On a per unit basis, which of the following would be the most expensive to build

Question

On a per unit basis, which of the following would be the most expensive to build energetically? a) A herbaceous plant that consists mainly of parenchyma, collenchyma, and vascular tissue b) A cactus that consists mainly of pa contains tissue and sclerenchymous spines but also vascular O c) An aquatic plant that contains mainly a in addition vascular tissue to O d) A woody plant composed mainly of xylem, plus some parenchyma and phloem O e) A moss plant that is entirely parenchyma Save Question 4 (1 point) Which of the following mature cells would be most active metabolically? a) Sclerid b) vessel element O c) Sieve tube member O d) collenchyma e) Parenchyma

Explanation / Answer

Answer:

3. (d) A woody plant composed mainly of xylem, plus some parenchyma and phloem

4. (e) Parenchyma

5. (b) Desert plant

6. (c) Short stem with thick, fleshy leaves.

7. (c) Long distance transport of water

8. (e) Parenchyma

9. (e) Protoderm, provascular tissue, and ground meristem

10. (b) Seed production

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