Most animals are part of more than one food chain and eat more than one kind of food in order to meet their food and energy requirements. These interconnected food chains form a food web.The following is a possible food web: Note that the arrows are drawn from food source to food cons...
The longer the food chain, the more energy is transferred at each level D. All animals in a food web are predators 相关知识点: 试题来源: 解析 B。解析:在食物链中,通常不包含分解者,分解者主要是参与物质的分解循环,不在食物链的能量传递环节中。选项A中,食物网是由多条食物链相互交错构成的,而...
Learning Areas Science Life Science Animals Food Chains & Food Webs Get ready to teach your students the difference between a food web and a food chain, examples of food chains, and more core components of the elementary school science curriculum with this teacher-created collection of resources!
The sequence of the transfer of food energy from one organism to another in an ecological community. In a typical food chain, plants are eaten by herbivores, which are then eaten by carnivores. These carnivores are in turn eaten by other carnivores. ♦ Many species of animals in an ecologi...
Some food chains include the sun as a provider of energy to living things. Others include decomposers–fungi and bacteria that break down organic matter and fertilize the producers. Animals in a food chain or web often are classified as herbivores (plant-eaters), omnivores (plant- and animal-...
Tiger Food Chain & Web | Overview & Predators Lesson Transcript Author Denise DeCooman View bio Instructor Amanda Robb View bio Explore the tiger food chain and tiger food web. Discover the primary, secondary, and tertiary animals, as well as predators and other threats to the tiger ...
Ecosystems are vast and animals rarely exist in a single food chain. Few animals rarely eat just one type of food; instead they get their nutrients from different sources. This also varies depending on the time of year and location of the animal. A fox in northern Alaska will eat different...
The bigger animals eat the smaller animals. This is the essence of the food chain. The food chain is an important concept for a young child to learn. It helps them see the world as a much larger and more unified place. Everything is linked and dependent on each other to survive. ...
Food chains in the food web are interlinked at one point or another. The food chain is the pattern that energy uses to transmit to producers to decomposers. A food chain only follows one path as animals find food. A food web shows the many different paths plants and animals are connected...
Learn about the grassland food chain and see how it compares to the grassland food web. Explore examples of grassland animals in the food web and...