Worms example sentences

Protonephridia or flame cells are the excretory structures in Platyhelminthes (Flatworms, e.g., Planaria), rotifers, some annelids and the cephalochordate – Amphioxus.The soil is also affected by impure water, causing changes in acidity, growth of worms, etc.The internal parasites like worms, affect stomach and intestine while flukes damage the liver.It also kills the Earthworms which are instrumental in making the rich humus.Compost is also prepared by using earthworms to hasten the process of decomposition of plant and animal refuse.Why does the loosening of soil allow the roots to breathe easily? The loosened soil helps in the growth of earthworms and microbes present in the soil.The first three are derived from the crops grown in the soil, the latter is obtained from cocoons of the silkworms fed on green leaves specially mulberry.The teacher thundered, “You have tasted two worms already.The teacher explained that silk is obtained from silk worms that are bred on Mulberry trees.Silk is produced through the cultivation of silk worms in parts of Bihar and Assam.Rearing of silk worms for the production of silk fibre is known as sericulture.Nephridia are the tubular excretory structures of earthworms and other annelids.