Read the following statements and choose the correct answer from the options given below.

  • A
    In the absence of Casparian strips,plants are unable to control the amount of water and solutes they absorb.
  • B
    Guttation generally occurs during low atmospheric humidity and plentiful soil water.
  • C
    The role of $K^{+}$ in stomatal opening is universally accepted.
  • D
    In $CAM$ plants,stomata remain open during the day and night.

Explore More

Similar Questions

Which of the following statements are true or false?
$I.$ The positive hydrostatic pressure is called turgor pressure.
$II.$ Wall pressure is exerted to prevent the increase of protoplasm size.
$III.$ Diffusion is more rapid in liquids than in gases.
$IV.$ Diffusion of water through a semi-permeable membrane is called imbibition.
$V.$ Osmosis is the movement of a substance,which takes place along a diffusion gradient.

Match List $I$ with List $II$ :
List $I$List $II$
$A$. Cohesion$I$. More attraction in liquid phase
$B$. Adhesion$II$. Mutual attraction among water molecules
$C$. Surface tension$III$. Water loss in liquid phase
$D$. Guttation$IV$. Attraction towards polar surfaces

Choose the correct answer from the options given below :

Cells absorb water by

The phenomenon of guttation:

Match the properties of water in Column-$I$ with their corresponding significance in Column-$II$ and select the correct option:
Column-$I$Column-$II$
$I.$ Polarity$p.$ Aquatic organisms can float
$II.$ Viscosity$q.$ Lakes do not freeze in winter
$III.$ Latent heat$r.$ Ascent of sap against gravity
$IV.$ Cohesive force$s.$ Water is an efficient solvent

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