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10 Cards in this Set
- Front
- Back
- 3rd side (hint)
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Autotrophs |
Generate own food from CO2, CH4, or other simple molecules. |
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Heterotrophs |
Use organic compounds with high potential energy produced by other organisms |
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Filter-feeding |
Very ancient simple form of feeding. Screen bits out of the water. Ie. Coanoflagellates, sponges, krill, baleen whales |
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Fluid feeders |
Suck or mop. Ie. Mosquitoes, ticks, horse flies, etc. Labrum and labium make a tube to penetrate and suck. Butterflies have long, extensible proboscis to suck nectar. |
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Mass feeders |
Eat chunks of food. Carnivores hunts, scavenge, run down prey, or sit and wait. |
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Jaws and gill arches |
Gill arches and Jaws consist of flattened bars of bony or cartilaginous tissue that hinges and bends forward. The Gill arches hold the structure open so water can flow. |
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Types of parasites |
Ectoparasites - transitory or resident ie. lice Endoparasites - most in digestive tract - ie. tapeworms |
Ectoparasites, endoparasites |
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Symbiosis |
Relationship in which one organism lives in close physical association with another for all or part of its life cycle. |
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Commensalism |
One organism, the commensal, benefits while the other, the host, is neither harmed nor helped. Ie. Microbes in the human colon get nutrients, warmth, but don't cause disease. |
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Parasitism |
One partner lives at the expense of the other. Ie tapeworms |
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