BIOL 1010 Chapter Notes - Chapter 25: Glycerol, Hydrolysis, Digestion
14 May 2017
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Herbivores: eat mainly autrotrophs(plant and algae) ex: cattlem gorillas, sea urchins & snails carnivores: mostly eat animals ex: lions, spiders, hawks and whales. Omnivores: consume both plant and animals ex: humans, crows, cockroaches, and raccooons. Suspension feeders: filter small organisms or food particles from water ex: humpback whale, clams and oysters. Substrate feeders: live in or on their food source and eat their way through it ex: caterpillars, maggots fluid feeders: suck nutrient-rich fluids from a living host. Bulk feeders: ingest large pieces of food using utensils such as tentacles pincers, claws, fangs, jaws, teeth to kill its prey and tear off pieces of meat or vegetation. ex: sharks, lions, etc. Ingestion: act of eating, first of 4 main stages of food processing. Digesting: breaking down of food into molecules small enough for body to absorb occurs in 2 phases: First food is mechanically broken down into smaller pieces often by chewing, tearing.
