Columns on the periodic table are called

a. sections

b. periods

c. groups

d. rows

Columns on the periodic table are called C. groups.

science-ocean floors and habitats study guide by volleyballqueen3817 a major advance in ocean-floor mapping. list four sections of the ocean floor. algae that use sunlight to produce their own food through photosynthesis. all of the feeding relationships that exist in a habitat. drying out, predators, find food.