Transpiration

IMPORTANT

Transpiration: Overview

This Topic covers sub-topics such as Stomata, Transpiration, Guttation, Stomatal Transpiration, Factors Affecting Transpiration, Subsidiary Cells, Relationship between Transpiration and Photosynthesis and, Application of Transpiration

Important Questions on Transpiration

MEDIUM
IMPORTANT

Assertion: Waxy and cutin coating on plant parts reduce the transpiration.

Reason    : These adaptation are found in xerophytes.

HARD
IMPORTANT

Read the following statements and choose the correct option 

Statement A: Stomata are absent in submerged hydrophytes.

Statement B : Respiration occurs by means of air chambers in submerged plants.

EASY
IMPORTANT

"Transpiration is a necessary evil". Explain.

MEDIUM
IMPORTANT

Match the column-I with column-II and select the correct combination.

  Column-I   Column-II
(a) Bulliform cells (i) Hydathodes
(b) Subsidiary cells (ii) Isobilateral leaf
(c) Epithem (iii) Stomata
(d) Cork cells (iv) Phellem

EASY
IMPORTANT

Which of the following cells play an important role in the transpiration other than guard cells?

EASY
IMPORTANT

Explain the location of subsidiary cells in the body of a plant.

EASY
IMPORTANT

Which cells are present in the region of next to guard cells in the body of a plant? (subsidiary cells/parenchyma cells)

MEDIUM
IMPORTANT

Explain the role of subsidiary cells in transpiration.

EASY
IMPORTANT

Subsidiary cells have no role in the stomatal transpiration.

EASY
IMPORTANT

Which of the following have sunken stomata?

EASY
IMPORTANT

Maximum transpiration occurs by_____type of transpiration.

EASY
IMPORTANT

Which is/are NOT the characteristics of the guard cell?

EASY
IMPORTANT

Water release in the guttation is the pure form of water.

EASY
IMPORTANT

Guattation is due to

EASY
IMPORTANT

During the day, transpiration and photosynthesis are interlinked.

MEDIUM
IMPORTANT

Cells that are present around the guard cell known as_____ cells.

MEDIUM
IMPORTANT

_____ stomata check excessive transpiration.

EASY
IMPORTANT

Promotion of uptake and translocation of solute is one of the features of transpiration in plants.

EASY
IMPORTANT

Cuticular transpiration accounts for more than 50% of total transpiration.

EASY
IMPORTANT

_____ considered as the major organ for transpiration.