Trophic le

Notes

•Trophic level Imagine a staircase made of toy blocks. - Bottom step: plants (they make their own food). - Next step up: plant-eaters like bunnies. - Step above that: animals that eat bunnies, like foxes. What do the arrows in the food chain mean? Flow of energy. "Herbivore" — eat only plants! •Types of decomposers Fungi and bacteria. Apart from indicator species, what other signs indicate water pollution? Low oxygen levels. Producer (it's own) — consumer (others). Decomposers are fungi and bacteria. A hook eats a snake that previously consumed a mouse. The mouse's diet consisted entirely of grass. (Captured by the grass) The grass is like a tiny solar panel that fills with sunshine. The mouse munches the grass and stores the sunshine in its tummy. The snake then eats the mouse and gets the same sunshine. The hook eats the snake, and now the sunshine is inside the hook. What is the scientific term for an organism that is a producer? Autotroph. Autotrophs are like sun chefs—they use sunshine, water, and air to make their own food inside their green bodies. Plants are the best sun chefs—they don't need to eat others! Herbivores e...