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  • The vascular bundles of leaves areOption: 1 Radial, collateral, OpenOption: 2 Conjoint, Col

The vascular bundles of leaves are

Option: 1

Radial, collateral, Open


Option: 2

Conjoint, Collateral, Closed


Option: 3

Conjoint, Collateral, Open


Option: 4

Radial, Collateral, Closed


Answers (1)

best_answer
 

Main features of the anatomy of leaf: 

  • The epidermis is single layered. There is an upper epidermis and a lower epidermis.
  • Cutin is present in the outer cell walls of the epidermal cells.
  • Petiole has either sclerenchymatous or collenchymatous hypodermis.
  • The ground tissue is made up of parenchymatous cells. These are called mesophyll cells.
  • The mesophyll tissue is present between the upper and lower epidermis.
  • The vascular bundles are conjoint, collateral and closed.
  • Xylem faces the adaxial surface (upper surface).
  • Phloem faces the abaxial surface (lower surface).
  • In the leaves of xerophytes, the epidermis is multiseriate and stomata are sunken.
  • In the C4 plants, bundle sheath is present around the vascular bundles.

The vascular bundles are conjoint, collateral and closed.

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