In the picture you can see a young dying heron in the contaminated-oil bushwoods after oil dumping i...: ответ на тест 1056171 - Экология

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Sanctions are a form of reaction to illegal actions of another party. There are sanctions against dumping, for example. Dumping means shipping large amounts of a product to another country at prices below the cost of production or below the selling price.

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Sanctions are a form of reaction to illegal actions of another party. There are sanctions against dumping, for example. Dumping means shipping large amounts of a product to another country at prices below the cost of production or below the selling price.

In accordance with the Law of Tolerance the organism's success is limited by ______as well as ______ of the environmental impact.

Match sewage purification plant and sewage purification method

1. aerotank


2. mud trap

3. reactor-ozonator plant

Rural population  tend cattle and small ruminants  close to zinc-lead enterprise. In the grazing land there is high concentration of lead (Pb). In ground waters (mine wells) the average concentration of lead reaches 0,6 mg/l. The concentration of lead (Pb) content in meat is 2 mg/kg,  in milk it is 0,3 mg/l, in bread – 0,6 mg/kg, in potatoes – 1 mg/kg. Person’s daily requirement for products is as follows: drinking water – 2 l, meat – 0,1 kg, milk – 0,8 l, bread – 0,1 kg, potatoes – 0,3 kg. Admissible  daily lead (Pb) intake  recommended by World Health Organization equals 0,43 mg. Actual lead (Pb) daily intake coming with water and food is ______ mg. (Give your answer as a whole number.)

Ecological functions of forests are as follows …