Detailed Instructions: Given a scientific passage and an answer, generate a question for the given answer.
Problem:Passage: Heat and light are forms of energy. Other forms are chemical and electrical energy. Energy can't be created or destroyed. It can change form. For example, a piece of wood has chemical energy stored in its molecules. When the wood burns, the chemical energy changes to heat and light energy. Answer: stiff stems
Solution:
How do plants support themselves above the ground to get light and oxygen?