REVIEW & REHEARSE 17 PLANT STRUCTURE and NUTRIENT TRANSPORT

!ques1! Check Your Knowledge

Question 17.19

Considering the “vital statistics” of plants relative to animals, which of the following is true?

  • a) The longest-lived plants live more than 10 times longer than the longest-lived animals
  • b) The tallest plants grow more than 10 times taller than the tallest animals.
  • c) The heaviest plants weigh more than 10 times as much as the heaviest animals.
  • d) All of the above are true.
  • e) None of the above are true.

Question 17.20

What are the embryonic precursors to leaves in a seedling called?

  • a) seedling leaves
  • b) cotyledons
  • c) angiosperms
  • d) needles
  • e) monocots

Question 17.21

Which of the following is most important in providing structural support in vascular plants?

  • a) xylem
  • b) apical meristem
  • c) phloem
  • d) epidermis
  • e) cortex