蜜蜂群体中有蜂王、雄蜂和工蜂，它们分工合作，共同维持群体生活。这种行为属于
A．社会（群）行为
B．攻击行为
C．防御行为
D．繁殖行为
答案：A
题目分析：社群行为是群体内形成了一定的组织，成员间有明确分工的动物群集行为，有的还有等级．蜜蜂群体中有蜂后、雄峰、工蜂，蜂后只有1个主要职责是交配产卵、繁殖后代和统管这个群体大家庭；雄蜂数量较少，有发达的生殖器官，主要职能是与蜜后交配；工蜂数量最多，主要职责是建造和扩大保卫巢穴、采集花粉花蜜、饲喂幼蜂和蜂后等，蜜蜂需要彼此配合、密切合作才能维持群体的正常生存．因此蜂群中蜂王、雄蜂和工蜂，它们分工协作、共同维持群体生活的行为属于社会行为．
| 完形填空。 | |||
| In some parts of the world there are large deserts. There are no trees __1___ water there. Travelers must take __2___ and water with them. The only animal who can walk __3___ the desert is the camel. It can go __4___ food and water for a long time, and it can carry heavy loads (担子). People call the __5___"the ship of the desert". The camel is very big. It had one or two humps (驼峰) on its back, short ears and a long __6___. The camel's humps hold fat, and its stomach hold water in twelve deep pockets. Each pocket __7___ a closed mouth and the food does not move with the water. When thecamel ___8__ some water, it can get it out of the __9___. The camel's food is __10___. | |||
| ( ) 1. A. and no ( ) 2. A. grass ( ) 3. A. out of ( ) 4. A. with ( ) 5. A. horse ( ) 6. A. nose ( ) 7. A. has ( ) 8. A. is wanting ( ) 9. A. hands ( ) 10. A. meat | B. any B. food B. into B. to B. elephant B. leg B. thereis B. wanted B. pockets B. bread | C. and C. meat C. in C. without C. cow C. neck C. have C. was wanting C. mouth C. cakes | D. no D. drink D. through D. into D. camel D. mouth D. having D. wants D. nose D. grass and leaves of trees |