Plant Transport System Quiz

What is the primary function of xylem in plants?

• Transporting sugars

• Transporting water and nutrients

• Providing structural support

• Facilitating gas exchange

Which of the following is responsible for transporting sugars in plants?

• Xylem

• Phloem

• Stomata

• Guard cells

What is transpiration?

• The process of photosynthesis

• The process of water absorption by roots

• The process of water loss through leaves

• The process of nutrient absorption by roots

What is root pressure responsible for?

• Pulling water from the soil into the roots

• Pushing water from the roots to the leaves

• Regulating gas exchange in the roots

• Breaking down nutrients in the roots

What is capillary action?

• The movement of water through narrow tubes

• The movement of nutrients from roots to leaves

• The movement of sugars from leaves to roots

• The movement of gases through stomata

Which of the following is NOT a function of phloem?

• Transporting sugars

• Transporting amino acids

• Providing structural support

• Transporting hormones

What is a sieve tube in plants?

• A type of leaf structure

• A type of root structure

• A type of xylem vessel

• A type of phloem vessel

What is the primary role of vascular bundles in plants?

• To provide structural support

• To transport water and nutrients

• To produce sugars through photosynthesis

• To regulate gas exchange

What is translocation in plants?

• The process of water absorption by roots

• The process of nutrient absorption by roots

• The transport of sugars and other nutrients throughout the plant

• The movement of gases through stomata

What is the role of guard cells in plants?

• Absorbing water from the soil

• Regulating the opening and closing of stomata

• Transporting sugars in the plant

• Providing structural support to leaves