photosynthesis respiration

2009-12-20 3:23 am
What affects the rate of photosynthesis and respiration?

回答 (1)

2009-12-20 9:58 am
✔ 最佳答案
If you understand the processes, you can work them out yourself.
I will show you how to deal with photosynthesis. You can then try to answer the respiration question.

In photosynthesis, carbon dioxide and water are converted to sugar under sunlight by chlorophyll. So you should be able to pin-point those factors that would affect the rate of photosynthesis:

1/ carbon dioxide concentration
2/ water supply (hydration)
3/ sunlight intensity
4/ amount of chlorophyll (green leaves have a higher rate than light yellow leaves)

As the process is biochemical, the rate will be dependent on temperature. Too high or too low temperature is not favourable. So the environmental temperature is the 5th factor.



Now, it is your turn to work out respiration.
參考: Form 5 biology knowledge


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