生物测试题（Biological test questions）.docVIP

生物测试题（Biological test questions） Animal tests in various environments (2010-04-17 20:22:02) reprint labels: Gossip Unit fifth chapter 1 animals in various environments First, the multiple-choice question 1. which of the following is not adapt to the life of flying pigeon () A. is streamlined and B. is covered with feathers in vitro C. forelegs become wings, and D. hind legs stand and walk 2. wings flying pigeon affects the completion of the main muscle was born in () A. forelimb, B., keel, C. rib, D. spine 3. fish can breathe in water, and their breathing organs are A. gill, B. scales, C. heart, D. stomach 4., a large amount of food, every day and night to eat insects total approximately equal to their body weight of birds is () A. owls, B., big tits, C. woodpeckers, D., wild ducks 5. crucian carp swim in water, and its organs are () A. B. C. D. lateral fin gill bladder 6. in the following description of the body hair of rabbits, the important physiological function can be explained correctly A. coat of hair is one of the main characteristics of mammals B. body hair is soft and smooth, make the rabbit more beautiful C. rabbits can be changed two times a year D. villus can keep warm and coarse hair can radiate heat. They are important for keeping body temperature constant 7. important reasons why the pigeon can maintain constant temperature (is) A. produces more heat and less heat B. produces heat and heat dissipation to maintain balance C. produces more heat and less heat D. has feather insulation, and heat is not easy to emit 8. an earthworm moves faster on paper than on a smooth sheet of glass, mainly in relation to earthworms. A. bristle, B. muscle, C. segment, D. mucus 9. animals with wings, claws at the ends of the toes, cavities in the body cavity, and prey insects are the animals A. woodpeckers, B. owls, C. bats, D. lizards 10. the water poured into the superior vena cava (IVC with pig heart), squeeze the heart by hand, water from the heart (out). A. aortic B