• Body is divided into 3 regions :- head, foot & mantle.• composed of calcareous valves held together by a ligament.• They are filter feeders.• It can process 2 gallons of water per day Free Powerpoint Templates Page 9
•Bioaccumulation•Degradation of thecrushed shells. Free Powerpoint Templates Page 11
• Dangerous pesticide - chlordane.• Metals including Cu, Zn, Cr, & Cd have also been detected.• Man made organo chemicals such as PCBs & PAHs. Free Powerpoint Templates Page 13
• Pollution is a growing pain.• Take positive action towards preventing any forms of pollution to the environment. Free Powerpoint Templates Page 14
• Jordan, E.L and P.S.Varma Invertebrates zoology , 62.(673- 693)• Clam Cleanup -- Biologists Clam Up Waterways To Determine Sources Of Pollution• Discoveries and Breakthroughs Inside Science• Clams Are Great Pollution Detectors | A Moment of Science - Indiana Public Media• Freshwater Clams and Mussels• Pollution, Water Pollution, Air Pollution | GreenStudentU.com• ScienceDirect.com - Environmental Pollution - Free-living rodents as bioindicators of genetic risk in natural protected areas• Chapter 5 : Environmental Pollution | Environmental Science Free Powerpoint Templates Page 15
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