Tutorspoint assists students with Phylactneophora Platyhelminthes Aschelminthes Assignment Help Define Phyla Ctneophora, Platyhelminthes and Aschelminthes Phylum Ctneophora: 1. Commonly known as sea walnuts or comb jellies, exclusive marine habitats, radial symmetry body shape 2. Diploblastic animals with tissue level organization 3. Presence of eight external rows of ciliated comb plates which serve the purpose of locomotion…


Biogeochemical Cycles Description: Biogeochemical cycles are cycles which combine both biotic and abiotic components of our planet through the aid of various cycles namely – water cycle, nitrogen cycle, carbon cycle and oxygen cycle. Since these cycles are inter-dependent, instability of these cycles tend to damage the life on our planet earth.   Biogeochemical Cycles Water…


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Tutorspoint offers PhylaMollusca Echinodermata and Hemichordata Assignment Help, Homework help, Essay writing help to students. Phylum Mollusca 1.      Second largest phylum in the animal kingdom 2.      Terrestrial or aquatic, triploblastic with organ level organization, bilaterally symmetrical and coelomate animals 3.      Body is covered with calcareous shell. Anterior head region has sensory organs called the tentacles…


Transport of Substances in Plants: Transportation of water and minerals from the soil to leaves is an important step in the process of photosynthesis. This transported water along with carbon dioxide and sunlight helps leaves to prepare their food in the form of glucose. This glucose is utilized by most of the living cell to…