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| 1 | An organism that relies upon already synthsized organic molecules from the food it consumes is known as a(n)? |
 | A) | Heterotroph |
| B) | Autotroph |
| C) | Saprophage |
| D) | Chemotroph |
| E) | None of the above is correct |
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| 2 | The term for the process by which food is not digested but is expelled from the body is? |
| A) | Excretion |
| B) | Egestion |
| C) | Secretion |
| D) | Oxidation |
| E) | None of the above is correct |
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| 3 | The regulatory centers for hunger and thirst are located in the? |
| A) | Pons and hypothalamus |
| B) | Medulla and hypothalamus |
| C) | Cerebral cortex and pons |
| D) | Carotid sinus |
| E) | None of the above is correct |
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| 4 | Bivalve molluscs are suspension feeders. |
| A) | True |
| B) | False |
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| 5 | A mosquito is an example of an annoying endoparasite. |
| A) | True |
| B) | False |
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| 6 | In arthropods and vertebrates, digestion is nearly entirely intracellular. |
| A) | True |
| B) | False |
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| 7 | Of the various classes of food molecules, lipids are most likely to bypass complete digestion and be absorbed directly into the vascular system. |
| A) | True |
| B) | False |
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| 8 | In the entire animal kingdom, the majority of suspension feeders employ? |
| A) | Baleen |
| B) | Gill rakers |
| C) | Cilia |
| D) | Gills |
| E) | Flagella |
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| 9 | Suspension feeding is the mode of feeding in? |
| A) | Great white sharks |
| B) | Baleen whales |
| C) | Barracudas |
| D) | Hummingbirds |
| E) | Worms |
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| 10 | An example of an animal that feeds by deposit feeding is the |
| A) | Great white shark |
| B) | Typical annelid |
| C) | Typical bivalve |
| D) | Birds |
| E) | Butterfly |
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| 11 | Which of the following has recently been implicated in controlling appetite and increasing thermogenesis(arrow) |
| A) | Aldosterone |
| B) | Leptin |
| C) | Linoleic acid |
| D) | FAH |
| E) | NADH |
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| 12 | Examples of fat-soluble vitamins include which of the following(arrow) |
| A) | Most of the B vitamins |
| B) | Phenylalanine |
| C) | A, D, E, and K |
| D) | Minerals such as calcium and sulfur |
| E) | None of the above is correct |
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| 13 | A diet overly high in fats may lead to? |
| A) | Atherosclerosis |
| B) | Parkinson's disease |
| C) | Myopia |
| D) | Bell's palsy |
| E) | Shingles |
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| 14 | Pepsin is an enzyme that digests monosaccharides. |
| A) | True |
| B) | False |
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| 15 | Which of the following is used by whales for suspension feeding(arrow) |
| A) | Krill |
| B) | Copepods |
| C) | Teeth |
| D) | Gills |
| E) | None of the above is correct |
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| 16 | The most specialized teeth are seen in the? |
| A) | Amphibians |
| B) | Non avian reptiles |
| C) | Birds |
| D) | Mammals |
| E) | None of the above is correct |
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| 17 | The surface area of the intestine of an oligochaete is increased by the typhlosole. |
| A) | True |
| B) | False |
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| 18 | Enzymes that function in the stomach work best in a pH range above 7.0; those in the small intestine function best at a pH range less than 7.0 |
| A) | True |
| B) | False |
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| 19 | Two important proteases of the small intestine, which are produced by the pancreas, are trypsin and chymotrypsin. |
| A) | True |
| B) | False |
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| 20 | Most nutritive molecules are absorbed across the wall of the small intestine in the form of small molecules. |
| A) | True |
| B) | False |
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| 21 | Which of the mammals have the most well-developed molar teeth(arrow) |
| A) | Herbivores |
| B) | Carnivores |
| C) | Omnivores |
| D) | Ectoparasites |
| E) | Endoparasites |
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| 22 | Fluid feeding, in which nutrients are acquired by biting, sucking or rasping a host is characteristic of? |
| A) | Endoparasites |
| B) | Herbivores |
| C) | Omnivores |
| D) | Piscivores |
| E) | Ectoparasites |
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| 23 | The simplest form of digestion is ? |
| A) | Intracellular |
| B) | Extracellular |
| C) | By enzymatic digestion in a lumen |
| D) | By hydrolases in a gut cavity |
| E) | None of the above is correct |
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| 24 | Triglycerides are broken into fatty acids and monoglycerides which complex with bile salts to form lacteals. |
| A) | True |
| B) | False |
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| 25 | The food material is moved through the alimentary tract by waves of muscular contractions known as? |
| A) | Segmentation |
| B) | Conduction |
| C) | Peristalsis |
| D) | Concentration |
| E) | All of the above are correct |
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| 26 | Some animals have a carbohydrate-splitting enzyme in the saliva called? |
| A) | Nuclease |
| B) | Amylase |
| C) | Pepsin |
| D) | Renin |
| E) | Trypsin |
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| 27 | A novel structure in the mouth of vertebrates that assists in food capture, and olfaction among other things, is the? |
| A) | Salivary gland |
| B) | Buccal funnel |
| C) | Pharynx |
| D) | Tongue |
| E) | All of the above are correct |
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| 28 | In birds and many invertebrates, the __________ is adapted for storage of food. |
| A) | Gizzard |
| B) | Duodenum |
| C) | Spiral valve |
| D) | Crop |
| E) | None of the above is correct |
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| 29 | Malnourishment will always result if the large intestine isn't functioning properly. |
| A) | True |
| B) | False |
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| 30 | In advanced coelomate animals, the gut has muscle fibers that run in opposite directions, and these longitudinal and circular muscles result in both segmentation and peristalsis. |
| A) | True |
| B) | False |