Вопрос школьника по предмету Биология
1. Благодаря какой особенности в сообществе уживаются виды с разными потребностями?
2. Почему цепи питания имеют ограниченное количество звеньев?
9 класс
Ответ учителя по предмету Биология
Ответ:
1 из-за того, что конкуренция между видами снижена и не приводит к вымиранию одного из них.
2 из-за того, на следующий энергетический уровень переходит лишь 10% энергии.
Объяснение:
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2) [0,2x+7]=8