12-botany-unit-I Taxonomy Of Angiosperms

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12-botany-unit-I Taxonomy Of Angiosperms

Prepared by Mr. D. Rajamani, M. Sc. ,M. Ed. , P. G. Asst Botany A. C. S Mat. Hr Sec. School, Arni. Tiruvannamalai Dist   ; &nbs p; & www. Padasalai. Net


Questions and Answers
  • 1. 
    Artificial system of classification of plants was proposed by a  
    • A. 

      Swedish botanist

    • B. 

      British botanist

    • C. 

      German botanist

    • D. 

      Indian botanist

  • 2. 
    Which of the following classification is a sexual system of classification?  
    • A. 

      Artificial system

    • B. 

      Natural system

    • C. 

      Phylo genetic system

    • D. 

      Natural selection

  • 3. 
    Genera plantarum of Bentham and Hooker was published in  
    • A. 

      Three volumes

    • B. 

      A single volume

    • C. 

      Two volumes

    • D. 

      Four volumes

  • 4. 
    In Bentham and Hooker classification of plants, the present day ‘orders’ were referred to by them as  
    • A. 

      Cohorts

    • B. 

      Series

    • C. 

      Orders

    • D. 

      families

  • 5. 
    The botanist who introduced binomial system is  
    • A. 

      Gaspard Bauhin

    • B. 

      Carolus Linnaeus

    • C. 

      Sir Joseph Dalton Hooker

    • D. 

      Adolf Engler

  • 6. 
    Inferae includes  
    • A. 

      3 orders and 9 families

    • B. 

      5 orders and 27 families

    • C. 

      6 orders and 34 families

    • D. 

      4 orders and 23 families

  • 7. 
    Plants having flowers with free petals are placed under  
    • A. 

      Polypetalae

    • B. 

      Monochlamydeae

    • C. 

      Monocotyledons

    • D. 

      Gamopetalae

  • 8. 
    How many families were described by Bentham and Hooker in their classification?  
    • A. 

      202

    • B. 

      204

    • C. 

      212

    • D. 

      102

  • 9. 
    Thalamiflorae includes  
    • A. 

      6 orders and 34 families

    • B. 

      4 orders and 23 families

    • C. 

      5 orders and 27 families

    • D. 

      3 orders and 12 families

  • 10. 
    In Bentham and Hooker’s classification of plants, the present by “families” were referred to by them as  
    • A. 

      Orders

    • B. 

      Families

    • C. 

      Cohorts

    • D. 

      Series

  • 11. 
    Which one of the following series includes the epigynous flowers?  
    • A. 

      Inferae

    • B. 

      Thalamiflorae

    • C. 

      Disciflorae

    • D. 

      Heteromerae

  • 12. 
    The family included under the series Unisexuales is  
    • A. 

      Euphorbiaceae

    • B. 

      Solanaceae

    • C. 

      Malvaceae

    • D. 

      Musaceae

  • 13. 
    Thespesia populnea belongs to  
    • A. 

      Malvaceae

    • B. 

      Musaceae

    • C. 

      Solanaceae

    • D. 

      Euphorbiaceae

  • 14. 
    Malvaceae is placed in the series  
    • A. 

      Thalamiflorae

    • B. 

      Inferae

    • C. 

      Heteromerae

    • D. 

      Disciflorae

  • 15. 
    Anthers are monothecous in  
    • A. 

      Malvaceae

    • B. 

      Solanaceae

    • C. 

      Musaceae

    • D. 

      Euphorbiaceae

  • 16. 
    In Abelmoschus esculentus, the fruit is  
    • A. 

      Loculicidal capsule

    • B. 

      regma

    • C. 

      Drupe

    • D. 

      schizocarp

  • 17. 
    Binomial of lady’s finger is  
    • A. 

      Abelmoschus esculentus

    • B. 

      Hibiscus cannabinus

    • C. 

      Thespesia populnea

    • D. 

      Gossypium barbadense

  • 18. 
    Pongamia glabra is
    • A. 

      Tree

    • B. 

      Herb

    • C. 

      Shrub

    • D. 

      Climber

  • 19. 
    Aeschynomene aspera is a
    • A. 

      Hydrophyte

    • B. 

      Xerophyte

    • C. 

      Mesophyte

    • D. 

      Lithophyte

  • 20. 
    The binomial of groundnut plant is 
    • A. 

      Arcachis hypogea

    • B. 

      Pongamia glabra

    • C. 

      Cyamopsis tertagonaloba

    • D. 

      Vigna mungo

  • 21. 
    The fruit of the members of Fabaceae is
    • A. 

      Legume

    • B. 

      Berry

    • C. 

      Drupe

    • D. 

      Caryopsis

  • 22. 
    The type of placentation seen in the members of fabaceae is 
    • A. 

      Marginal

    • B. 

      Axile

    • C. 

      Parietal

    • D. 

      Drupe

  • 23. 
    Rubiaceae is placed under the series
    • A. 

      Inferae

    • B. 

      Heteromerae

    • C. 

      Bicorpellate

    • D. 

      Unisexuales

  • 24. 
    The phyllotaxy in Ixora coccinea is
    • A. 

      Opposite decussate

    • B. 

      Alternate

    • C. 

      Whorled

    • D. 

      Spiral

  • 25. 
    In Ixora coccinea, the stamens are
    • A. 

      Epipetalous

    • B. 

      Monadelphous

    • C. 

      Syngenesious

    • D. 

      Diadelphous

  • 26. 
    Vernonia arborea is a
    • A. 

      Tree

    • B. 

      Herb

    • C. 

      Shrup

    • D. 

      Twiner

  • 27. 
    The head is reduced to single flower in 
    • A. 

      Echinops

    • B. 

      Launaea

    • C. 

      Chrysanthemum

    • D. 

      Dahlia

  • 28. 
    Homogamous head inflorescence head is found in
    • A. 

      Launaea

    • B. 

      Echinops

    • C. 

      Helianthus

    • D. 

      Tridax

  • 29. 
    Solanaceae is placed under  
    • A. 

      Polemoniales

    • B. 

      Malvales

    • C. 

      Unisexuales

    • D. 

      Ranales

  • 30. 
    The carpels are obliquely placed in the members of  
    • A. 

      Solanaceae

    • B. 

      Malvaceae

    • C. 

      Euphorbiaceae

    • D. 

      Musaceae

  • 31. 
    Euphorbiaceae includes about  
    • A. 

      300 genera

    • B. 

      254 genera

    • C. 

      82 genera

    • D. 

      90 genera

  • 32. 
    Ricinus communis is a  
    • A. 

      Shrub

    • B. 

      Herb

    • C. 

      tree

    • D. 

      cladode.

  • 33. 
    In which of the following plants the midrib and veins are found with yellowish spines  
    • A. 

      Solanum xanthocarpum

    • B. 

      Petunia hybrida

    • C. 

      Solanum melongena

    • D. 

      Datura metal

  • 34. 
    An example of cladode is  
    • A. 

      Euphorbia tirucalli.

    • B. 

      Jatropha curcas

    • C. 

      Phyllanthus emblica

    • D. 

      Ricinus communis

  • 35. 
    "The bird of paradise flower” refers to  
    • A. 

      Strelitzia reginae

    • B. 

      Musa paradisiaca

    • C. 

      Ravenala madagascariensis

    • D. 

      Heliconia sp.

  • 36. 
    In Hevea brasiliensis, the leaves are  
    • A. 

      Trifoliately compound

    • B. 

      Simple

    • C. 

      Sessile

    • D. 

      Palmately lobed.

  • 37. 
    In inflorescence in Ravenala madagascariensis is  
    • A. 

      Compound cyme

    • B. 

      Compound raceme

    • C. 

      Branched spadix

    • D. 

      Simple raceme

  • 38. 
    The number of fertile stamens in Ravenala madagascariensis is  
    • A. 

      Six

    • B. 

      three

    • C. 

      four

    • D. 

      five

  • 39. 
    The phyllotaxy in Musa is  
    • A. 

      Spiral

    • B. 

      Distichous

    • C. 

      Alternate

    • D. 

      opposite

  • 40. 
    Areceaceae is placed under the series
    • A. 

      Calycinae

    • B. 

      Multivovulatae aquatica

    • C. 

      Unisexuales

    • D. 

      Polemoniales

  • 41. 
    Borassus flabellifer is the binomial of
    • A. 

      Plamyra palm

    • B. 

      Wine palm

    • C. 

      Coconut tree

    • D. 

      Royal palm

  • 42. 
    In Corypha umberaculifera, the spadix  measures about
    • A. 

      Tern meters

    • B. 

      Two meters

    • C. 

      Eight meters

    • D. 

      Five meters