Plants in a wetland ecosystem can ___. A. filter water B. pollute water C. waste water D. destroy water 相关知识点: 试题来源: 解析 A。湿地生态系统中的植物可以过滤水,选项 A 正确。选项 B,植物不会污染水;选项 C 和 D,植物不会浪费或破坏水。反馈...
Plants in the wetland can purify water. They do this mainly by ___. A. absorbing harmful substances B. producing more water C. changing the color of water D. making the water flow faster 相关知识点: 试题来源: 解析 A。解析:本题考查湿地植物净化水的方式。湿地植物净化水主要是通过吸收有害...
Some plants adapted to live in both aquatic and terrestrial conditions e.g. Mangroves and Salix trees. There exists a major difference between terrestrial and water plants as land vegetation is normally taller, wider and have well branched root system. Water plants are naturally having spongier ...
Elemental composition of native wetland plants in constructed mesocosm treatment wetlands Plants that accumulate a small percentage of metals in constructed treatment wetlands can contribute to remediation of acidic, metal contaminated runoff wa... BS Collins,RR Sharitz,DP Coughlin - 《Bioresource Technolo...
Over 8000 seedlings, representing 10 wetland plant species, were grown from locally collected seeds and planted in a constructed wetland system. Seeds were, for the most part, easily collected and cleaned, but Scirpus and Carex seeds required tumbling treatment to remove the perigynia. Germination...
If people start to protect the wetland, the plants in the wetland will ___. A. disappear gradually B. be in more danger C. have a better chance to spread D. be moved to other places 相关知识点: 试题来源: 解析 C。解析:人们开始保护湿地时,湿地植物就有了更好的生存和繁衍环境,它们有...
Plants in the wetland can ___ a lot of water when there is too much rain. A. hold B. drop C. pour D. spill 相关知识点: 试题来源: 解析 A。解析:湿地里的植物在雨水过多的时候能够储存大量的水。选项B落下、选项C倾倒、选项D溢出都不符合湿地植物对水的储存作用。反馈 ...
Margaret A Brock.Australian wetland plants and wetlands in the landscape: Conservation of diversity and future management. Aquatic Ecosystem Health and Management . 2003Margaret A Brock.Australian wetland plants and wetlands in the landscape: Conservation of diversity and future management.Aquatic Ecosystem...
Mapping invasive wetland plants in the Hudson River National Estuarine Research Reserve using quickbird satellite imagery The National Estuarine Research Reserve (NERR) program is a nationally coordinated research and monitoring program that identifies and tracks changes in ec... M Laba,R Downs,S Smith...
Plants in the wetland can purify the water. They can filter out some ___ in the water. A. pollutants B. fishes C. stones D. waves 相关知识点: 试题来源: 解析 A。解析:植物能净化水是因为它们可以过滤出水中的污染物(pollutants)。鱼(fishes)、石头(stones)、波浪(waves)都不是植物净化水...