The gas exchange surface in an earthworm is
Options
(a) tracheae
(b) gills
(c) skin
(d) ctenidia
Correct Answer:
skin
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
The gas exchange surface in an earthworm is
(a) tracheae
(b) gills
(c) skin
(d) ctenidia
skin
No explanation available. Be the first to write the explanation for this question by commenting below.