Answer:
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Explanation:
Flatworms, roundworms, and segmented worms are all invertebrates. Some species of each type of worm are free-living, meaning they are not dependent on another organism.Some are parasitic.
Flatworms belong to phylum Platyhelminthes. They do not have a coelom, respiratory system or a circulatory system.Tapeworms flukes are examples of flatworms.
Roundworms are part of the phylum Nematoda. They are bilaterally symmetrical invertebrates.They have a psuedocoelom. Ascaris lumbricodes is the most common human parasite.
Segmented worms are the most complex animals of these three invertebrates. They are placed in Annelida. Segmented worms have a true coelom, a circulatory system and a digestive system.An earthworm is a segmented worm.
When fossil fuels are burned they can cause pollution which can cause global warming.
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It's solar, because s</span>olar energy is a renewable resource that is virtually endless as long as the sun shines.<span />
The scientist that thought he had proven that plants obtain their nutrients from water rather than soil is Van Helmont.
<span>Sponges possess the defense mechanism of releasing toxins that make a predator</span>
