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 Reproduction in Organisms

Online Biology Class 

  • Following is the list of topics that are covered during online biology classes for NEET preparation.

  • After completion of all the topics of the chapter, MCQs based on NEET Pattern questions are discussed.

  • Doubts during the class are also cleared. You can also post your doubts and we will promptly answer it.

23.1 Introduction

  • Life span

  • What is reproduction

23.2 Asexual Reproduction

  • binary fission

  • example 1 in bacteria

  • example 2 in protozoan

  • irregular

  • longitudinal

  • transverse

  • binary fission in planarians

  • reproductive units and immortality

  • multiple fission

  • example 1 in Plasmodium

  • example 2 in Amoeba

  • budding

  • example 1 yeast

  • example 2 in Hydra

23.3 spore formation

  • zoospores

  • sporangiospores

  • chlamydospores

  • oidia

  • conidia

23.4 vegetative propagation

  • Methods of vegetative propagation

  • Natural methods of vegetative propagation

  • Roots

  • Underground stems

  • Suckers

  • Rhozomes

  • Corms

  • Bulbs

  • Tubers

  • Creeping stems

  • Runners

  • Stolons

  • Offsets

  • Leaves

  • Bulbils

  • Turions

  • Artificial methods of vegetative propagation

  • Cuttings

23.5 Layerings

  • Mound layering

  • Air layerings (or gootee)

  • Grafting

  • Tongue or whip grafting

  • Wedge grafting

  • Crown grafting

  • Side grafting

  • Bud grafting

  • Propagation by plant tissue culture(microprapagation)

  • Importance of vegetative propagation

23.6 Sexual Reproduction

  • pre-fertilization events

  • gametogenesis, sexuality in organisms, meosis

  • gamete transfer

  • external fertilization and external development

  • internal fertilization and external development

  • internal fertilization and internal development

  • syngamy and fertilization

  • endogamy

  • exogamy

  • isogamy

  • anisogamy or heterogamy

23.7 parthenogenesis

  • natural parthenogenesis

  • complete(obligatory) parthenogenesis

  • incomplete(cyclic)parthenogenesis

  • paedogenetic parthenogenesis

  • artificial parthenogenesis

  • post fertilization events

23.8 the zygote

  • embryogenesis- oviparous, viviparous

MCQs Discussion

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