Question Detail

ZOO 102 Animal Diversity, Phylogeny, and Vertebrate Structure Objective Question

Question

Fish have evolved streamlined bodies primarily to achieve what functional goal?
Options
A To increase friction with water
B To decrease water resistance during movement
Correct Answer
C To allow for cutaneous respiration
D To mimic the shape of aquatic plants
Correct Answer

Option B is the correct answer.

Detailed Explanation

Streamlining reduces drag (water resistance), making swimming more efficient. Cutaneous respiration is mainly an amphibian adaptation.

Hint

This shape helps them 'cut' through the water.

Question Info