#Question id: 9236
#Unit 9. Diversity of Life Forms
Which of the following outcomes is caused by excessive nutrient runoff into aquatic ecosystems?
#Question id: 9237
#Unit 9. Diversity of Life Forms
Which of the following factors causes extremely high levels of toxic chemicals in fish-eating birds?
#Question id: 9238
#Unit 9. Diversity of Life Forms
Which of the following is a consequence of biological magnification?
#Question id: 9239
#Unit 9. Diversity of Life Forms
Why are changes in the global carbon cycle important?
#Question id: 9241
#Unit 9. Diversity of Life Forms
The main goal of sustainable development is to ________.
#Question id: 9244
#Unit 9. Diversity of Life Forms
One characteristic that distinguishes a population in an extinction vortex from most other populations is that