Final review Env Sci DC creek

Front

Which marked letter on the graph above represents the biotic potential of the species?

Back

A

Front

Which of the following best exemplifies global collaboration for a sustainable environment? The Montreal Protocol, The Antarctic Treaty of 1961, The Clean Air Act of 1972, CERCLA (Superfund)

Back

The Montreal Protocol

Front

Which letter in the soil profile represents the region with the greatest concentration of organic material? A, B, C, D, E

Back

A

Front

Which of the following will result in accelerated eutrophication when introduced into streams, lakes, and bays? nitrates, bacteria and viruses, herbicides, acid wastes and salts

Back

nitrates

Front

The country with the highest population density is______

Back

Bangladesh

Front

Natural ecosystems achieve sustainability through -

Back

use of one-way solar energy flow and efficient recycling of nutrients.

Front

Which of the following inter-species relationships is best exemplified by Atlantic Puffins nesting abandoned Rabbit burrows? Mutualism, Amensalism, Predation, Commensalism, Parasitism

Back

Commensalism

Front

High rates of species extinction caused by human activities have taken place at which of the following times in Earth’s history?
Options:
1. At the end of the Permian period
2. All of these
3. During recent times
4. At the end of the Cretaceous period

Back

During recent times

Front

Which of the following identifies the two factors thought to be the most harmful to biodiversity? Depletion of the ozone layer and oil drilling, Global warming and decline in fisheries, Changes in climate and proliferation of endemic species, Destruction of habitat and invasion by non-native species, Acid deposition and increased use of fertilizers for agriculture

Back

Destruction of habitat and invasion by non-native species

Front

An environmentally sustainable society

Back

does not degrade its natural capital, provides its population with adequate and equitable access to resources, does not compromise access of future generations to basic needs, lives off its natural income of renewable resources.