Номер 6 прочит а номер 7 сделать . Времени не хватает мне!

1. Ecology is a science.  2. It studies how plants, animals and other living things live in relarion in each other and to their environment. 3. The natural environment is the air, the water, the soil and all the other thing that surround a person, animal or plant. 4. Ecology teachs us how to survive in the modern world. 5. Ecologists collect information about population number, diet, size, form anв behaviour.