Complete the following analogy.
1. Respiration : throughout day and night :: _________ : only during daytime
2. In presence of oxygen : __________ :: In absence of oxygen : anaerobic respiration
3. Green plants: autotrophs :: non-green plants and animals : ___________
4. By-product during photosynthesis : oxygen :: By-product during respiration : __________
1. Respiration : throughout day and night :: Photosynthesis : only during daytime
2. In presence of oxygen : Aerobic respiration :: In absence of oxygen : anaerobic respiration
3. Green plants: autotrophs :: non-green plants and animals : Heterotrophs
4. By-product during photosynthesis : oxygen :: By-product during respiration : Carbon dioxide