Chapter 7
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| show | hypoosmotic; lose
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| A saltwater fish tends to be ________ to its surrounding aquatic environment. | show 🗑
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| According to Bergmann's rule, as global temperature increases, what happens? | show 🗑
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| All of the following characterize a hibernating homeotherm, except a. decrease in body temperature. b. low blood pH. c. high CO2 level in blood. d. increased heart rate. | show 🗑
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| show | that it allows the organism to remain active in a wide range of external temperatures
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| show | thermal conductivity
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| show | omnivores
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| show | increase heat production by shivering flight muscles of the thorax
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| In cases where global temperature increase results in increased resource availability, what happens? | show 🗑
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| In comparison with a blue whale, a shrew has what? | show 🗑
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| show | caecum
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| show | active lizards are regulating their temperature in some way
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| show | c. primate hands
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| Long-distance transport of oxygen to the cells of animals is facilitated by what? | show 🗑
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| show | homeothermy
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| show | diapause
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| Many species of small mammals, especially those that hibernate, increase heat production by doing what? | show 🗑
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| show | supercooling
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| show | glycerol
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| The basal metabolic rate per unit of body mass is highest in a what? | show 🗑
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| The ingestion of fecal material for further extraction of nutrients is referred to as what? | show 🗑
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| show | ectothermy
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| show | body size
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| The seasonal cessation of activities accompanied by a reduction in metabolism in response to cold temperatures during winter is called _______ | show 🗑
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| The surface area of a cube increases how in relation to its length (l)? | show 🗑
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| show | countercurrent exchange
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| What happens to a lizard's metabolic rate when the temperature increases 10°C? | show 🗑
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| show | c. butterfly
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| show | a. mouse
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| Which of the following factors does not influence animal heat exchange? a. movement of blood to the body's surface b. conductivity of fat c. fat thickness d. oxygen diffusion rate | show 🗑
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| Which of the following is a major problem for animals that live in hyperosmotic environments? a. obtaining enough oxygen b. access to mineral nutrients c. preventing heat loss d. preventing water loss | show 🗑
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| Which of the following is an example of a conformer? a. starfish b. bird c. lizard d. rodent | show 🗑
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| Which of the following is done by toads to avoid hot, dry periods of the year? a. hibernation b. diapause c. torpor d. estivation | show 🗑
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| show | d. homeostasis
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| Which of the following would have the most surface area assuming the same volume? a. a tube b. a perfect sphere c. a golf ball d. a cube | show 🗑
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| _____ is a long, seasonal torpor characterized by a cessation of activity. | show 🗑
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| _______ is required in aerobic respiration, a cellular process that releases energy through the breakdown of organic compounds. | show 🗑
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| _______ is the maintenance by an animal of a relatively constant internal environment in a varying external environment. | show 🗑
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| An organism that obtains its energy and most nutrients from consuming plants or animals is called a(n) _______ | show 🗑
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| Animals that feed exclusively on the tissues of other animals are called ______ | show 🗑
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| Animals that generate body heat metabolically at some times and from the environment at other times are referred to as ______ | show 🗑
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| Animals that generate internal heat metabolically are called _____ | show 🗑
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| Aquatic organisms that have a lower salt concentration in their bodies than the surrounding water are considered _______ | show 🗑
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| show | cloaca
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| show | cellulose
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| show | amino acids
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| show | nitrogen
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| show | blubber
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| show | diapause
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| Smaller bodies have a larger surface area relative to their _______ than do larger objects of the same size. | show 🗑
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| show | rumen
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| Some sharks and tunas possess a _________, a blood circulation system that allows them to keep internal temperatures higher than external temperatures. | show 🗑
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| The _____ zone is a range of environmental temperatures within which homeothermic metabolic rates are minimal. | show 🗑
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| show | scaling
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| The process of temporarily dropping body temperature to the temperature of the environment for part of the day is called daily ______ | show 🗑
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| The smaller a homeotherm, the _______ the loss of heat to the surrounding environment. | show 🗑
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| Thermal ________ is the ability of an organism to transmit heat. | show 🗑
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| To conserve heat in a cold environment and to cool vital parts of the body under heat stress, some animals have a _______ heat exchange system. | show 🗑
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| Using the figure, the country of ________ may possibly lose migrating ungulate populations if global climate change shifted precipitation patterns. | show 🗑
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| show | shivering
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