996 past contests
Topic 43 · Benthic vs pelagic zones distinguished by food sources for organisms
Topic 43 · Benthic vs pelagic zones distinguished by light and temperature
Topic 43 · Benthic vs pelagic zones distinguished by nourishment and resources
Topic 27 · True or false: cilia are used as locomotory organs by protozoa
Topic 30 · Riddle: catfish, a scaleless freshwater fish named for its whisker-like barbels
Topic 27 · True or false: parapodia are used as locomotory organs by protozoa
Topic 27 · True or false: a flagellum is used as a locomotory organ by protozoa
Topic 46 · True or false: during depolarization, positive charge is present on both sides of the fiber
Topic 46 · True or false: during depolarization, negative charge is present on both sides of the fiber
Topic 46 · True or false: during depolarization, negative charge is inside and positive charge is outside the fiber
Topic 24 · Riddle: dispersal, the biological process spreading seeds away from the parent plant
Topic 5 · True or false: green plants produce co2 and water as respiratory products
Topic 14 · True or false: bats excrete their nitrogenous waste as ammonia
Topic 33 · True or false: aquatic animals usually excrete urea directly into their environment
Topic 17 · Antiseptics are safe on living tissue while disinfectants are toxic, used on surfaces
Topic 3 · True or false: photolysis of water occurs on the inner (lumen-facing) side of the thylakoid membrane
Topic 3 · True or false: nadph synthesis occurs on the outer (stromal) face of the thylakoid membrane
Topic 3 · True or false: atp synthesis occurs on the outer (stromal) face of the thylakoid membrane
Topic 5 · Photorespiration: plants taking up oxygen and releasing co2 in the light
Topic 19 · Brown algae (phaeophyceae) use mannitol as reserve food material