EASY
Earn 100

What is the function of subsidiary cells in stomata?

Important Questions on Plant Water Relation

HARD
Biology>Physiology>Plant Water Relation>Transpiration
"Transpiration is a necessary evil". Discuss.
MEDIUM
Biology>Physiology>Plant Water Relation>Transpiration
Take two plants, keep plant A in very dry conditions and plant B in high humidity. Simultaneously, immerse the roots of both plants in water with a red dye. What would you observe?
MEDIUM
Biology>Physiology>Plant Water Relation>Transpiration
Explain Transpiration pull theory.
EASY
Biology>Physiology>Plant Water Relation>Transpiration

Given below is a diagram of the stomatal apparatus. Match the labels with the corresponding names of the compounds. 

Question Image

Choose the correct combination.

HARD
Biology>Physiology>Plant Water Relation>Transpiration
"Transpiration is a necessary evil". Explain.
EASY
Biology>Physiology>Plant Water Relation>Transpiration
The process responsible for facilitating loss of water in liquid form from the tip of grass blades at night and in early morning is
EASY
Biology>Physiology>Plant Water Relation>Transpiration
Which cells are present in the region of next to guard cells in the body of a plant? (subsidiary cells/parenchyma cells)
MEDIUM
Biology>Physiology>Plant Water Relation>Transpiration
The common characteristic between guard cells and mesophyll cells is
MEDIUM
Biology>Physiology>Plant Water Relation>Transpiration
Explain the role of subsidiary cells in transpiration.
EASY
Biology>Physiology>Plant Water Relation>Transpiration
What are the functions of subsidiary cells?
EASY
Biology>Physiology>Plant Water Relation>Transpiration
Guard cells are found in
MEDIUM
Biology>Physiology>Plant Water Relation>Transpiration
State one main function of Guard cells.
MEDIUM
Biology>Physiology>Plant Water Relation>Transpiration
What will be the effect of the accumulation of K+ ions in guard cells?
EASY
Biology>Physiology>Plant Water Relation>Transpiration
Explain the location of subsidiary cells in the body of a plant.
EASY
Biology>Physiology>Plant Water Relation>Transpiration

Guard cells mainly regulate
 

EASY
Biology>Physiology>Plant Water Relation>Transpiration
Subsidiary cells have no role in the stomatal transpiration.
MEDIUM
Biology>Physiology>Plant Water Relation>Transpiration
Stomata on the surface of leaf open by:
MEDIUM
Biology>Physiology>Plant Water Relation>Transpiration
Which out of the following is a MISMATCHED pair?
MEDIUM
Biology>Physiology>Plant Water Relation>Transpiration
Stomata which remain surrounded by a pair of subsidiary cells whose common wall is at right angles to guard cells are called
MEDIUM
Biology>Physiology>Plant Water Relation>Transpiration

Read the following statements carefully and select the correct option.

(a) Guard cells are living, having nucleus and chloroplast.

(b) The outer wall of guard cells is thick and elastic.

(c) The stomatal aperture, guard cells, and the surrounding epidermal cells are together called stomatal apparatus.