Imagine that you are an ecologist who must determine whether an entire biome is being threatened by human activity. What might you do to determine
this?

A. Measure soil pH

B. Examine the biome as a 1x1 meter grid

C. Set up barometers and rain gauges

D. Identify indicator species

Select the correct answer.look at this nineteenth-century illustration of london. which explanation best relates this illustration to changes in britain in the 1800s? a.factory workers in cities lost their livelihood because of the lack of housingb.industrialization narrowed the inccome gap between landowners and workers.c.the migration of workers from rural to urban areas resulted in overcrowded citiesd.the spread of railways allowed farmers to sell produce far from where it was grown.