UAAA-3

  • 5-AAAU-3

  • 3-UAAU-5'


68.

A kind of biotechnology involving manipulation of
DNA is

  • DNA replication

  • Genetic engineering

  • Denaturation

  • Renaturation


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69.

Minamata disease is caused due to the presence of in water.

  • Cadmium

  • Lead

  • Arsenic

  • Mercury


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70.

Intermediate community between pioneer and climax communities is called

  • Seral community

  • Biotic community

  • Temporary community

  • Ecosphere


A.

Seral community

The first biotic community which develops in a bare area is called the pioneer community. The climax community is the stable, self-perpetuating and final biotic community that develops at the end of biotic succession. The various biotic communities that develop during biotic succession are termed as seral or transitional communities.


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