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 $Quercus$ $suber$.

  • A
    $B, C$ and $E$ only
  • B
    $A, B$ and $C$ only
  • C
    $B, D$ and $E$ only
  • D
    $A, C$ and $E$ only

Explore More

Similar Questions

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

Match the following:
Column-$I$ Column-$II$
$(a)$. Hypodermis in dicot stem $(i)$. Absent
$(b)$. Pericycle in dicot stem $(ii)$. Parenchymatous
$(c)$. Ground tissue in monocot stem $(iii)$. Collenchymatous
$(d)$. Phloem parenchyma in monocot stem $(iv)$. Sclerenchymatous

Consider the following statements regarding plant anatomy:
$(a)$ In roots, xylem and phloem in a vascular bundle are arranged in an alternate manner along the different radii.
$(b)$ Conjoint closed vascular bundles do not possess cambium.
$(c)$ In open vascular bundles, cambium is present in between xylem and phloem.
$(d)$ The vascular bundles of dicotyledonous stem possess endarch protoxylem.
$(e)$ In monocotyledonous root, usually there are more than six xylem bundles present.
Choose the correct answer from the options given below:

Which one is not a trait of xerophytes?

Identify the vascular bundle shown in the figure.

Vedclass Products

For Students

Vedclass Test Series

Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.

Start Free Trial
For Teachers

Exam Paper Generator

Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.

Try Free
For Institutes

Online Exam Module

Live online exams with unlimited students, 360° analytics & white-label branding.

See Demo