Question

A student is observing the temporary mount of a leaf peel under a microscope. Draw a labelled diagram of the structure of stomata as seen under the microscope.

Answer 1

Structure of stomata:

1. Stomata are found in plant leaves, but they can also be found in stems.
2. Stomata are microscopic pores in plant tissue that allow for gas exchange.
3. Carbon dioxide can enter the plant tissue through these tiny pores.
4. Stomata aid in transpiration.
5. It also aids in water loss reduction by closing when conditions are dry or hot.
6. Guard cells are specialised cells.
7. It surrounds stomata and functions to open and close stomata pores.
8. Guard cells contain chloroplasts.
9. It helps in opening and close stomata.
10. Stomata close at night to prevent water loss.
11. It opens during the day to perform photosynthesis.