Quantrex Quantrex AcademyJEE · NEET · NDA PYQs with solutions Open app
NEET2008BotanyAnatomy of Flowering PlantsActual

Ectophloic siphonostele is found in

Options

  1. AOsmunda and Equisetum
  2. BMarsilea and Botrychium
  3. CAdiantum and Cucurbitaceae
  4. DDicksonia and Maidenhair fern.

Correct answer

A. Osmunda and Equisetum

Step-by-step solution

Stele is a column containing vascular tissues which is surrounded by pericycle and separated from ground tissue by endodermis. Siphonostele is medullated protostele or protostele with a central non-vascular pith. Leaf gaps are absent. Siphonostele is of two types : In Ectophloic siphonostele, central pith is surrounded successively by xylem, phloem, pericycle and endodermis. In amphiphloic siphonostele there is a central pith and xylem is surrounded on either side by phloem, pericycle and endodermis. It is found in

Practice Anatomy of Flowering Plants on Quantrex Academy →

More from Anatomy of Flowering Plants

The main function of bulliform cells in grasses is : 2026Match List I with List II : List I List II A. Conjunctive tissue I. Specialised cells in the vicinity of guard cells B. Casparian strips II. Endodermal cells rich in starch C. Subs 2026Find the statement that is NOT correct with regard to the structure of monocot stem. 2025Which of the following simple tissues are commonly found in the fruit walls of nuts and pulp of pear? 2024Given below are two statements: Statement I: In a dicotyledonous leaf, the adaxial epidermis generally bears more stomata than the abaxial epidermis. Statement II: In a dicotyledon 2024Given below are two statements: Statement I : Parenchyma is living but collenchyma is dead tissue. Statement II : Gymnosperms lack xylem vessels but presence of xylem vessels is th 2024Bulliform cells are responsible for 2024Formation of interfascicular cambium from fully developed parenchyma cells is an example for 2024 Full Anatomy of Flowering Plants list All NEET PYQs