Explain how egestion differs from excretion (3 marks)

Egestion is the discharge or expulsion of undigested material (food) from a cell while excretion is process of eliminating or expelling waste matter (that had already been digested)

explanation:

for  example, forests have higher evapotranspiration than other ecosystems,  such  as grasslands, because of their deeper roots and greater leaf area. thus forests have a net moistening effect on the atmosphere and become a moisture source for downwind ecosystems.

answer: 21

step-by-step explanation:

divide 630 by 30. 30 goes into 630 21 times