1.How does “AQI”works? a. It checks the quality to the soil in a particular area b. It is an air quality standard with numerical values set by the EPA
c. It monitors the salinity of water
d. It monitors the pressure in the atmosphere
2. Which water indicator uses nephelometer?
a. pH
b. Water temperature
c. Fecal bacteria
d Turbidity of water
3. Which soil indicator does soil respiration process fall into?
a. Biological indicators b. Physical indicators c. Chemical indicators d. Visual indicators
4. What indicator shows the acidity and basicity of the soil?
a pH of the soil b. Cation Electric Capacity c. Soil respiration d. Soil organic matter
5. Which AQI level indicates that the air in the entire population will experience and be affected with serious health
warnings?
a. Good
b. Moderate
c Very unhealthy d Hazardous
6. The following indicators are under chemical indicators of soil, EXCEPT
a. Soil texture b. Soil pH
c. Salinity of the soil
d. NPK concentration
7 Which water indicator explains the blooming of algae in a body of water?
a. High pH
b. High level of Nitrates c Turbidity d. Water temperature
8. Which indicator is suited in analyzing the composition and structure of the soil?
a Visual indicators
b. Physical indicators c. Biological indicators d. Chemical indicators
9. AQI ranging 0-50. Good,
Hazardous
a. 300-500 b. 200 300
c. 151-200 d. 51-100
10. Which of the following indicates the rate of colitom in water?
a Presence of fecal bacteria b. Water temperature
C. pH of water
d. Turbidity
PARTINENTIFICATION 1.10 items SON QUALITY INDICATORS
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