BI-880
Factors affecting transpiration
Biology · Secondary 3 · Medium · Factors affecting transpiration
A student places a leafy shoot in a potometer and then covers it completely with a black plastic bag. What will happen to the rate of movement of the air bubble and why?
- Rate increases because temperature inside the bag rises.
- Rate decreases because stomata close in the dark.
- Rate stays the same because roots still absorb water.
- Rate stops because xylem vessels collapse.
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