Most marine animals live near the surface of the ocean because of ________, which supports photosynthesis by marine algae that form the basis of the food chain
A) sunlight B) thermocline
C) warmer temperatures D) air
A
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The two most dominant language families in Africa are
A) Niger-Congo, Altaic. B) Niger-Congo, Afro-Asiatic. C) Nigerian, Arabic. D) Arabic, Persian. E) Afro-Asiatic, Altaic.
Answer the following statement(s) true (T) or false (F)
1. Although there is still some debate about the implications of human induced climate change, climatologists agree that there has been a discernable human influence on global climate. 2. The text defines the ideal as “how we can bring about a more ecological society through governance, mobilization, and the politics of our everyday lives” 3. The Material focuses on how consumption, the economy, science, technology, development, population, and the health of our bodies shape our environmental conditions. 4. According to the text, the ecological dialogue is characterized by how material and ideal dimensions of environment depend upon and interact with each other.
The primary source of mercury in the air is from emissions from coal-fired electric power plants. An EPA regulation that required a reduction of this pollution has resulted in which one of the following?
A. The supreme court ruled that the EPA had to consider the cost to power companies of complying with the ruling. B. The supreme court ruled that the EPA rule was invalid. C. Mercury pollution has increased. D. There has been an increase in the number of coal-fired power plants being built.
Which of the following are pioneer species?
A. Wood warblers B. Lichens C. Starlings D. Humans E. Dandelions