Subject

Biology

Class

NEET Class 12

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 Multiple Choice QuestionsMultiple Choice Questions

31.

Decarboxylation is involved in

  • electron transport system

  • glycolysis

  • Krebs' cycle

  • lactic acid fermentation


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32.

During meiosis crossing over occurs between which part of homologous chromosome ?

  • Sister chromatids

  • Non-sister chromatids

  • Genes

  • Alleles


B.

Non-sister chromatids

Crossing over is the exchange of chromosomal segments between non-sister chromatids of homologous chromosomes. It occurs in pachytene stage of meiotic division-I.


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33.

Binomial system of nomenclature was given by

  • Julian Huxley

  • Bentham and Hooker

  • Linnaeus

  • Casper Bauhin


34.

Agar-agar is obtained from

  • Chlorella

  • Spirogyra

  • Ulothrix

  • Gelidium


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35.

In plants, water supply is due to

  • osmosis

  • imbibition

  • guttation

  • adhesion force


36.

Medicine for curing respiratory problems is obtained from

  • Ephedra

  • Calotropis

  • Eucalyptus

  • Cannabis


37.

In Funaria, stomata are present on the

  • stem

  • leaves

  • capsule

  • apophysis


38.

The process after glycolysis in anaerobic respiration is known as

  • fermentation

  • respiration

  • Krebs' cycle

  • decomposition


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39.

In cell cycle, during, which phase chromosomes are arranged in equatorial plate ?

  • Metaphase

  • Anaphase

  • Telophase

  • Prophase


40.

Law of limiting factor was given by

  • Leibig

  • Blackman

  • Calvin

  • Arnon


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