1. Full of or characterized by animation, vigor, or courage: a spirited debate. 2. Having a specified mood or nature. Used in combination: high-spirited; low-spirited.
One product of photosynthesis is glucose (sugar), which provides the basis for most food chains. The second product of photosynthesis is oxygen which comes in handy if your happen to be an aerobic organism that requires oxygen for survival.
SUMMARY. 1  The principal end products of photosynthesis are polymers of six-carbon sugars: starch and sucrose. 2  Chloroplasts are surrounded by a permeable outer membrane and an inner membrane that forms the permeability barrier; neither of these membranes participates in photosynthesis.