Промежуточная аттестация 7 класс| прочитайте текот. законите предложения , ныбрав правильный парна ответа,the bald engle) to moborin 1782, soon after the united states won its independence, the bald eagle ( f uopen) was chosen as the national bird of the new country, american lenders wanted the eagle toeagle because it was found all over north america,be a symbol of their country because it is a bird of strength and courage, they chose the baldtoday the bald eagle has almost disappeared from the country. in 1972, there were only3,000 bald eagles in the whole united states. the reason for the bird's decreasing population ispollution, especially pollution of the rivers by pesticides. pesticides are chemicals used to killinsects and other animals that attack and destroy crops (ocesb). unfortunately, rain oftenwashes pesticides into rivers. pesticides pollute the rivers and poison (orpassato) the fisheagles eat these fish and then the eggs eagles lay are not healthy. the eggs have very thin shellsmore eagles, the number of eagles quickly became smaller,and do not hatch (he bbudymui baiorca), because many of the eggs did not hatch and producenowadays the american government and the american people are trying to protect the haldeagle. the number of bald eagles is slowly increasing. it's clear that the american national birdwill survivea) it's a clever bird,1. american leaders have chosen the eagle as a symbol of the country becauseb) it's a brave bird,c) it's an independent bird,d) it's a beautiful bird,2. in the eighteenth century people could see bald eaglesa) everywhere in north america,b) nowhere in north america.c) somewhere in north america.d) all over the american continent,3. people used pesticides toa) destroy the crops,b) poison waterc) protect plants.d) ruin nature,4. the eagles' shells became thin and didn't hatch becausea) eagles drank poisonous waterb) eagles ate poisonous fish,c) eagles ate poisonous insects,d) cagles ate poisonous birds5. it was necessary to protect bald eagles becausea) they were uniqueb) they were disappearing,c) they were ill.d) they couldn't eat fishіі выберите правильный вариант ответа.
Environment - a set of components of the environment, natural and man-made natural objects and man-made objects.
Components of the environment - land, minerals, soils, surface and ground water, air, flora, fauna and other organisms, as well as the ozone layer of the atmosphere and near-Earth space, providing a set of favorable conditions for the existence of life on Earth.
Pollution - into the environment of matter and (or) energy, property, location or number of which have a negative impact on the environment.
Contaminant - a substance or mixture of substances, the number and (or) concentrations exceed established for chemical substances, including radioactive and other substances and microorganisms standards and have a negative impact on the environment.
Air pollution - a really serious problem. Air is composed of oxygen, nitrogen, water vapor, and, thanks to our civilization, of a variety of toxic particles. The more of these particles in the air is, the less room is left in the atmosphere for oxygen.
The problem of air pollution is not limited to the space outside. The air inside our homes and offices can be as dangerous to your health. The main source of pollution - cigarette smoke, but it is not the only one. Toxins are allocated even when you just cook. Every time you scratch the Teflon non-stick coating is allocated enough toxins to kill a canary.
Greenhouse effect, which we all have been associated with the phenomenon of global warming, caused by toxic gases. The main enemy of clear atmosphere - methane. It is released from the decomposition of sewage.
Greatly affects our waterways. In every neighborhood, in every city there drain sewer, storm water from the highways and municipal enterprises directly into the river. Everything goes into the water, passing minor cleaning steps.
Environment - a set of components of the environment, natural and man-made natural objects and man-made objects.
Components of the environment - land, minerals, soils, surface and ground water, air, flora, fauna and other organisms, as well as the ozone layer of the atmosphere and near-Earth space, providing a set of favorable conditions for the existence of life on Earth.
Pollution - into the environment of matter and (or) energy, property, location or number of which have a negative impact on the environment.
Contaminant - a substance or mixture of substances, the number and (or) concentrations exceed established for chemical substances, including radioactive and other substances and microorganisms standards and have a negative impact on the environment.
Air pollution - a really serious problem. Air is composed of oxygen, nitrogen, water vapor, and, thanks to our civilization, of a variety of toxic particles. The more of these particles in the air is, the less room is left in the atmosphere for oxygen.
The problem of air pollution is not limited to the space outside. The air inside our homes and offices can be as dangerous to your health. The main source of pollution - cigarette smoke, but it is not the only one. Toxins are allocated even when you just cook. Every time you scratch the Teflon non-stick coating is allocated enough toxins to kill a canary.
Greenhouse effect, which we all have been associated with the phenomenon of global warming, caused by toxic gases. The main enemy of clear atmosphere - methane. It is released from the decomposition of sewage.
Greatly affects our waterways. In every neighborhood, in every city there drain sewer, storm water from the highways and municipal enterprises directly into the river. Everything goes into the water, passing minor cleaning steps.