Plant Evolution and Transport Mechanisms Quiz

Which plant species is known as the tallest on Earth?

• Quercus robur

• Sequoia sempervirens

• Pinus ponderosa

• Eucalyptus regnans

What is the primary function of root hairs?

• To store nutrients

• To increase surface area for absorption

• To transport glucose

• To anchor the plant

How do aquaporins assist in plant water transport?

• By storing water

• By anchoring the plant

• By transporting glucose

• By facilitating water movement across cell membranes

What is the role of the Casparian strip in plant roots?

• To prevent water loss

• To store water

• To force water and minerals into the symplast

• To anchor the plant

What is the main challenge for water movement in the xylem?

• Storing nutrients

• Moving against gravity

• Moving with gravity

• Evaporating quickly

What does the cohesion property of water molecules enable?

• Water molecules to store energy

• Water molecules to stick together

• Water molecules to evaporate

• Water molecules to repel each other

What is the primary purpose of transpiration in plants?

• To store water

• To transport glucose

• To create negative pressure for water movement

• To anchor the plant

During photosynthesis, what happens to the oxygen produced?

• It is stored in the roots

• It is used to fix carbon atoms

• It is released as a waste product

• It is converted into glucose

What is the process of moving sugars through the phloem called?

• Transpiration

• Translocation

• Photosynthesis

• Osmosis

In the context of phloem transport, what is a 'sink'?

• A location where synthesized materials are stored or consumed

• A location where water is absorbed

• A location where glucose is produced

• A location where oxygen is released