Question

Which of the following organisms would you expect to have the largest surface-area-to-volume ratio? Assume that all of the following are the same total length. _____ Select one: a. a rotifer b. a mollusk c. an annelid d. an arthropod e. a platyhelminth

Answer 1

Answer:

The preferable option will be - E.

E. A platyhelminth has the largest surface-area-to-volume ratio.

Explanation:

Platyhelminth  :

1. They have soft bodies.
2. Their body is bilaterally symmetrical.
3. They are free-living.
4. Some of them are marine species and others live in freshwater or moist transitional environments.
5. At the anterior part of their body, possesses their mouth.
6.  Their organ is situated along their body size.
7.  They are divided into four classes such as : Turbellaria, Monogenea, Trematoda, and Cestoda.
8. E.g, flatworm, tapeworm, monogenea, flukes etc.