Answer:
The Atmosphere.
Explanation:
The atmosphere that surrounds Earth is made up of gases like nitrogen, carbon, oxygen, and water vapors.
Answer:
A
Explanation:
Tilling agitates the topsoil and removes ‘unnecessary’ vegetation so the main crop can grow without competition. Tilling improves soil aeration and drainage for plants to grow well. Nonetheless, it can lead to other consequences such as soil erosion because it loosens the soil and makes it easy to be carried away by wind and water.
Answer:
living, nonliving
Explanation:
all living and non living things in an area make up an ecosystem