Organisms that obtain their energy from producers or other consumers are called heterotrophs. Heterotrophs are unable to produce their own food and must rely on other organisms for nutrition.
To explain further, there are two main types of organisms in the ecosystem: producers and consumers. Producers, such as plants and algae, create their own food through photosynthesis or chemosynthesis. They serve as the foundation of the food chain.
On the other hand, heterotrophs include animals, fungi, and many bacteria that cannot synthesize their own food. Instead, they consume plants (primary producers) or other animals (secondary or tertiary consumers) to acquire energy. This process of energy acquisition is essential for their survival and growth.
In summary, heterotrophs play a critical role in the ecosystem by transferring energy from producers to higher levels of the food chain, maintaining the balance of nature.