Water carries the more mobile materials from the upper level of soil to the lower levels. So the upper levels of the soil eventually get depleted of these materials, while the lower levels get enriched with them. And that creates distinct layers of soil as far down as the rock underlying ...
others.Water carries the more mobile materials from the upper level of soil to the lower levels.So the upper levels of the soil eventually get depleted of these materials, while the lower levels get enriched with them.And that creates distinct layers of soil as far down as the rock ...
According to the professor, how does water affect the composition of soil? Click on 2 answers A . It prevents new soil material from being incorporated. B . It separates the components of soil into layers. C . It causes chemical changes in the soil's organic material. D . It can ...
1Which of these does a garden not need?【题型】事实细节题【解析】根据Plants need soil to grow in. They also need sun and water,可知花园需要土壤、阳光和水,不需要石头,本题利用常识也可判断。2What's the main idea of this passage?【题型】主旨题 【解析】段首提出主题。怎样播种,怎样翻地及...
C。解析:原文提到“Epiphytes, like orchids, grow on the branches of other plants instead of in the soil. They get water and nutrients from the air and rain.”,很明显,附生植物是从空气和雨水中获取水和养分的,A选项说从土壤中获取是错误的;B选项从其他植物的根获取也是错误的;D选项从太阳获取不...
PROBLEM TO BE SOLVED: To provide a purification method for decomposing or immobilizing a difficult-to-biodegrade organic compound or an inorganic compound harmful to an organism in soil or water by using a specific microbe.SOLUTION: In a purification method of soil or water contaminated by an ...
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Quicksand is solid ground that has been liquefied by a saturation of water. The "quick" refers to how easily the sand shifts when in this semiliquid state. Quicksand is not a unique type of soil; it is usually just sand or another type of grainy soil. Quicksand is nothing more than a ...
These eggs seem to be a little different from both reptile and bird eggs, and they have surface patterns that don't appear on any modern eggs. Matching an egg with its parent is difficult. Researchers have to open lots of eggs to find just one embryo. On top of that, large dinosaurs ...
aSoil organic C and N and soil texture were also assessed at the 3 depths for each plot to determine how these parameters might affect water infiltration rates and bulk density. 土壤有机C和N和土壤纹理也被估计了在3深度为了每种剧情能确定怎么这些参量也许影响水入渗率和容积密度。[translate]...