Of 5. Which cannot fix atmospheric nitrogen in the soil?
b) Clostridium c) Azotobacter
a) Rhizobium
d) Penicillin

the oceanic zone is typically defined as the area of the ocean lying beyond the continental shelf, but operationally is often referred to as beginning where the water depths drop to below 100 meters (328 feet), seaward from the coast to the open ocean.

explanation:

plant because they survive by water, sunlight, ex.

explanation:

for a different answer set the answer would be because the oxygen in the water had depleted (apex)