In which of the following biomes would one likely find wolf, elk, moose, bear, lynx, beaver, wolverine, and a number of migratory birds?a) tropical rain forest. b) tropical savanna. c) desert. d) boreal and montane forest. e) temperate rain forest.

Which of the following statements is true? a. there is not enough food produced in the world to feed everyone. b. the biggest cause of hunger and malnutrition is the cost of getting food to people who need it most. c. most countries have enough arable land and resources to feed their own population and export a surplus d. malnourishment is only seen in a few countries with very limited food supplies.

Which of the following terms describes the layers of air surrounding the earth ?

17. the soil erosion pictured here is the result of what? a. harvesting renewable resources at a rate greater than the sustainable yield b. a mudslide caused by excessive rains c. harvesting renewable resources at a rate lower than the sustainable yield d. the transition between geologic eras and eons