True or False: Oxygen most likely accumulated in the atmosphere very gradually after the appearance of photosynthetic organisms, which consume carbon dioxide while manufacturing oxygen
Indicate whether this statement is true or false.
Answer: TRUE
Environmental & Atmospheric Sciences
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The Aboriginal population constitutes roughly what percentage of the population of contemporary Australia?
A) 1% B) 13% C) 70% D) 33% E) 3%
Environmental & Atmospheric Sciences
Which of the following landforms is NOT associated with continental glaciers?
a. esker b. terminal moraine c. horn d. drumlin
Environmental & Atmospheric Sciences
What type of vegetation would you find in a steppe region?
a. hardwood forest b. rainforest c. short grasses d. no vegetation at all
Environmental & Atmospheric Sciences
Trace the conversion of solar energy to other forms through the hydrologic cycle
What will be an ideal response?
Environmental & Atmospheric Sciences