996 past contests
Topic 3 · The gall bladder stores bile produced by the liver
Topic 30 · Riddle: the whale shark, the largest fish, a harmless filter feeder
Topic 3 · Bile is a liver secretion that emulsifies fat
Topic 18 · Essential amino acids cannot be synthesized by the body
Topic 3 · Potassium hydroxide is used to remove co2 in photosynthesis control experiments
Topic 3 · The major difference between c3 and c4 plants is photorespiration avoidance
Topic 23 · Corn tassels are the male reproductive structure that disperses pollen
Topic 10 · Genetic drift is most pronounced in small, isolated populations
Topic 3 · The vertebrate stomach's actual function is food storage
Topic 5 · Pyruvate is the final electron acceptor in lactic acid fermentation
Topic 12 · Riddle: an agroecosystem, the basic unit of agroecology
Topic 34 · True or false: transpiration supplies water for photosynthesis
Topic 34 · True or false: transpiration keeps cells turgid, supporting herbaceous plants
Topic 34 · True or false: transpiration transports mineral ions
Topic 2 · True or false: whether a 0.5 m nacl osmometer shrinks in an isotonic vs. a hypotonic external solution
Topic 2 · True or false: a 0.5m nacl osmometer would shrink in distilled water
Topic 40 · Identifying the producer at the base of a food chain (man-fish-zooplankton-plants)
Topic 8 · The five main groups of seed dormancy treatments
Topic 37 · Conjunctive use of water: simultaneous use of surface and groundwater for irrigation
Topic 50 · Trisomy: a diploid genome with one chromosome present in triplicate