In this process, which occurs in plants and animals, sugar and oxygen join to produce water, carbon dioxide, and energy. what is this process?

This proccess is known as Photosynthesis

Explanation:

Photosynthesis occurs in plants where they then combine water and carbon dioxide to make sugars with is what plant use as food.Plants also give off oxygen during this process.

the rocks are classified by the geological process they are formed by. the three main groups of rocks are igneous, metamorphic, and sedimentary. minerals are not they are classified under the chemical classes they are in. these groups include silicates, sulfates and carbonates.