Question

Конспект по биологии 9 класса по теме многообразие форм жизни

Answer 1

Ответ:

В процессе исторического развития живые организмы освоили четыре среды обитания. Первая –водная. В воде жизнь зародилась и развивалась многие миллионы лет. Вторая- наземно-воздушная- на суше и в атмосфере возникли и бурно адаптировались к новым условиям растения и животные. Постепенно преобразуя верхний слой суши- литосферу, они создали третью среду обитания- почву, а сами стали четвёртой средой обитания.

Биосфера- оболочка нашей Земли, где обитают живые организмы, это совокупность всех биогеоценозов. Верхняя граница биосферы поднимается на высоту до 20 км (озоновый экран) и опускается до глубины 10-11км в Мировом океане. Предлагаю заслушать результаты ваших исследований в порядке появления данной среды обитания на Земле.

Объяснение:

Answer 2

Biology Class 9: Diversity of Life Forms

In the 9th-grade biology curriculum, the topic of "Diversity of Life Forms" covers a wide range of subjects related to the various forms of life on Earth. This includes the classification of living organisms, their characteristics, and the factors contributing to their diversity.

Classification of Living Organisms: The classification of living organisms is a fundamental aspect of understanding the diversity of life forms. It involves organizing living things into groups based on shared characteristics and evolutionary relationships. This classification system helps in studying and understanding the vast array of life forms on our planet.

Characteristics of Different Life Forms: The topic also delves into the unique characteristics of different life forms, including plants, animals, and microorganisms. This includes their structural, functional, and behavioral attributes that enable them to survive and thrive in their respective environments.

Factors Contributing to Diversity: The diversity of life forms is influenced by various factors such as environmental conditions, evolutionary processes, genetic variation, and ecological interactions. These factors play a crucial role in shaping the wide array of life forms found on Earth.

Conclusion: Studying the diversity of life forms is essential for gaining a comprehensive understanding of the living world. It provides insights into the interconnectedness of different species and the remarkable adaptations that have evolved over millions of years.

If you have specific questions or need further details on any subtopic within the "Diversity of Life Forms" in the 9th-grade biology curriculum, feel free to ask!