Answer:
Saprotrophic nutrition: Saprotrophic nutrition is a type of nutrition in which the organisms take nutrients from dead bodies of plants and animals.
Explanation: This type of nutrition is present in microorganisms such as fungi and bacteria etc. These Saprophytic organism such as bacteria and fungi help in decomposition of dead organisms and helps in cleaning the environment. It also provides nutrients to the soil which uses by the plants and make their food from it.
