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Write T if the statement is true and F if it is false.
19. Aquatic ecosystem protect stream, rivers, and coastal shore from excessive erosion.
20. Human activities contribute to the loss and destruction of some aquatic species.
21. Use of non-organic fertilizer and improper disposal of garbage protect bodies of
water.
22. Avoid using synthetic fertilizers. Plants do not absorb them completely and it can
wash off into stream and waterways.
23. Oil spills and increase of population protect estuaries and intertidal zone.
24. Overfishing helps our estuaries and intertidal zone.
25. Fish kill cause by water pollution and human activities may affect balance in nature.
