Click the pictures below to view or to download the notes and the exercise module for this chapter.

Additional exercise Module  (Self Practice Module)

(Based on SPM trial questions from 2007 until 2018_KBSM_Known as Chapter 6, Form 4 during KBSM)

(Please ignore questions regarding photosynthesis and plant nutrition, as they are under Chapter 2 and Chapter 3, Form 5)