Презентация по английскому языку на тему Ecosystem ученицы 10 класса Ли Дианы

Ecosystem Ecosystem -biological system consisting of a community of living organisms, their habitats, communication systems that exchange matter and energy between them. One of the basic concepts of ecology. The main components of the ecosystemclimate regime,inorganic substances,organic compoundsproducers - organisms that create the primary production;makrokonsumenty, -Those who eat other organismssaprotrophs - mainly bacteria and fungi that destroy dead organic matterAll these components are connected in time and space and form a common structural and functional system. For example inhabiting in the wild insects such as bees and bumblebees, are extremely important for agriculture, particularly for pollination of vegetables, fruits and grains. Environmentally friendly environment feeds us, gives to drink, provides clean air. Studies show that a careful use of natural resources can significantly improve the human conditionOutdoor recreation is very popular and people are even willing to pay for something to relax in a clean and pleasant place we must to take care of our ecosystem is necessary and because we are part of this system, and if it is not suitable for living beings on the planet nothing will remain, including people, so you need to keep track of the environment and the ecosystem as a whole.