Tests:
1. On what water supply GOST 951-2000 extends: a) the centralized b) the decentralized c) the local d) the local not centralized e) the technical
2. As the II ZSO belt of a water source is called: a) restriction zone b) zone strictly mode c) supervision zone d) industrial zone e) recreation area
3. As water source belt ZSO III is called: a) restriction zone b) supervision zone c) economic zone d) industrial zone e) zone strictly mode
4. The place for construction of a well has to settle down: a) in the direction of a soil stream above pollution sources b) in the direction of a soil stream below pollution sources

c) from a windward side in the direction of a wind rose d) on a land relief it is lower than 10 degrees e) lower in the direction of a wind rose and gas contamination
5. For what ZSO for isochnik water supply will be organized: a) for the purpose of prevention of pollution and deterioration of water in it b) for the purpose of identification of a source of pollution c) for the purpose of definition of a sampling point of water d) for the purpose of construction of inhabited massifs e) for the purpose of construction of the industrial enterprises
6. What is the sanitary protection of a source of water supply: a) the special allocated territory connected with a water supply source b) the allocated territory between a water source and treatment facilities c) distance between an intake of water and a distributive network d) distance between the water line and houses us. places e) the distance covering well depth
7. How many are established zones of sanitary protection: a) 3: 1 zone of a high security, 2-3 - a restriction zone b) 1: zone strictly mode c) 2: zone strictly mode and restriction zone d) 6: 2 zones of a high security, 2 zones of restriction, 2 zones of supervision e) 4: 1 zones of a high security, 1 restriction, 2 zone of supervision

8. Border of the first belt for flowing reservoirs: a) upstream 200 m, down and side 100 m b) upstream 100 m, down and side 50 m c) upstream 50 m, down and side 25 m d) upstream 25 m, down and side 50 m e) up, down and side on 100 m
9. Border of the first belt for landlocked reservoirs: a) the water area with a radius not less than 100 m from a water intake b) top and down 50 m, side 100 m c) up 100 m, down and side 50 m d) up, down and side on 30m e) up and down 50 m, side 25 m
10. Border of the first belt for intersheeted free-flow water sources: a) radius is 50 m b) radius is 30 m c) radius is 25 m d) radius is 10 m e) radius is 20 m
11. The main objectives of II and III ZSO belts of superficial water sources is: a) an oranicheniye of microbic pollution in a water intake alignment to the degree demanded GOST 950-2000 b) pollution restriction with pesticides of a vodistochnik to the degree demanded the SanPiN 4630-82

c) restriction of a capture of water for an irrigation of agricultural products d) prohibition of bathing, fishing e) prohibition of driving by boats
12. Border for the II belt for landlocked reservoirs: a) extensively from a water intake from 3 to 5 km b) extensively