Quick Answer. It takes between 10 to 12 minutes to completely melt an ice cube on concrete with an ambient temperature of 109 degrees Fahrenheit. Ice melts at different speeds based on a range of factors such as the temperature of the ice, the size of the ice and the ambient temperature. Continue Reading.
Report Abuse. Most bacteria are not producers, they are consumers. Most bacteria are decomposers, though some are parasites. The bacteria that are called cyanobacteria are producers that use photosynthesis. There are also some bacteria that live near deep sea volcanic vents and produce their own food using chemicals for energy.
Consumers are the organisms that cannot make their own food from inorganic compounds. The consumers are dependent on autotrophic organisms or producers or other primary consumer or heterotrophic organisms in an ecosystem. The consumers are subdivided into herbivores, carnivores and omnivores according to their diet.