NCERT/Class 11/Biology/Biological Classification

Biological Classification

Class 11 · Biology

96 questions39 easy38 medium19 hard

Sample Questions

Q1.Which pigment is present in cyanobacteria that is similar to green plants?

  • AChlorophyll b
  • BChlorophyll a
  • CPhycoerythrin
  • DCarotenoids

Q2.Which kingdom in Whittaker's classification includes all prokaryotic organisms?

  • AProtista
  • BFungi
  • CMonera
  • DPlantae

Q3.Cyanobacteria often form blooms in polluted water bodies. Which combination of their characteristics makes this possible?

  • AHeterotrophic nutrition and motility
  • BPhotosynthetic ability, nitrogen fixation, and ability to form colonies with gelatinous sheaths
  • CParasitic mode of life and spore formation
  • DChemosynthetic nutrition and absence of cell wall

Q4.What is 'diatomaceous earth'?

  • ASoil rich in clay minerals
  • BAccumulation of diatom cell wall deposits over billions of years
  • CVolcanic soil
  • DSoil from marshy areas

Q5.Coenocytic hyphae are characterised by:

  • AHaving septae at regular intervals
  • BBeing continuous tubes with multinucleated cytoplasm
  • CBeing unicellular
  • DLacking cytoplasm

Q6.This is a sample question to preview what you'll get in the full practice test...

  • A. Option one
  • B. Option two
  • C. Option three
  • D. Option four
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Concepts Covered

ArchaebacteriaDinoflagellatesEubacteria and CyanobacteriaEuglenoidsFungal Reproduction and ClassificationHistory and Basis of Biological ClassificationKingdom Fungi - General CharacteristicsKingdom Monera - Bacteria Shapes and Metabolic DiversityKingdom Plantae and Kingdom AnimaliaKingdom Protista - Chrysophytes and DiatomsMycoplasmaProtozoansSlime MouldsViruses, Viroids, Prions and LichensWhittaker's Five Kingdom Classification

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