Answer:
It helps in the identification of living organisms as well as in understanding the diversity of living organisms. Classification helps us to learn about different kinds of plants and animals, their features, similarities and differences. It enables us to understand how complex organisms evolve from simpler organisms
Explanation:
Hope this helps
<span>A. Primary Succession is my answer! :)
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It gets polluted from fertilizers or any spilled chemicals. And those chemicals get obsorbed into the ground. And the gravity pushes them deeper in the soil, till it reaches the underground water (or aquifer)
Science include hypothesis
Number 6 is D, However Number 7 is not humus. They are contributing to the formation of silt. Which is kind of like a fertilizer.