1) It is an unwanted sound. a) Noise b) Sound c) Music 2) It is unwanted loud sound created through activities made by machine, people, wildlife and natural sounds. a) Air Pollution b) Noise Pollution c) Water pollution 3) It is another problem that kills organisms that depend on water bodies. a) Noise Pollution b) Air Pollution c) Water Pollution 4) It is an infection caused by the bacteria Leptospira caught by people through contact with rat’s urine. a) Dysentery b) Rat bite fever c) Leptospirosis 5) It is a disease caused by a parasite transmitted to humans through the bites of infected Anopheles mosquitoes. a) Malaria b) Dengue c) Zika Virus 6) It is a parasitic disease caused by an infection with roundworms. a) Encephalitis b) Filariasis. c) Chikungunya 7) Which is correct about the effect of pests and rodents to one’s health? a) They are harmless creatures. b) They make people healthy. c) Disease-carriers that could infect people and cause 8) How do cockroaches give problem to people’s health? a) They bite and destroy furniture. b) They sting and transmits dengue virus. c) They contaminate food and water. 9) It is a small winged insect that flies from one place to another and can bring diseases to people. a) Fly b) Mosquito c) Rat 10) This insect carry infectious diseases by transferring infection from their feet or from their mouth after feeding on something that is infected. a) Fly b) Rat c) Mosquito

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