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


32.

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

  • Sister chromatids

  • Non-sister chromatids

  • Genes

  • Alleles


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


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37.

In Funaria, stomata are present on the

  • stem

  • leaves

  • capsule

  • apophysis


D.

apophysis

The mature sporophytein Funaria is distinguishable into foot, seta and capsule. The capsule is distinguished into opercular region theca region and apophyseal region.
Apophyseal region is lowermost part of the capsule. The epidermis of the apophyseal region has stomatal apertures. Each stoma has two guard cells, which at later stages fuse to form a single annular guard cell .


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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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