AP Biology Photosynthesis — practice questions
20 free MCQs with worked solutions. Tap any question for the answer + explanation, or practice them all in the app.
Practice AP Biology Photosynthesis in the app →Organisms that use light to manufacture their own food are called:Animals, fungi and most bacteria rely on sugars made by others, so they are termed:The light-dependent reactions of photosynthesis take place in the:The Calvin cycle takes place in which part of the chloroplast?Chlorophyll looks green because green light is:Photosynthesis powers roughly what share of Earth's ecosystems?Plant pigments absorb light only in the wavelength range:Within visible light, which colour carries the least energy?The two major classes of photosynthetic pigment in plants and algae are carotenoids and:Besides absorbing light, many carotenoids protect the plant by:The multiprotein complexes embedded in the thylakoid membrane are named:Energy hops from chlorophyll to chlorophyll before reaching the reaction centre, taking about:The flow of hydrogen ions through ATP synthase is called:The three-carbon carbohydrate that carbon dioxide is first fixed into is:How many turns of the Calvin cycle are needed before one G3P leaves it?The coal and petroleum burned today store sunlight captured by photosynthesis roughly:Bacteria that build sugars using energy from inorganic chemicals rather than light are:Light of energy higher than blue damages pigment molecules in a process called:Roughly what share of the oxygen produced in a leaf is used by the leaf's own mitochondria?The light-independent reactions still depend on the light reactions because they need: