List the five classes artropod with two examples of each and then explain if they can be eaten or not.

The five major classes of the artropods are:

- Insects;

Ex: ants; locusts;

Can be eaten. They contain lot of protein, and are easy to digest, especially if cooked.

- Crustaceans;

Ex: crabs; shrimps.

Can be eaten. They are a very popular dish around the world. the human body digests them without any problem, and they are very healthy.

- Centipedes;

Ex: scolopendra; stone centipedes;

Can not be eaten. They contain strong toxins and chemicals that the human body can not process.

- Millipedes;

Ex: julida; polydesmida;

Can not be eaten. As the centipedes, they too contain toxins and chemicals that are not good for the human body.

- Arachnids;

Ex: tarantula; wold spider;

Can be eaten. When cooked, they are easy to digest, and in general the human digestive system doesn't have problems with them.