تست: درک مطلب آزمون EPT بهمن ماه ۹۵ با پاسخ تشریحی
Passage 2
A climax community is one that has reached the stable stage. When extensive and well defined, the climax community is called a biome. Examples are tundra, grassland, desert, and the deciduous, coniferous, and tropical rain forests. Stability is attained through a process known as succession, whereby relatively simple communities are replaced by those more complex. Thus, on a lakefront, grass may invade a build-up of sand. Humus formed by the grass then gives root to oaks and pines and lesser vegetation, which displaces the gr وبسایت تخصصی آزمونهای زبان انگلیسی...
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برچسب : نمونه,مطلب,آزمون,پاسخ,تشریحی, نویسنده : 5fastzaban8 بازدید : 144 تاريخ : پنجشنبه 2 شهريور 1396 ساعت: 10:04