3.3.1 Sa:V

Question 1

Advantage of doing SA:Mass

Answer 1

Quicker/ more accurate because of irregular shapes

Question 2

What is metabolic rate and how is it measured

Answer 2

Amount of energy used by an organism within a time

Measured by oxygen uptake

Question 3

Relationship between SA:V and metabolic rate

Answer 3

As SA:V increases metabolic rate increases. This mean more heat loss, so more respiration to maintain constant body temp