• 1. 
    The apex of root is protected by the

  • Root hair
  • Root cap
  • Meristematic cells
  • Cells present in the region of maturation
  • 2. 
    The hanging structures that support a banyan tree are its _____

  • stilt roots
  • tap roots
  • prop roots
  • pneumatophores
  • 3. 
    Alternate type of phyllotaxy is observed in which of the following ?

  • Calotropis
  • Guava
  • Alstonia
  • China rose
  • 4. 
    In coconut the mesocarp formed is

  • Fibrous
  • Trichous
  • Hispid
  • Smooth
  • 5. 
    Bud associated with the underground stem of potato is

  • Axillary
  • Apical
  • Adventitious
  • Internodal
  • 6. 
    Which of the following is not a storage root?

  • Tap root of carrot
  • Tap root of turnip
  • Adventitious roots of sweet potato
  • Roots of banyan tree
  • 7. 
    In monocotyledonous plants e.g. wheat, the primary root is short lived and is replaced by a large number of roots. These roots originate from the base of the stem and constitute the –

  • Prop roots
  • Pneumatophores
  • Napiform
  • Fibrous roots
  • 8. 
    In Australian acacia plant

  • leaves are short lived, petioles become leaf like
  • leaves become fleshy
  • leaves are modified into spines
  • leaf tips are modified into tendrils
  • 9. 
    When a pair of leaves arise at each node and lie opposite to each other is which phyllotaxy

  • Alternate
  • Simple
  • Compound
  • Opposite
  • 10. 
    Pneumatophores are found in plants growing in swampy areas. Such roots are seen in –

  • Colocasia
  • Rhizophora
  • Ficus
  • Alstonia
  • 11. 
    In some plants leaves are modified into _________ to store food?

  • Tensdrils
  • Spines
  • Fleshy part
  • Root
  • 12. 
    In mango the inner hard seed covering is known as the

  • Mesocarpd
  • Mesocarp
  • Endocarp
  • Seed-carp
  • 13. 
    Which of the following function is not performed by underground stem?

  • Reproduction
  • Assimilation
  • Perennation
  • Storage
  • 14. 
    Number of leaflets are present on a common axis, the rachis are known as

  • Compound Leaf
  • Pinnately Compound Leaf
  • Palmately Compound Leaf
  • Simple Leaf
  • 15. 
    A flower is –

  • A modified shoot
  • The reproductive unit in angiosperms
  • The reproductive unit of gymnosperms
  • a and b
  • 16. 
    Pneumatophores help the plant in

  • Collects more minerals from the soil
  • getting oxygen from air
  • holding the plant tightly to the soil
  • give mechanical support to the plant
  • 17. 
    Pericarp can be

  • Dry
  • Flesh
  • Both "A" and "B"
  • None of the Above
  • 18. 
    Leafbase is swollen to form pulvinus in –

  • Some leguminous plants
  • Some crucifers
  • Some monocots
  • Some cycads
  • 19. 
    Mango develops from ___________ superior ovaries and are ___ seeded

  • Monocarpellary; Two
  • Monocarpellary; Three
  • Monocarpellary; One
  • Polycarpellary; One
  • 20. 
    Which of the following is not a part of root system?

  • Root cap
  • Node
  • Root hair
  • Meristem
  • 21. 
    MODIFIED ROOTS IN Rhizophora WHICH HELP IN RESPIRATION ARE CALLED AS

  • CHROMATOPHORES
  • PNEUMATOPHORES
  • ANTHERIDIOPHORES
  • NONE OF THESE ABOVE
  • 22. 
    Pneumatophores are useful in –

  • Respiration
  • Transpiration
  • Guttation
  • Protein synthesis
  • 23. 
    Stilt roots grow from –

  • Lower internodes
  • Lower nodes
  • Upper nodes
  • Upper internodes
  • 24. 
    Given below is a set of four pair of modification with examples. Identify the incorrect pairing.a) Colocasia - modified stemb) Citrus thorn - modified leafc) Phylloclade of Opuntia - modified stemd) Turnip - modified root

  • a
  • b
  • c
  • d
  • 25. 
    If more than two leaves arise at nodes, the phyllotaxy is which type?

  • Alternate
  • Whorled
  • Opposite superposed
  • Opposite Decussate
  • 26. 
    Roots developing from plant parts other than radicle are –

  • Epiphyllous
  • Epicaulous
  • Adventitious
  • Fibrous
  • 27. 
    Arrangement of flowers on floral axis is called –

  • Placentation
  • Phyllotaxy
  • Inflorescence
  • Angiology
  • 28. 
    Roots developed from parts of the plant other than the radicle will be called

  • Adventitious Roots
  • Tap root
  • Fibrous Roor
  • False Roots
  • 29. 
    Reduced, discoid and underground stem is found in

  • Ginger
  • Turmeric
  • Potato
  • Onion
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