When a minnow eats a piece of plastic, that garbage often tracks through multiple animals, causing harm to each as it passes through the food chain. Scholars learn about food chains, food webs, and energy pyramids with a presentation. It...

Middle or high school environmental studies classes will learn much from this presentation on energy in ecosystems. It covers the foundational topics of trophic levels, food webs, and nutrient cycles using informational text and...

Every living thing requires a food source, thus the interconnections in ecosystems become complex. Scholars learn about these interconnections in a presentation on energy flow. It starts with the sun and moves through many different...

Uncover the world of animal habitats, food chains, and the ecosystems with this well-put-together presentation. Each slide contains information and images that represent various aspects related to the ecosystem. Habitat, animal...

One of the key concepts in life science and biology is the cycling of energy throughout an ecosystem. Learners can take notes on the topic using the vocabulary included within the presentation. From producers making their own food...

The vocabulary used in this presentation on salt marshes makes it most appropriate for high school or college level ecology classes. The content, however, is relatively simple; It introduces the flora and fauna of this type of ecosystem....

This plant structure and function PowerPoint addresses the main organs and the factors that affect its development as well as going into detail about the specializations at a cellular level.   The cell functions and system...