Star-shaped crystals found in $Dioscorea$ are known as:

  • A
    Druses
  • B
    Cystolith
  • C
    Lithocysts
  • D
    None of the above

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Similar Questions

Which of the following statement$(s)$ is/are true?
$(A)$ Uneven thickening of cell wall is characteristic of sclerenchyma.
$(B)$ Periblem forms cortex of the stem and the root.
$(C)$ Tracheids are the chief water transporting elements in gymnosperms.
$(D)$ Companion cell is devoid of nucleus at maturity.
$(E)$ The commercial cork is obtained from $Quercus$ $suber$.

Members of $Winteraceae$,$Tetracentraceae$ and $Trochodendraceae$:

Match the Column-$I$ with Column-$II$ and choose the correct option:
Column-$I$ (characteristics of vascular bundle)Column-$II$ (Transverse section)
$A$. Radial,tetrarch,cambial ring between xylem and phloem at later stages$i$. $T.S$ of monocot stem
$B$. Conjoint,open and endarch$ii$. $T.S$ of dicot root
$C$. Radial,Polyarch,large pith without cambial ring$iii$. $T.S$ of monocot root
$D$. Conjoint,closed with sclerenchymatous bundle sheath$iv$. $T.S$ of dicot stem

Pith cells are found in

Which of the following shows physiological xerophytic characters?

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