Question

Aquatic salamanders and tadpoles obtain oxygen from water when it passes over the gill filaments.

Which condition would lead to maximum absorption of O2 by the gills?











A) low oxygen in the water, low oxygen in the blood


B) low oxygen in the water, high oxygen in the blood


C) high oxygen in the water, low oxygen in the blood


D) high oxgyen in the water, high oxygen in the blood

Answer 1

high oxygen in the water, low oxygen in the blood

Answer 2

The answer is C high oxygen in the water, low oxygen in the blood.