1. ECOLOGICAL CROSSWORDS CREATED BY: DANIL YAGAFAROV TEACHER: NATALYA NICKOLAEVNA CHECHULINA SECONDARY SCHOOL 2 OF FEDOROVSKIY

2. 1 2 3 4 5 6 7 1.Science of natural and environmental systems 2. The third planet of Solar System 3. Fish live in it 4. A lot of trees together 5. …. is the Earth's atmosphere 6. is the layer of the planet Earth where life exists 7. A filthy or soiling substance, such as mud or dust e c o l o g y e a r t h w a t e r f o r s t b i s p e d i r i r h

3. p o l l u t i o n c h e m i c a l r a d i a t i o n s o i h y s i a l t o x c m e c h a i c l b i o l o g c a l 1 2 4 5 6 7 8 1. The process of poisoning the environment? 2. The most dangerous form of physical pollution associated with exposure to radiation? 3. It causes acute poisoning, chronic diseases, as well as carcinogenic and mutagenic action? 3 4. This contamination associated with a change in the physical environment? 5. ….. pollution comprises the pollution of soils with materials, mostly chemicals 6. Environmental pollution that power plants and equipment used for cooling? 7. Pollution characterized by the presence of solids, parts of cars, etc. 8. Pollution with pathogens bacteria, viruses, protozoa, fungi, etc.

4. WELL DONE! THANK YOU !!!