exchange

Question 1

fitzroy river turtle adaptations

Answer 1

• inside rear opening two large sacs lined with finger like folds provide large surface area

Question 2

fitzroy river turtle adaptations

Answer 2

muscular openings pumps water in and out ventilating folds and maintaining steep concentration

Question 3

in animals

Answer 3

having efficient blood supply moves diffusing substances away maintainig a steep concentration gradient

Question 4

in animals

Answer 4

ventilated makes gas exchange more efficient by maintaining a steep concentration gradient

Question 5

what materials to organisms need to exchange

Answer 5

in oxygen ,out carbon , in water , out waste molecules , in nutrients