Question

An apparatus as shown below was set up to investigate a physiological process in plants. The setup was kept in sunlight for two hours. Droplets of water were then seen inside the bell jar. Answer the questions that follow:

List three adaptations in plants to reduce the above mentioned process.

Answer 1

Adaptations in plants to reduce transpiration are 

• Leaves may be modified into spines as in cactus or into needles as in pines.
• The number of stomata is reduced and they may be sunken in pits.
• Leaves may be folded or rolled up.