Which caste is described as the pale, soft-bodied laborer resembling tiny grains of rice?

Answer

Worker termite

Worker termites are pale, soft-bodied, and the smallest caste, sometimes described as resembling tiny, moving grains of rice when viewed together.

Which caste is described as the pale, soft-bodied laborer resembling tiny grains of rice?
biologyinsectappearancemorphologyTermite