Answer: D - Lipids
Lipids provide a long term energy storage because they contain longer C-H bonds compared to the other organic molecules, making it easier for them to store larger amount of energy. Moreover, upon burning they produce twice the amount of calories compared to that of the carbohydrates.
Answer: I think B . Like the second one
Explanation:
it is because of they raise the animals then we will have more food . Milk and help from the animals .
Yeast,fern,moss,mold,mushrooms