A frog sitting at the edge of a water puddle. The mud and dirt surrounding the pond is labeled A, the frog is labeled B, and the water is labeled C. Fill in the blank with the correct sphere label. A: B: C:

2. what two items do autotrophs take from the environment to produce their food? 3. what are the two items that are released during transpiration from leaves? 4. what are the two membranes of the system? a.what are the two stages of photosynthesis? what are the two parts of photosynthesis?