Duckweed is a small plant that grows in water
Many waterbirds depend on duckweed for food
Duckweed can reproduce rapidly in water that is rich in the nutrients used in agriculture.
Which of these human activities would most likely cause an overgrowth of duckweed in a pond environment?
A.Gradually introducing geese into the pond
B.Fishing in the pond as recreation
C.Planting trees in nearby forests
D.Heavily fertillizing nearby farm fiels
D?
1 answer
Right, again! :-)
7 answers