Support in herbaceous plants
Explain how an upright position is maintained in herbaceous plants. (10marks)
Suggested resposponses
Plant cell have a cellulose cell wall; which is rigid; plants absorb water through osmosis and the cells become turgid; which makes the tissues firm and erect; collenchyma cells have thickened cell walls; to give strength; xylem vessels have thick and lignified walls; that strengthen plants; tracheids and fibres; in...
