A. eat other organisms B. make their own food C. move around freely D. speak to other organisms 相关知识点: 试题来源: 解析 B。植物可以通过光合作用制造自己的食物。选项 A 植物不能吃其他生物。选项 C 植物不能自由移动。选项 D 植物不能说话。反馈...
百度试题 结果1 题目Fish eat small organisms. Dolphins eat ___. A. plants B. insects C. fish and squid D. leaves 相关知识点: 试题来源: 解析 C。鱼吃小生物,海豚吃鱼和乌贼等。反馈 收藏
Plants are at the bottom of the food chain. Scientists call them producers, because they use light energy from the sun to produce food from carbon dioxide and water through photosynthesis(光合作用). Animals, unlike plants, can't produce their own food. Instead, they must ...
Fungi(菌类) are a group of organisms that have no leaves or flowers. In fact, fungi do not even share the green color that most other plants display. Scientists say that there are over 1.5 million different species of fungi in the world. One interesting thing is thattheyoften interact with...
In ecosystems around the world, big guys eat littler guys, who in turn eat plants and other organisms at the base of the food web.Science News
The work they do in our soil is incredibly complex but it all boils down to this: microbes eat, so we eat. Plants are unable to take from the soil the nutrition they need without microbes working in the soil. Microbes are alive, and must have nutrition to survive, and that nutrition ...
Many believe that the only people who will benefit are the corporations that produce it. Scientists cannot foresee the possible effects of GE foods, yet we eat them every day without even knowing it. We already have enough food, so why create more that could be potentially ...
The main body of a fungus is made of filamentous threads called hyphae. The hyphae are made of strings of cells that allow nutrients to flow from one cell to another. Collectively, the hyphae are referred to as the mycelium. Depending on the species, it can grow in or on a variety of...
Burrowing animals not only have the benefit of being surrounded by food, but also are less exposed to predators. Filter-feeding Filter-feeding is a common strategy in aquatic habitats, especially the ocean. It uses anatomical devices that act as strainers to remove small food items from the ...
A.Bt toxins do not affect nontarget organisms because the toxins only harm pests that eat the leaves, stems, or fruit of the plants. B.Bt plants have been shown in field studies to cause great harm to nontarget organisms. C.Bt plants do not cause as much harm to nontarget species as...