Q. How much percentage of total transpiration is done by stomata?

View solution

Q. Mark the one, which is NOT the characteristics of the guard cell?

View solution

Q. Which light modulates osmoregulation of guard cell?

View solution

Q. What is guttation?

View solution

Q. Name the specialized pores from where guttation takes place.

View solution

Q. Which of the following statement is INCORRECT for transpiration?

View solution

Q. Those elements whose absence prevent plants from completing its life cycle are called___________

View solution

Q. Which one of the following is NOT a criteria for an element to be called as essential?

View solution

Q. Who proposed the idea of essential mineral nutrients of the plant?

View solution

Q. Name the technique which involves the growth of a plant by suspending their roots in the air?

View solution

Q. Which of the following is a mineral nutrient?

View solution

Q. Which of the following element is needed by plants in a very small quantity?

View solution

Q. Name the mineral element which is required by a plant in a great amount?

View solution

Q. Deficiency of which mineral causes dark green coloration of the leaves?

View solution

Q. Which of the following is deficiency symptom of magnesium?

View solution

Q. Which of the following class of enzyme does not need manganese for its efficient activity?

View solution

Q. Growth regulators, which control plant growth and development are called___________

View solution

Q. Growth in plants is mainly driven by turgor pressure.

View solution

Q. Which of the following is NOT a plant hormone?

View solution

Q. Name the plant in which auxin was first discovered?

View solution