福师《生态学》在线作业一（Fu Shi ecology online homework）.docVIP

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福师《生态学》在线作业一（Fu Shi ecology online homework）.doc

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福师《生态学》在线作业一（Fu Shi ecology online homework）

福师《生态学》在线作业一（Fu Shi ecology online homework） Fu Shi, ecology, online homework, one or two Test paper 13 spring total score: 100 test time: - Radio examination 14, radio questions autumn (a total of 50 questions, a total of 100 points) 1. warm blooded animals living in high latitudes generally have similar body sizes in lower latitudes, thus reducing the amount of heat per unit body weight Bergmanns rule A. B. Allens law Liebigs law C. D.s laws of shell Full marks: 2 2., most plant growth and dry matter accumulation were higher under variable temperature than under constant temperature conditions A. advantage B. is not good Same as C. D. is uncertain Full marks: 2 3. what is the principle of minimum factor proposed by a scientist? A. Tansley B. Liebig C. Haeckel D. Shelford Full marks: 2 4. the following is true A. ecology is a science in the study of biological morphology B. ecology is a science that studies the relationship between human beings and the environment C. ecology is a science that studies the relationship between organisms and their environment D. ecology is a science that studies the relationship between natural environment factors Full marks: 2 5. the water content of an organism is usually A. more than 90% B. 50-70% C. 60-80% D. more than 80% Full marks: 2 6. from the equator to the poles, the intensity of light increases with latitude A. decrease B. enhancement C. invariant D. slightly enhanced Full marks: 2 7. aquatic plants are characterized by A. ventilation is well developed B. mechanical structure developed C. has small leaf area D. roots developed Full marks: 2 8., in different stages of growth and development, organisms often have different needs for ecological factors and their intensity, which refers to the ecological factors A. stage effect Indirect effect of B. C. synthesis D. can not be substituted Full marks: 2 9., early flowering plants are characterized by A. roots developed and leaf surface area was smaller B. roots developed and lea