Environmental Science > STUDY GUIDE > REHS/RS NEHA Study Guide - Revised | 460 Questions with 100% Correct Answers | Updated & Verified | (All)

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REHS/RS NEHA Study Guide - Revised | 460 Questions with 100% Correct Answers | Updated & Verified | 41 Pages

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When gas pipe is leaking, what methods would be used by the technician to identify the exact point of leakage? - ANS - Using soap bubble solution What is the graphic tool used by meteorologists to g ... ive a succinct view of how wind speed and direction are typically distributed at a particular location - ANS - Wind Rose What is the lowest portion of Earth's atmosphere called: - ANS - troposphere (a height of about 3.7-6.2 miles (6-10 km) What three viruses cause the largest number of known cases of illness through contaminated food: - ANS - Hepatitis, Rotavirus, Norovirus Shellfish poisoning is caused by a group of toxins produced by: - ANS - planktonic algae (dinoflagellates, in most cases) What is the most widely accepted detection method for the saxitoxins (Paralytic Shellfish Poisoning) around the world: - ANS - mouse bioassay (not as useful in Diarrhetic Shellfish Poisoning or Neurotoxic Shellfish Poisoning) [Show More]

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