A student aimed to find out how humidity affects transpiration. She arranged two sets of apparatus using plants of the same species and identical size. The masses of the water in both tubes were recorded at the beginning of the investigation and then again after five days. Which statement describes and explains these results?
- ATranspiration in tube Y was higher than in tube X as the plastic bag decreased the humidity.
- BTranspiration in tube Y was higher than in tube X as the plastic bag increased the humidity.
- CTranspiration in tube Y was lower than in tube X as the plastic bag decreased the humidity.
- DTranspiration in tube Y was lower than in tube X as the plastic bag increased the humidity.