What can polluted water lead to? A. Soil erosion. B. Drought. C. The spread of waterborne diseases and damage to aquatic ecosystems. D. Forest fires. 相关知识点: 试题来源: 解析 C。解析:文中提到被污染的水会导致水传播疾病的传播以及破坏水生生态系统。A 选项土壤侵蚀不是由污染的水直接导致...
The soil is important for growing plants. What makes the soil fertile? A. water B. air C. minerals D. sunlight 相关知识点: 试题来源: 解析 C。解析:minerals(矿物质)能使土壤肥沃。water(水)、air(空气)、sunlight(阳光)对植物生长也很重要,但不是使土壤肥沃的主要因素。本题考查词汇理解。
as I was living with my parents, and I continue to experience this with my husband, as he is not completely zero waste like me. I've learned a few things along the way though, which I hope you'll find encouraging if you're doing your best to figure out how you can make the chang...
What helps stabilize the soil along the riverbanks? A. The water B. The fish C. The insects D. The plants 相关知识点: 试题来源: 解析 D。解析:“The plants along the riverbanks help stabilize the soil and provide shelter for many animals.”,所以答案是 D,河边的植物有助于稳定土壤。
The water cycle, also known as the hydrologic cycle, is the continuous process that describes the movement of water on, above, and below the Earth's surface.
000 acres of that is uncut old-growth-the rest is forest that has regrown after cutting. An estimated 100,000 of those acres are still vanishing every year. However, a quiet movement to reverse this trend is rippling across the region. Governments, private organisations (including NWF) and ...
Aquaponics is the integration of: Aquaculture–Farming aquatic species in a controlled environment & Hydroponics–Growing plants in soil-less media A Balanced Ecosystem Aquaponics reuses the waste water from aquaculture as a natural source of fertilizer for the hydroponic plant system in a continuous re...
But soil isn't static, and there're still other processes that go into the formation of soil: the movement and loss of materials. The soil in any location isn't a uniform mixture. Its composition varies with depth. You see, mineral and organic materials move through soil vertically. ...
Less space is needed to produce a large number of plants.
A. Protect the soil from being washed away B. Absorb a lot of sunlight to keep warm C. Provide shelter for small water animals D. Produce oxygen for the water 相关知识点: 试题来源: 解析 D。解析:睡莲生长在水中,它们可以进行光合作用从而为水产生氧气。选项A,保护土壤不被冲走是陆生植物的功...