Multiple Choice
A major ecological concern, the greenhouse effect, is caused by:
A) the release of heat energy from burning fossil fuels.
B) the release of carbon dioxide from the burning of wood, coal, and oil.
C) the destruction of ozone in the upper atmosphere.
D) overuse of fertilizers in farming.
E) global warming.
Correct Answer:
Verified
Correct Answer:
Verified
Q36: Carbon dioxide is the only greenhouse gas.
Q37: A carnivorous plant, such as a sundew,
Q38: Organisms that produce their own food from
Q39: Horses and cows are primary consumers. True
Q41: In open-water marine ecosystems, the _ occupy
Q43: The first trophic level of an ecosystem
Q44: Deforestation decreases the levels of greenhouse gases
Q45: Carnivores are usually:<br>A)secondary consumers.<br>B)primary consumers.<br>C)autotrophs.<br>D)detritus consumers.<br>E)consumer producers.
Q71: Explain why decomposers and detritus feeders are
Q75: If you were a researcher trying to