NOT ilustration
1. Hermit crab eats
2. Limpet may be eaten by
3. Algae may be eaten by
4. Sea urchin eats
5. Chitons and limpets may be eaten by
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PIVOT 4A CALABARZON Science G5​

Hermit crab eats meat and vegetables as they are omnivores.

Limpet may be eaten by humans and animals.

Algae may be eaten by frog, sea urchin and some fishes

Sea urchin eats algae and some slow moving aquatic animals

Chitons may be eaten by human, sea gulls, lobsters, crab, octopus and other animals.

Explanation:

Human eat many aquatic animals which include crab, lobsters, octopus, chiton and sea urchin. They are served with rice or pasta depending on the choice. The most common sea food market is in china where majority of people eat sea food.

this transfer is call conjunction

i'm thinking (a) to keep sand in place; ////////////

explanation: a sand fence or sandbreak, like a snow fence, is used to force windblown, drifting sand to accumulate in a desired place. sand fences are employed to control erosion, sand dune stabilization, keep sand off roadways, and to recruit new material in desert areas.