Problem: 
Q: Fact 1: Organisms use lipids to store energy.  Fact 2: Lipids Lipids are also composed of carbon, oxygen and hydrogen.  Given the two facts above, what do organisms use carbon, oxygen, and hydrogen for?
Answer: to store energy
Problem: 
Q: Fact 1: Smoking tobacco decreases stamina.  Fact 2: Tobacco is smoked in pipes or in cigarettes or bidis.  Given the two facts above, what decreases stamina?
Answer: smoking pipes
Problem: 
Q: Fact 1: Photosynthesis means producers convert from carbon dioxide, water, and solar energy into carbohydrates for themselves.  Fact 2: Water is released by the processes of photosynthesis and respiration.  Given the two facts above, what is released by energy conversion?
Answer: