Energy losses in a food chain Slideshow Play

Environmental changes – dietary changes Student activity Play

Examples of ecological pyramids Slideshow Play

Flow of energy through a food chain Slideshow Play

Food chain Student activity Play

Food chains Whiteboard presentation Play

Food chains Class activity Play

Food chains in nature Slideshow Play

Food web terminology Student activity Play

Food webs Animation Play

Food webs Student activity Play

Herbivores Slideshow Play

Herbivores Slideshow Play

Herbivores Student activity Play

Herbivores Whiteboard exercise Play

Herbivores with low nutritional requirements Slideshow Play

Herbivory: digestion of plant food Student activity Play

Herbivory: digestion of plant food Whiteboard exercise Play

Heterotrophic organisms Slideshow Play

Intercalary meristems Slideshow Play

Inverted pyramids Illustration Play

Predators and herbivores Whiteboard exercise Play

Predators and herbivores Student activity Play

Producers and consumers Student activity Play

Producers and consumers - statements Whiteboard exercise Play