Question

Give two examples for the following.
1. Animals in which exchange of gases takes place
directly from the water or air through diffusion
2. Animals that breathe through spiracles
3. Animals that breathe through their moist
skin as well as their lungs
4. Organisms that respire anaerobically​

Answer 1

Answer:

1 .Flatworm,Cnidarians

2. Stingray,Skates

3. Salamander,Frog

4. Bacteria, Protozoan

Explanation:

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Answer 2

Answer:

(a) earthworm, fish

(b) crocrochace, grasshopper

(c) frogs, tadpoles

(d) bacteria, Fung

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