DP Biology (first assessment 2025)

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Question SPM.1A.SL.TZ0.18

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Date May Specimen-2023 Marks available [Maximum mark: 1] Reference code SPM.1A.SL.TZ0.18
Level SL Paper 1A Time zone TZ0
Command term Question number 18 Adapted from N/A
18.
[Maximum mark: 1]
SPM.1A.SL.TZ0.18

What is always a consequence of the evaporation of water from mesophyll cells in leaves of a healthy plant?


A.  Plasmolysis occurs in mesophyll cells.

B.  Photosynthesis stops.

C.  Stomata close to reduce transpiration.

D.  Water moves up the stem in the xylem.

[1]

Markscheme

D

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