¿Qué realidades se ven representadas en la película? Anotalas para, en unos días, debatir en clase acerca de los problemas que se exponen.

What type of animal might be preserved in a tar pit

Afood web shows who eats who in any given habitat. every living thing, from one-celled algae to giant blue whales, needs food to survive. each food web is a possible pathway that energy and matter can follow through the habitat. a food web begins with producers: organisms that convert sunlight into usable chemical energy. the food web is completed by the decomposers who turn organic wastes, such as decaying plants, into inorganic materials, such as nutrient-rich soil. decomposers complete the cycle of life, returning nutrients to the soil or oceans for use by producers. in this food web, identify the decomposer.

The personal identification number that students need to apply for federal student aid