A nutrient cycle (or ecological recycling) is the movement and exchange of organic and inorganic matter back into the production of matter. Energy flow is a unidirectional and noncyclic pathway, whereas the movement of mineral nutrients is cyclic.
Q. At which trophic level would you expect to find only 10% of the energy that was initially stored in the food chain?
2nd trophic level
Table of Contents
- Q. At which trophic level would you expect to find only 10% of the energy that was initially stored in the food chain?
- Q. How much energy is lost at each trophic level?
- Q. What happens to the rest of the energy in a trophic level?
- Q. What type of energy is passed along a food chain?
- Q. Why might some people find it difficult to follow the MyPlate recommendations?
- Q. What food groups should you focus on in order to eat healthy?
Q. How much energy is lost at each trophic level?
The amount of energy at each trophic level decreases as it moves through an ecosystem. As little as 10 percent of the energy at any trophic level is transferred to the next level; the rest is lost largely through metabolic processes as heat.
Q. What happens to the rest of the energy in a trophic level?
Energy is passed up the food chain from one trophic level to the next. However, only about 10 percent of the total energy stored in organisms at one trophic level is actually transferred to organisms at the next trophic level. The rest of the energy is used for metabolic processes or lost to the environment as heat.
Q. What type of energy is passed along a food chain?
So how does all this energy get into the food web, and how is it then distributed between organisms? Plants harvest their energy from the sun during photosynthesis. This energy can then be passed from one organism to another in the food chain. The organism that obtains energy from sunlight is called the producer.
Q. Why might some people find it difficult to follow the MyPlate recommendations?
Why might some people find it difficult to follow the MyPlate recommendations? The colors of MyPlate are confusing. C. It is difficult to eat across all food groups.
Q. What food groups should you focus on in order to eat healthy?
As the MyPlate icon shows, the five food groups are Fruits, Vegetables, Grains, Protein Foods, and Dairy. The 2015-2020 Dietary Guidelines for Americans emphasizes the importance of an overall healthy eating pattern with all five groups as key building blocks, plus oils.
