解析 C。原因:文章中明确提到“It means that all the living things and non-living things in an ecosystem are in a state of harmony.”。 答案:C。原因:文章中明确提到“It means that all the living things and non-living things in an ecosystem are in a state of harmony.”。 >...
Water is essential for all living things in an ecosystem. How does the lack of water mainly affect plants? A. It makes plants grow faster B. It causes plants to wilt and may die C. It has no effect on plants D. It makes plants change color 相关知识点: ...
Plants are called producers because they produce their own food. Producers form the base of every food chain in an ecosystem. Plants are eaten by animals, which are eaten by larger animals. For example, a plant takes in energy from the sun and turns it into plant food. 3 Then, a huma...
an essential component in the cell cycleofall living things,hascome to be called a ‘nano-motor’. unesdoc.unesco.org unesdoc.unesco.org 例如所有生物细胞周期中的必要组 成部分 ATP 分子被称为“纳米发动机” 。 unesdoc.unesco.org unesdoc.unesco.org ...
and plants—exist with nonliving things, such as water and soil. (生态系统是生物——动物和植物——与像水和土壤一样的非生物共存的地方)" 可知,本空应当是在讲述生态系统中生物与非生物的联系,所以本空应填 " Everything in an ecosystem affects everything else.(生态系统中的一切都会影响其他一切)" ...
The world needs peace, just like a human being needs air and living things need sunshine. The path of peaceful development is beneficial to China and the world, and we cannot think of any reason not to stay on this ...
Biodiversity is necessary for all living things,including humans.However,it is dangerous because of human activities such as deforestation(毁林),pollution,and climate change. One of the main reasons why biodiversity is important is that it provides us with many necessary ecosystem...
My parents grew up in an idyllic part of our history where the dad went to work, mom stayed home, and the kids were either in school or playing outside in the freshly mowed grass, wandering through the trees watching butterflies land on wildflowers. Things were peaceful until the 1960s,...
Along with industrialization thorough, the life myriad things the nature which (including humanity) perched encounter the fatal destruction, the ecosystem have lost the balance and lose the self-repair gradually ability, the human and the natural relational link are cut off living, the industrializa...
Sharks are at the top of the food chain in the ocean’s ecosystem. 6 their numbers drop too low, it will bring danger to all ocean life. Many believe that sharks can never be endangered because they are the 7 in their food chain. But in fact, around 70 million sharks are caught ...