What is the primary function of stomata in plant leaves during photosynthesis?
Allow gaseous exchange
Stomata are small pores present on the surface of leaves that allow the exchange of gases (CO₂ in, O₂ out) needed for photosynthesis, and also permit transpiration.
Hence, the correct answer is Allow gaseous exchange (D).
Which of the following statements is/are correct regarding vegetative propagation?
Statement A: Root, stem and leaves develop into new plants under appropriate conditions.
Statement B: Vegetative propagation is used in sugarcane, roses and grapes.
Which of the following plant nutrients is supplied from air?
The parenchyma cells in plants are:
How do plants excrete their waste products?
Which of the following options best describes a component of a flower's reproductive system?
Which mechanism allows the sensitive plant to move its leaves immediately after being touched?
Which of the following characteristics are correct for the cells of parenchyma?
Which pigment is responsible for absorbing light during photosynthesis?
A researcher finds a plant group that does not need water for fertilisation and has seeds which are not enclosed in fruits. Which plant group is being described?
What is the term for the growth of plant roots downward in response to gravity?
Which of the following is a type of nutrition?
I. Heterotrophic
II. Autotrophic
Fungi are always
Which of the following does NOT form an essential part of the process of photosynthesis?
Organisms that generate energy using light are:
Amarbel ( Cuscuta ) is a