1. What kind of pollution is the alteration of the physical, chemical and biological properties of atmospheric air?
A. Soil Pollution
B. Water Pollution
C. Noise Pollution
D. Air Pollution

2. What kind of refuse that includes animal wastes from stable?
A. Garbage
B. Stable manure
C. Dead animals
D. Rubbish

3. Which of the following environmental problem causes soil and rock mixed from one place to another by wind, water and gravity?
A. Deforestation
B. Flash flood
C. Soil erosion
D. Illegal Mining

4. What kind of pollution that causes of any alteration of the physical, chemical and biological or radiological properties of a body of water resulting in the impairment of it's purity or quality? A. Air Pollution
B. Soil Pollution
C. Water Pollution
D. Noise Pollution

5. Which environmental problems in the Philippines that causes diverse under water ecosystem built from calcium carbonate secreted by corals?
A. Soil Erosion
B. Flash Flood
C. Deforestation
D. Cora Reefs​