1)most of the energy available to a consumer trophic level is used by organisms for?a) performing photosynthesis b)respiration,movement,and reproduction c) producing inorganic chemical compounds d) transfer to the next trophic level
2)which is not an adaption that organisms have for living in flowing water?a)streamlined bodies b)hooks c)suckers d) tentacles
3)which of the following would no be a limiting factor related to population densiy?a)the eruption of a volcano b)predator/prey relationships c)parasitism and disease d) s struggly for food,water,space,or sun light
4)some scientists think that global warming may be?a)melting the polar ice caps b) a natural variation in climate c)a result of human activities d) all of the above
5)the movemnts of energy and nutrients through living systems are differnt becas?a)nutrients flow in 1 direction and enerdy recycles b)enrgy flows in one direction and nutrients recycle c)energy is limited in the biosphere and nutrients are always
Tags: