2. What are the classes into
which the phylum Arthropoda
is divided? What are the three
main ones and some of their
representative species?

Gap-fill exercise

Fill in all the gaps, then press "Check" to check your answers. Use the "Hint" button to get a free letter if an answer is giving you trouble. You can also click on the "[?]" button to get a clue. Note that you will lose points if you ask for hints or clues!
The three main of arthropods
are: (cockroachs, ants, flies,
, beetles, butterflies), crustaceans
(, lobsters, shrimps, barnacles)
arachnids (scorpions, spiders,
). Other classes are
(velvet worms),
diplopods () and chilopods
(centipedes).