Excretion in plants
Describe how plants eliminates waste products. (10marks)
Suggested resposponses
a. Transpiration; excess water is lost inform of water vapour through stomata;
b. Diffusion; carbon(iv)oxide from respiration and oxygen from photosynthesis are waste products eliminated through lenticels or cuticles;
c. Deposition; some wastes like calcium oxalate and quinine are stored in non-toxic forms in tissues like leaves or flowers;
d. Exudation; some waste...
