In each blank, try to type in the
word that is missing. If you've
typed in the correct word, the
blank will turn green.
If your not sure what answer should be entered, press the space bar and the next missing letter will be displayed. When you are all done, you should look back over all your answers and review the ones in red. These ones in red are the ones which you needed help on. Question: Name the characteristics of Answer: , feathers, beak, oviparity, wings, hollow bones, air sacs, Question: How many chambers are there in a bird ear? the chambers. Answer: 3. Question: How are birds from reptiles? Answer: Birds have feathers, hollow and a furcula. Question: Are birds or ectothermic? Answer: Endothermic Question: From did birds evolved? What is Archaeopteryx? Answer: Early , an early creature that had both bird and reptile characteristics. Question: What is the importance of the bird bone ? Answer: Bird's are hollow so they can be lighter to help them fly. Question: What is the of each the crop and the gizzard? Answer: The crop stores and food and the gizzard is where food is physically crushed. Question: Contrast precocial and altricial .Answer: Precocial young can fend for as soon as they hatch but altricial young are naked and helpless. Question: What is the ? Answer: The that produces bird song.
Question: Describe feathers according to type, , and structure. Answer: Contour feathers provide coloration and shape. downy feathers provide insulation. flight feathers assist in flight. Question: What are the of the posterior air sacs?Answer: They store and air and reduce the bird's density. Question: Migration: what is it? Why do do it?Answer: The seasonal movement of birds from one to another. They do it so they don't have to hibernate. Question: What is an ? Answer: A scientist who studies . Question: What is ? Why do birds do this? Answer: When birds rub their beaks on their and coat them in oil. to waterproof themselves. Question: Compare & contrast (hawks, eagles, etc.) and owls.Answer: Raptors hunt in the day and have less out feathers and owls hunt an night and have spread out feathers. Question: Name the of mammals. Answer: Mammary glands, hair, endothermy, 4 chambered heart, single , specialized teeth. Question: What are monotremes and name some . Answer: monotremes are mammals that lay eggs. and echidnas. Question: What are marsupials and name some . Answer: Marsupials are mammals that give birth to underdeveloped young and then keep nourishing them in a pouch. , koalas, opossums. Question: What are and name some examples. Answer: Placental mammals nourish their young through a placenta. bears, cats, dogs, . Question: What is the ? Answer: A blood-richstructure that feeds in placental mammals. Question: What is gestation ? Answer: The period in which the develops. Question: What are vestigial organs? Name one in humans.Answer: Organs that once had a purpose but as the organism evolves, they lost their purpose. in , the appendix and body hair are vestigial. Question: Diaphragm: in the body of a mammal and its function. Answer: It is the rib cage and draws air into the lungs. Question: Contrast the types of teeth, location in the , and their job. Answer: incisors are for cutting, canines are for ripping, premolars are for , molars are for crushing. Question: What do the following terms mean: oviparous vs. ovoviviparous vs. viviparous. Give of each. Answer: oviparous mammals lay amniotic eggs, ovoviviparous animals have an egg in the mother and either lay it and the young hatches shortly or the egg hatches in her. viviparous animals develop a fetus inside the without an egg. Question: What is and which mammals use it? Answer: echolocation is the use of to determine the size and distance of prey. bats and dolphins use it. Question: What is ? Who has it & why? Answer: baleen is sheets of keratin and whales have it and it is used to filter krill out of the water to eat. Question: What are ? Answer: aquatic Question: What is the ? What advantage does it give some mammals? Answer: the rumen is the first chamber in a 4 chambered stomach that down cellulose. Question: Which chamber of the stomach acts as a fermentation ? Answer: cecum Question: Are endothermic or ectothermic? Answer: endothermic Question: What is the largest part of the brain?Answer: cerebrum Question: Answer: , anteaters and armadillos Question: lagomorphaAnswer: rabbits, and pikas Question: rodentiaAnswer: squirrels, and rats Question: primatesAnswer: monkeys and Question: Answer: bats Question: insectivoraAnswer: shrews, hedgehogs, Question: carnivoraAnswer: dogs, cats, , hyenas, otters Question: artiodactylaAnswer: pigs, deer, / ungulates Question: Answer: horses, zebras, Question: cetaceaAnswer: , dolphins, Question: Answer: and dugongs Question: Answer: 'phants |
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