Which pair of terms best describes a wooden table? biotic and nonliving
biotic and living
abiotic and nonliving
abiotic and living

Biotic and non-living

Explanation:

=> Since it can't move,respire, ingest or reproduce , it is a non-living thing.

=> It is a component derived from the living part of an ecosystem(A wooden tree), so it is a biotic component.

the reason the two sea urchins don't compete with each other for food, resources, etc. is because the urchins have adapted to the environment but they have also adapted to each other. this is most likely because the genes of the sea urchins.

i think the answer is b.