Multiple ChoiceWhich of the following best explains how consumers obtain energy originally derived from the sun?17views
Multiple ChoiceWhich of the following is the major biological source of dissolved oxygen in Earth's atmosphere?20views
Multiple ChoiceHow does the tilt of the Earth affect the amount of sunlight received at different locations on the planet?24views
Multiple ChoiceWhich of the following best describes the primary purpose of photosynthesis in plants?23views
Multiple ChoiceWhich disruption in the water cycle would most likely affect photosynthesis in plants?25views
Multiple ChoiceWhich of the following reactions produces the oxygen ($\mathrm{O_2}$) released during photosynthesis?21views
Multiple ChoiceWhich process do plants use to convert sunlight into chemical energy stored as food?21views
Multiple ChoiceHow does water reach the leaves at the tops of the tallest trees against the force of gravity?26views
Multiple ChoiceWhich of the following best describes the difference between Gross Primary Productivity (GPP) and Net Primary Productivity (NPP) in photosynthetic organisms?22views