Which of the following is absent in the primary and secondary structure of the stem of $Pinus$?

  • A
    Sieve tubes
  • B
    Mucilage duct
  • C
    Companion cells
  • D
    Phloem parenchyma

Explore More

Similar Questions

Select the correct option regarding the following statements.

In which plant are the vascular bundles scattered in the ground tissue,and each vascular bundle is surrounded by a sclerenchymatous bundle sheath?

Which of the following will decay faster if exposed freely?

What is the common function of the cortex in plants?

What type of vascular bundles are found in monocot stems?

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