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Morphology of Flowering Plants

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.

5.1 Parts of a Flowering Plant

5.2 The Root

  • General Characters of the Root

  • Parts of a typical Root

  • Root Cap

  • Meristematic Growing Region

  • Zone of elongation

  • Root-Hair Zone

  • Zone of mature cells

  • Functions of Root

  • Primary Functions

  • Anchorage

  • Absorption

  • Conduction of water and minerals

  • Translocation of organic nutrients

5.3 Secondary Functions

  • Food storage

  • Additional mechanical support

  • Haustorial roots

  • Assimilation

  • Aeration

  • Symbiotic Nitrogen fixation

  • Floating and balancing

  • Hygroscopic roots

  • Reproduction

  • Climbing

5.4 Root Systems

  • Tap root system

  • Adventitious roots system

5.5 Modification of Tap Roots

  • Storage roots

  • Conical

  • Fusiform

  • Napiform

  • Tuberous

  • Nodulated(Tuberculate Roots)

  • Pneumatophores or Respiratory Roots

5.6 Modifications of Adventitious Roots

  • Roots modified for storage of food

  • Tuberous roots

  • Fasciculated roots

  • Palmate tuberous roots

  • Nodulose roots

  • Moniliform roots

  • Annulated roots

  • Roots modified to give additional mechanical support

  • Prop roots

  • Stilt roots

  • Climbing roots

  • Roots modified to perform vital functions

  • Assimilatory(Photosynthetic roots)

  • Haustorial (Parasitic)roots

  • Floating roots

  • Epiphytic roots

  • Contractile or pull roots

  • Reproductive roots

  • Leaf roots

  • Root thorns

  • Rootless Plants

  • Plants that are all Roots

5.7 The Stem

  • Characteristics of a Stem

  • Buds

  • According to their nature or structure

  • Vegetative buds

  • Floral buds

  • Mixed buds

  • According to their position

  • Normal buds

  • Apical buds

  • Lateral buds

  • Axillary buds

  • Accessory buds

  • Extra-axillary buds

  • Adventitious buds

  • Epiphyllous buds

  • Cauline buds

  • Radical buds

  • Bulbils or specialized buds

5.8 Branching of Stem

  • Racemose branching

  • Cymose branching

  • Monochasial (Uniparous)

  • Dichasial(Multiparous)

5.9 Different Classes of Plants

  • Habits of plants

  • Herbs

  • Shrubs

  • Trees

  • Life span

  • Annual

  • Biennials

  • perennials

5.10 Diverse forms of Stems

  • Reduced stems

  • Erect stems

  • Culm

  • Caudex or columnar

  • Excurrent

  • Decurrent or Deliquescent

5.11 Weak stems

  • Upright weak stems

  • Twiners

  • Climbers

  • Tendril climbers

  • Root climbers

  • Scramblers

  • Lianas

  • Prostrate weak stems

  • Trailers

  • Procumbent

  • Decumbent

  • Diffuse

  • Creepers

  • Runners

  • Stolons

  • offsets

  • Modifications of Stem

5.12 Underground(subterranean) stem modifications

  • Sucker

  • Rhizome

  • Rootstock

  • Straggling

  • Corm

  • Tuber

  • Bulb

  • Tunicated bulb

  • Simple tunicated bulbs

  • Compound tunicated bulbs

  • Scaly bulbs

5.13 Aerial (epiterranean)stem modifications

  • Stem tendrils

  • Axillary

  • Extra-axillary

  • Apical bud tendrils

  • Floral bud  or inflorescence tendrils

  • Stem thorns

  • Phylloclades

  • Cladodes

  • Thalamus(torus)

5.14 Functions of Stem

  • Primary functions

  • Secondary or accessory functions

  • Storage

  • Synthesis of food

  • Perennation

  • Vegetative propagation

  • Protection

  • support

5.15 The Leaf

  • Characteristics of Leaf

  • Parts of Leaf

  • Leaf base(=Hypopodium)

  • Petiole(=Mesopodium)

  • Lamina(=Epipodium) or Leaf Blade

5.16 Phyllotaxy(=Phyllotaxis)

  • Alternate or spiral

  • Distichous

  • Tristichous

  • Pentastichous

  • Octostichous

  • Opposite

  • Whorled or verticillate

5.17 Venation

  • Reticular venation

  • Unicostate

  • Multicostate

  • Parallel venation

  • Unicostate

  • Multicostate

  • Convergent

  • divergent

5.18 Leaf Incision(Simple and Compound Leaves)

  • Simple leaves

  • Pinnatifid and plamatifid

  • Pinnatipartite and palmatipartite

  • Pinnatisect and palmatisect

  • Compound leaves

  • Pinnate compound leaves

  • Unipinate

  • Paripinnate

  • Imparipinnate

  • Bipinnate

  • Tripinnate

  • Decompounds

  • Palmate compound leaves

  • Unifoliate

  • Bifoliate

  • Trifoliate

  • Quadrifoliate

  • multifoliate

5.19 Modifications of Leaves

  • Storage leaf

  • Leaf tendrils

  • Whole leaf tendrils

  • Leaf tip tendril

  • Leaflet tendrils

  • Petiole tendrils

  • Rachis tendrils

  • Rachis tendril

  • Stipular tendrils

  • Leaf spines

  • Leaf hooks

  • Phyllodes

  • Insect catching leaves

  • Pitchers

  • Bladders

  • Drosera

  • Pitcher of epiphytic plant

  • Cataphylls or scale leaves

  • Floral leaves

5.20 Functions of Leaf

  • Primary functions

  • Photosynthesis

  • Gaseous exchange

  • Transpiration

  • Protection of buds

  • Conduction

  • Secondary functions

  • Storage

  • Protection

  • Support

  • Nitrogen nutrition

  • reproduction

  • Importance of Studying Leaf Morphology

5.21 Inflorescence

  • Types

  • Racemose

  • Simple racemose inflorescence

  • Typical raceme

  • Spike

  • Catkin or ament

  • Spadix

  • Corymb

  • Umbel

  • Capitulum or head

  • Compound racemose inflorescence

  • Panicle

  • Compound spike

  • Compound spadix

  • Compound corymb

  • Compound umbel

  • Compound capitulum

  • Cymose

  • Uniparous or monochasial cyme

  • Scorpoid(cincinnus)

  • Helicoids(bostryx)

  • Biparous or dichasial cyme

  • Multiparous of polychasial cyme

  • Special types of inflorescence

  • Hypanthodium

  • Cyathium

  • verticillaster

Continue.......
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