Plant Structure & Function

what's the purpose of the phloem?

• to bring water through the stem
  
• to bring food through the stem
• Captures the sunlight
• makes the plant green

what's the purpose of the xylem?

• to bring the food through the stem
• to capture sunlight
• produce pollen
• to bring the water through the stem

Which of the following is not a type of plant tissue?

• ground
• dermal
• root
• vascular

The two structures that limit transpiration  are known as

• Guard cells and xylem
• Stomata and guard cells
• xylem and phloem
• stomata and phloem

Layer of parenchyma cells that cover the root tip; helps protect root tissues?

• Phloem
• Root cap
• Guard
• Stomata

This is the type of meristem found at the tips of roots and stems that causes primary growth?

• Lateral meristem
• Epidermis
• Intercalary meristem
• Apical meristem

This is the type of meristem that increases plant width or girth, known as secondary growth.

• Apical meristem
• Lateral meristem
• epidermis
• Intercalary meristem

The outer layer of the dermal tissue is called the

• Mesoderm
• Endodermis
• Meristem
• Epidermis

Which type of plant cell has a thick primary cell wall and no secondary cell wall?  Hint:  It is used to support the growing parts of the plant.

• parenchyma
• collenchyma
• schlerenchyma
• guard cells

Plants obtain their energy from 

• glucose
• the air
• the Sun
• water