To keep biodiversity in agricultural eosystems as it is shown in the picture the following must be a...: ответ на тест 1054933 - Экология

Прочитайте текст и определите, какой из заголовков соответствует тексту.
Agricultural economics has been one of the leading branches of applied economics since the 1920s. Now it is developing rapidly and successfully as it is important for most countries of the world.
In order to understand agricultural economics it is necessary to know how crops are sown, cultivated, fertilized, and harvested, how livestock is bred, raised, fattened, and sold.

Megalopolis is the largest form of settlement, established when merging several urban complexes (as it is shown in the picture). The largest megalopolises of the word with population over 20 million people are …

The factors of internal environment consistence providing the life of animals in extreme cold conditions are as follows:

Adaptive biorhythms differ from purely physiological ones due to the fact that they were formed as adjustment to …

In the picture you can see anaerobic sewage disposal plant, i.e. methane-tanks. The fuel obtained by means of anaerobic methane decomposition of organics is called …

In the picture you can see Cheboksary hydro-electric power plant. Electrical energy obtained from hydro-electric power plant located in plain areas can’t be considered an environmentally friendly kind of energy due to the fact that water reserves …