Question

Plant ancestors were aquatic. Describe three adaptations that allowed plants to succeed on land and how each helps them.

Answer 1

Three characteristics that allows the plants to succed them on land are:

• Presence of cuticle one the cell: It prevents the excessive loss of water from the plants.
• Presence of vascular bundles in the plants: It helps in the transport of water and minerals from root to other parts of plant via xylem. And phloem transport food from leaves to other part of the plant.
• Presence of well developed root system: The presence of roots in the land plants provide the absorption of water from the soil.
• Presence of stomata: The plant has stomata. These stomata allows the gas exchange between the environment and plants.