The closed circulatory system is found in |
|||||||
a) |
Insects |
b) |
Lobsters |
c) |
Frog |
d) |
Clams |
The closed circulatory system is found in |
|||||||
a) |
Insects |
b) |
Lobsters |
c) |
Frog |
d) |
Clams |
(c)
Closed circulatory system is commonly found in vertebrates such as frog, rabbit and man, whereas open circulatory system is found in arthropods ( insects, spiders, crabs) and some molluscs.