Biology A H020: Transport in plants Topical Past Paper Questions
OCR AS Biology A (H020) past-paper questions on Transport in plants, free. This topic is frequently examined across 5 exam sessions. Sign in for the full topic-segregated question bank and AI worksheets.
Sample questions
Living organisms are organised into tissues, organs, and organ systems. (a) State the difference between a tissue and an organ. [1] (b) A light microscope image from a transverse-section through the stem of a plant was used to produce the drawing shown below. F E G (i) Identify t…
(a) (i) State the cause of transpiration in plants. (ii) Two factors that affect the rate of transpiration in plants are humidity and air movement. Name one other factor that affects the rate of transpiration in plants. (b) A class of students investigated the effect of humidity…
Wolffia arrhiza is one of the smallest flowering plants in the world. Which of the options, A to D, explains the absence of a transport system in Wolffia arrhiza? A It has no cell differentiation. B It has a small surface area to volume ratio. C It has a large surface area to vol…
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