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Aleonysh [2.5K]
3 years ago
12

Why is a shell considered to be biotic?

Biology
2 answers:
Serggg [28]3 years ago
4 0

A shell is considered as biotic (living) because it is a hard, rigid covering of many animals such as snail, sepia, pila, turtles, sea urchins. A shell is protective outer layer of these soft bodied animals.

Nostrana [21]3 years ago
3 0
It is considered to be biotic because it is known to be a protector for the living thing. it covers the living things skin to keep itself protected. if you need this answer more in depth it’s on quizlet!
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