Question

which of the following is part of the biosphere? rivers and streams grains of sand nitrogen and oxygen gas birds, fish, and reptiles

Explanation:

The biosphere is the global sum of all ecosystems, which includes all living organisms. Rivers and streams are part of the hydrosphere, grains of sand are part of the lithosphere, nitrogen and oxygen gas are part of the atmosphere. Birds, fish, and reptiles are living organisms and thus part of the biosphere.

Answer:

birds, fish, and reptiles