Answer:
Chlorophyll
Explanation:
Chlorophyll is needed for photosynthesis in plants so the ammount of chlrophyll will limit the rate of photosynthesis because its needed for it
Answer:
A decomposer is found at the end of a food chain.
Is a proposition that has not been empirically proven yet, and that attempts to describe or justify a system or phenomenon.
Answer:
C. Can't be observed directly
