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​ Biological Classification 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.

2.1 Introduction

  • Need

  • Advantages

  • Objectives

  • History

2.2 Two kingdom system

  • Kingdom I plantae

  • Kingdom II animalia

  • Shortcomings/distinction not clear- Euglena, Chlamydomonas, slime moulds, sponges, lichen, diatoms and protozoans, bacter, fungi

2.3 Five kingdom system

  • Structure of cell- prokaryote and eukaryote

  • Unicellular and multicellular

  • Mode of nutrition

  • Phylogentic relationships

  • Drawbacks of 5 kingdom classification

2.4 Monera

  • Bacteria

  • General characters of bacteria

  • General occurance

  • Size

  • Shape

  • Coccus

  • Bacillus

  • Spirillium

  • Vibrio

  • Filament

  • Stalked

  • Budded

  • Flagellation

  • Atrichous

  • Monotrichous

  • Cephalotrichus

  • Amphitrichous

  • Lophotrichous

  • Peritrichous

  • Bacterial cell structure

  • The slime and the capsule(Glycoclayx)

  • Cell wall

  • Plasma membrane

  • Mesosome

  • Flagella

  • Pili/fimbriae

  • Cytoplasm and cytoplasmic inclusions

  • Nucleoid/bacterial chromosome

  • Plasmids

  • Bacterial reproduction

  • Asexual reproduction

  • Binary fission

  • Sexual reproction/genetic recombination/parasexuality

  • Conjugation

  • Transformation

  • Transduction

2.5 Economic importance of bacteria

  • Useful activities

  • Decay of organic waste

  • Sewage disposal

  • Role in nitrogen cycle

  • Role in improving soil- humus, composting, N2 fixation, adding sulphates

  • Role in industry- lactic acid, curd, cheese, butter, vinegar, retting process, curing of tobacco and tea, leather tanning

  • Medicinal uses- serum and vaccines, vitamins, enzymes, antibiotics

  • Harmful  activities

  • Food poisoning- botulism, staphylococcal food poisoning, perfringens poisoning

  • Spoilage of food

  • Pollution of water

  • Deterioration of textiles

  • Deseases

  • Actinomycetes

  • Mycoplasmas

  • Cyanobacteria

  • Arhaebacteria

  • Methanogens

  • Haolophiles

  • Thermoacidophiles

2.6 Protista

  • General Characteristics

  • Habitats

  • Prostist Structure

2.7 Lcomotion

  • Pseudopodia

  • Lobopodia

  • Filopodia

  • Axopodia

  • Reticulopodia

  • Flagella

  • Cilia

  • Wriggling

  • Mucilage propulsion

2.8 Nutrition

  • Holophytic

  • Holozoic

  • Saprozoic

  • Parasitic

  • Mixotrophic

2.9 Reproduction

  • Asexual

  • Binary fission

  • Multiple fission

  • Plasmotomy

  • Budding

  • Spore formation

  • Sexual

  • Isogamy

  • Anisogamy

  • Oogamy

2.10 Major Groups Of Protists

  • Photosynthetic/protistan algae

  • Dinoflagellate/division pyrrophyta

  • Diatoms/division bacillariophyta

  • Euglenoid flagellates/division euglenophyta

  • Consumer-decomposer

  • Protists/slime moulds

  • Protozoan protists

  • Zooflagellata

  • Sarcodina

  • Sporozoa

  • Ciliate

2.11 Kingdom Fungi

  • General Characters

  • Habitats

  • Habits

  • Parasites

  • Saprophites

  • Fungal Structure and Growth

  • Cell and Tissue Structure

  • Reproduction

  • Vegetative

  • Fragmentation

  • Budding

  • Fission

  • Sclerotia

  • Rhizomorph

  • Asexual

  • Zoospores

  • Sporangiophores

  • Chlamydospores

  • Oidia

  • Conidia

  • Sexual

  • Plasmogamy

  • Karyogamy

  • Meiosis

  • Modes of sexual fusion

  • Planogametic copulation

  • Gametangial contact

  • Gametangial copulation

  • Spermatization

  • Somatogamy

2.12 Classification Of Fungi

  • Division mastigomycotina class oomycetes

  • Division zygomycotina class zygomycetes/conjugation fungi

  • Division ascomycotina class ascomycetes/sac fungi

  • Division basidiomycotina class basidiomycetes/club fungi

  • Division deuteromycotina class deuteromycetes/fungi imperfecti

2.13 Kingdom Plantae-Multicellular Producer Eukaryote

2.14 Kingdom Animalia-Multicellular Eukaryotic Heterotrophs

2.15 Lichens

  • Lichens

  • Nature

  • Occurance

  • Composition

  • Mycobiont

  • phycobiont

  • Classification

  • Ascolichen

  • Basidiolichens

  • Lichen imperfecti

2.16 Economic importance of lichens

  • Pioneers of rock vegetation

  • Food and fodder

  • Medicinal use

  • Uses in perfumery

  • Uses in tanning and dyeing

  • Brewing and distilling

  • Organic acids

  • Indicator of air pollution

  • Fires

  • Damaging buildings

2.17 Virus

  • General characters

  • Biological status

  • Viruses are non-living

  • Viruses are living

  • General structure of viruses

  • Envelope

  • Capsid

  • Nucleoid

  • Enzymes

  • Classification

  • Deoxyvira- deoxyhelica, deoxybinala

  • Ribovira- ribohelica, ribocubica

  • Examples

  • TMV- plant virus

  • Bacteriophages

  • Animal viruses- influenza, polio, rabies, adeno virus, small pox, herpes, measles, AIDS, conjunctivitis

  • Viroids

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