What is the most complex ecosystem in the world? select one: a. rainforest b. savanna c. desert d. tundra

Which is not an example of a  cultural  bond found in a nation-state? a. a holiday traditionb. a common religionc. a favorite placed. a shared history

Determine which of the two measurements in each set is lesser.10°f or 20°ca. 10-fb. 20°c

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