Question

which of the following is part of the atmosphere? trees and bushes rivers and lakes nitrogen and oxygen gas grains of sand

Explanation:

Step1: Analyze each option

• trees and bushes: These are part of the biosphere (living organisms), not the atmosphere.
• rivers and lakes: These are part of the hydrosphere (water bodies), not the atmosphere.
• nitrogen and oxygen gas: The atmosphere is composed of gases, with nitrogen (\(N_2\)) making up about 78% and oxygen (\(O_2\)) about 21% of the dry air.
• grains of sand: These are part of the lithosphere (land - based rocks and sediments), not the atmosphere.

Answer:

nitrogen and oxygen gas