Year 11 Biology Lab Questions And Answers
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5. A) Outline the thermal, cohesive, and solvent properties of water (5)
B) Outline the adaptations of xerophytes: Plants that live in dry conditions, xerophytes have their water stored in a stem so that they can save some of the water they have collected whenever it occasionally precipitates, the leaves have a small surface area to slow the rate of transpiration, and a low number of stomates to have fewer places for water loss.
6. A) Describe how water is carried by the transpiration stream. (7)
B) Explain how flowering is controlled in long-day and short-day plants. (7)
How much far red phytochrome you have determines how long a flower opens for and when. The longer you have daylight (a long-day plant) the more far red phytochrome