Abeka 7th Grade Science Test #7 Study Guide Questions And Correct Answers

Feathers {Ans: You are researching birds and find an article titled "True Colors: Decoding Bird Plumage." Plumage is referring to the birds'}Dusting {Ans: A bird "bathing" himself in the dirt is called _________?}Peregrine falcon {Ans: What is the fastest bird?}Ostrich {Ans: What is the largest living bird?}Monocular {Ans: Most birds are able to detect danger from all sides because they are designed with _______ vision.}Soaring {Ans: A sailplane is a type of airplane that does not have an engine. Sailplanes can be flown cross-country by circling inside a thermal to gain altitude and then gliding to another thermal. Which type of bird flight does this technique resemble?}Gaping {Ans: What type of bill has hinged jaws that allow the bill to be opened widely?}Contour {Ans: The strong feathers found on a bird's body, wings, and tail are ________ feathers.}Keel {Ans: What structure on a bird's sternum provides an attachment for the flight muscles?}Flightless birds {Ans: Most members do not have a keel}Keratin {Ans: Of what substance are the shell membranes of a bird egg made?}Instead of using a diaphragm to bring air into the lungs, birds use their chest muscles