Lactase an carbonic anhydride are examples of what type of substance is enzymes.
Normally a 10× drop for each trophic level, so I'd say 2,000 kilocal.
Composting is a form of waste that uses organic materials to put into plants in order to help them grow and flourish. It saves energy, and it doesn't give off many gasses to help the Earth.
However, it is ineffective on the large scale and cannot be mass produced to help Earth instantly because of the large amounts of inorganic materials.
Answer: Oxygen and glucose are both reactants in the process of cellular respiration
Explanation: hope this helps!