A. encourage the growth of trees within the pond
B. stimulate the growth of lower plants which are sources of food to fish
C. add minerals to the water for the fishes resistance to diseases
D. prevent the pond from drying up
E. lower the temperature of pond water for the survival of fish

Correct Answer:

Option B – stimulate the growth of lower plants which are sources of food to fish

SEE ALSO  New Zealand is a breed of which animal?

Copyright warnings! Do not copy.