1. Which of the following is true? A. Carnivores eat both animals and plants B. Omnivores eat both animals and plants C. Herbivores eat both animals and plants D. None of the above is true 2.Which of the following is true? A. Jelly fish have an alimentary canal, which is a single opening B. Jelly fish have an gastrovascular cavity, which is a single opening C. Jelly fish have an alimentary canal, which has two openings D. Jelly fish have an gastrovascular cavity, which has two openings 3. Where in the digestive tract does mastication occur? A. Mouth B Esophagus C. Stomach D. Small Intestine E. Large Intestine 4. Where in the digestive tract is there a low pH? A. Mouth B. Esophagus C Stomach D. Small Intestine E. Large Intestine 5. Where in the digestive tract does the majority of water reabsorption occur? A. Mouth B. Esophagus C. Stomach DSmall Intestine E. Large Intestine

1. Which of the following is true? A. Carnivores eat both animals and plants B. Omnivores eat both animals and plants C. Herbivores eat both animals and plants D. None of the above is true 2.Which of the following is true? A. Jelly fish have an alimentary canal, which is a single opening B. Jelly fish have an gastrovascular cavity, which is a single opening C. Jelly fish have an alimentary canal, which has two openings D. Jelly fish have an gastrovascular cavity, which has two openings 3. Where in the digestive tract does mastication occur? A. Mouth B Esophagus C. Stomach D. Small Intestine E. Large Intestine 4. Where in the digestive tract is there a low pH? A. Mouth B. Esophagus C Stomach D. Small Intestine E. Large Intestine 5. Where in the digestive tract does the majority of water reabsorption occur? A. Mouth B. Esophagus C. Stomach DSmall Intestine E. Large Intestine

Concepts of Biology

1st Edition

ISBN:9781938168116

Author:Samantha Fowler, Rebecca Roush, James Wise

Publisher:Samantha Fowler, Rebecca Roush, James Wise

Chapter16: The Body's System

Section: Chapter Questions

Problem 2ACQ: Figure 16.7 Which of the following statements about the digestive system is false? a. Chyme is a...

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1. Which of the following is true? A. Carnivores eat both animals and plants B. Omnivores eat both animals and plants C. Herbivores eat both animals and plants D. None of the above is true 2.Which of the following is true? A. Jelly fish have an alimentary canal, which is a single opening B. Jelly fish have an gastrovascular cavity, which is a single opening C. Jelly fish have an alimentary canal, which has two openings D. Jelly fish have an gastrovascular cavity, which has two openings 3. Where in the digestive tract does mastication occur? A. Mouth B Esophagus C. Stomach D. Small Intestine E. Large Intestine
One-way passage of food through the digestive system of many animal groups allowsa. intracellular digestion.b. specialization of different regions of the digestive system.c. release of digestive enzymes into the gut.d. extracellular digestion.
Sharp and pointed molars are useful for primates to eat: A. Leaves B. Insects C. Lizards D. Fruit
What is true about a gastrovascular cavity? Group of answer choices a. It has generally evolved to have as little surface area as possible b. It is usually found in conjunction with a complete digestive system c. In some species, it plays a role in the animal's movement d. It has two openings, an entrance for food and an exit for waste e. It allows for compartmentalization of digestive functions
Which of these processes occurs in the mouth? a. ingestion b. mechanical digestion c. chemical digestion d. all of the above
Which of the following structural characteristics of a gastrointestinal tract contributes to chemical digestion? A. The typhlosole of an earthworm B. The crop of a bird C. The chelicerae of a spider D. The radula of a mollusc E. All of the above
In general, smaller animals eat __________ total food than larger animals in a single day, and the relative proportion of food they need to metabolize per unit number of cells is ________. A. more; equal B. less; greater C. less; smaller D. more; greater E. less; equal
Which of the following is formed by a contribution of the pharyngeal endoderm?A. tracheal tubeB. mouthC. stomachD. pancreas
Which of the following is FALSE? A. Bile is a fat molecule-busting enzyme B. Vitamins are organic compounds. C. Most plants have a different composition of amino acids compared to animals. D. Water reabsorption is one of the main functions of the large intestines.
Which of the following processes takes place in the mouth of an organism ? A. Ingestion B. Elimination C. Absorption D. Mechanical digestion E. Both absorption and elimination F. Chemical digestion G. Both ingestion and mechanical digestion
which of the following lacks serosa? O A. Small intestine O B. Stomach OC. Esophagus O D. large intestine
Which statement is not true? A. most people in the world cannot digest milk sugar as adults B.rabbits eat their first feces to reprocess it C. ceca are pouches that come off of the duodenum to create extra bile in animals that eat lots of fat D. some mammals can digest molecules that humans cannot (eg. certain sugars found in insects) E. the crop is used for storage like bees storing nectar that becomes honey Why would it be bad for animals to store lots of glycogen? A. it is difficult to hold inside cells because it is hydrophobic (it diffuses out) B. it reacts with water to create acids C. it causes blood sugar to be too high D. it is hydrophilic attracting lots of water weight/mass