Ecology 101 Answers

The community is the lowest level of the biosphere’s organizational hierarchy to include members of different species.

In general the warmest biomes in the world are found _______.a.at the polesb.in the southern hemispherec.near the equatord.on the western coasts of continents

What distinguishes the savanna and grassland biomes?a.woody plantsb.large predatorsc.seasonal precipitationd.herds of herbivores

Environments are covered with manmade structures like roads, buildings, and sewers. Green spaces such as parks, backyards, and undeveloped lots are scattered in among the developed areas instead of all connected together. Plants and animals have to deal with exposure to toxins from vehicles and loss of habitat and food sources. These are all ways that _______. a.humans have intervened to both manage and manipulate the environment to ensure species survivalb.nonhuman life in an urban ecosystem differs from that in an undeveloped forest ecosystemc.cities have been developed to keep wildlife out of public areasd.humans have impacted the environment and caused wildlife species to become domesticated

The biosphere is best described as the regions of Earth that support _______.a.plant lifeb.animal lifec.all lifed.human life

Identify the biotic factor of an ecosystem from the following:a.soil compositionb.treesc.temperatured.sunlight

In which biome would you be most likely to enjoy leaves changing color in the fall?a.Taigab.Rainforestsc.Desertd.Temperate Forests

Biomes are unique and do not appear more than once on Earth.