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1. How many categories are grouped elements polluting the soil?
a) 3 categories
b) 8 categories
c) 11 categories
2. What disinfected soil cultivated strawberry farmers?
a) Methane
b) Methyl bromide
c) Iodine
3. What is the importance of chemical elements?
a) Serve as a support nutrient for germ
b) Serve as a support nutrient for insects
c) All versions
4. What has accelerated the soil pollution
a) Erosion
b) Increased plant
c) Melting glaciers
5. Which bodies treat the soil with chemical fertilizers kill?
a) Bacteria
b) Fungi
c) All versions
6. How is the ground polluted?
a) By treating the soil with chemical fertilizers, pesticides
b) Drinking sprinkling water
c) Planting flowers
7. What is the importance of soil?
a) it determines the soil erosion
b) it determines the growth and the vegetation's development
c) it determines the radioactive pollution
8. What are the ways of soil degradation?
a) as a result of human actions
b) as a result of animals' actions
c) due to bacterial action
9. What is the soil factor?
a) it influences the greenhouse effect
b) it influences health
c) it influences noise pollution
10. Which chemical elements represents a higher percentage?
a) Inorganic
b) Analytical
c) Organic
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