<h2>ecosystem services provided by biodiversity, such as nutrient cycling, carbon sequestration, pest regulation and pollination, sustain agricultural productivity. Climate change and other stresses have the potential to make major impacts on key functions, such as pollination and pest regulation services.</h2><h2 />
Answer:
element and compund
Explanation:
an element is the most basic substance that cannot be decomposed into anything simpler
an compound is a substance that is formed when two or more elements combine in constant ratio chemically