CSEC Biology and HSB Notes

SYLLABUS OBJECTIVES  CSEC HSB [B3.1] explain the need for a transport system in the human body; [B3.2] identify the materials which need to be transported around the human body;  CSEC BIOLOGY   [B4.1] explain the need for transport systems in multicellular organisms;  [B4.2] identify the materials which need to be transported in animals & plants; 

SYLLABUS OBJECTIVE(S) [B4.10] discuss adaptation in plants to conserve water; 

SYLLABUS REFERENCE  [B4.7] explain how the structure of xylem vessels is suited for their function;  [B4.8] discuss the role of the process of transpiration in plants;  [B4.9] describe the effect of external factors in transpiration; [B4.11] explain how the structure of the phloem is suited to its functions;