Multiple ChoiceWhich combination of inputs is required for photosynthesis in oxygenic photoautotrophs such as plants?2views
Multiple ChoiceWhy might it be adaptive for stomata to occur mostly (if not entirely) on the undersides of leaves?81views
Multiple ChoiceWhich phrase correctly defines net production efficiency? The amount of energy—68views
Multiple ChoiceWhich of the following are the primary photosynthesizers in terrestrial ecosystems?72views
Multiple ChoiceIn the context of photosynthesis, the carbon that plants incorporate into sugars primarily comes from which source?2views
Multiple ChoiceWhich of the following best explains how consumers obtain energy originally derived from the sun?71views
Multiple ChoiceWhich of the following is the major biological source of dissolved oxygen in Earth's atmosphere?71views
Multiple ChoiceHow does the tilt of the Earth affect the amount of sunlight received at different locations on the planet?93views
Multiple ChoiceWhich of the following best describes the primary purpose of photosynthesis in plants?86views