NEET Biology - New - Anatomy of Flowering Plants

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Question - 1

Tracheids differ from other tracheary elements in:

  • A Having casparian strips
  • B Being imperforate
  • C Lacking nucleus
  • D Being lignified

Question - 2

Companion cells are closely associated with:

  • A 'Irichomes
  • B Guard cells
  • C Sieve elements
  • D Vesselelements

Question - 3

The chief water conducting elements of xylem in gymnosperms are:

  • A Iracheids
  • B Vessels
  • C Fibres
  • D Transfusion tissue

Question - 4

Which one of the following is not a lateral meristem ?

  • A Intercalary meristem
  • B Intrafascicular cambium
  • C nterfascicular cambium
  • D Phellogen

Question - 5

Transport of food material in higher plants:

  • A Companion cells
  • B Transfusion tissue
  • C Tracheids
  • D Sieve elements

Question - 6

The length of different internodes in a culm of sugarcane is variable because of:

  • A Intercalary meristem
  • B Shoot apical meristem
  • C Size of lamina of lower node
  • D All of the above

Question - 7

A common structural feature of vessel elements and sieve tube elements is:

  • A Thick secondary walls
  • B Pores on lateral walls
  • C Presence of P-protein
  • D Enucleate condition

Question - 8

Stomata in grass leaf are:

  • A Rectangular
  • B Kidney shaped
  • C Dumb-bell shaped
  • D Barrel shaped

Question - 9

Specialised epidermal cells surrounding the guard cells are called:

  • A Lenticels
  • B Complimentary cells
  • C Subsidiary cells
  • D Bulliform cells

Question - 10

Vascular bundles in monocotyledons are considered closed because:

  • A Xylem is surrounded all around by phloem
  • B Abundle sheath surrounds each bundle
  • C Cambium is absent
  • D There are no vessels with perforations