Bioremediation has been particularly effective in marine ecosystems in the clean-up of:

A. heavy metals.

B. hydrocarbons.

C. thermal effluents.

D. pesticides nitrates.

Which of the following empires did not invade India during its history? Huns Persians Romans Greeks

What is the pattern to plate boundaries

The area of the balkan countries is frequently plagued by ethnic conflict that generates what among the nations

Assig Which of the following pieces of information would likely be found on an economic activity map? . A. distribution of mineral deposits Cald B. land elevations annual precipitation D climate zones

Reptiles can reproduce on land, while amphibians need water to reproduce. true/false

Which of the following terms describes a family structure headed by a woman?

Which of these is a renewable resource? a. coal b. cotton c. copper d. petroleum

What are the classifications for the six major land areas on earth?

Which of the following European countries is one of the top three leading exporters in the world? A) United Kingdom B) Germany C) Spain D) France

Fault lines are: the crust of the lithosphere that has fractured along plate boundaries and ridges the crust of the athenosphere that has fractured along plate boundaries and ridges the crust of the biosphere that has fractured along plate