Energy and Biomass?

I need help on this question because I don’t understand it…
•List three possible uses and/or products of the energy absorbed by oak tree leaves that do not contribute to the production of biomass

Popular: The Mystery Behind the Invention of Money Top 5 Amazing Facts You Probably Didn’t Know about Language and Linguistics 5 World’s Greatest Scientists of all Time Top Three Home Experiments To Try With Your Kids
More: How did the first male appear? Did it appear Coinciding with the female? WHY CAN'T ANYONE ANSWER THIS? Give scientific reasons...? Explain the method of squaring 2 digit numbers having units digit? Can someone explain what a conic is? And possibly answer these?