Earthworms are detritivores because they primarily feed on dead organic matter. They consume this detritus and break it down into nutrient-rich castings through their digestive processes. Hence, option A is correct.
A fluid feeder is an organism that consumes liquid nutrients, often through specialized structures like proboscises or straw-like mouthparts. For example, mosquitoes.Macrophagous organisms are large predators that feed on relatively large prey or food items. For example, lions.
Microphagous organisms are small consumers that feed on tiny particles or microorganisms, often through filter feeding or grazing. For example, planktonic copepods.
Earthworms are detritivores because they primarily feed on dead organic matter. They consume this detritus and break it down into nutrient-rich castings through their digestive processes. Hence, option A is correct.