Email: bbcnoun@gmail.com Whatsapp: 08131667008 BIO102 Question: In bryophytes the gametophyte anchors to the soil either unicellular or multicellular filaments called Answer: Rhizoids Question: Metamerically body segmentation is found in which phylum? Answer: Annelida Question: One of these is a class of the phylum mollusca Answer: Cephalopoda Question: The width of mature earthworm is Answer: 3-5 mm Question: The length of female Ascaris lumbricoides is Answer: 25-40 cm Question: The length of male Ascaris lumbricoides is Answer: 15-30 cm Question: Echinodera are minute worm like marine animals, usually Answer: Diecious Question: The anterior sucker in platyhelminthes act as auctorial organ for Answer: Adhesion and ingestion Question: Clitellum lying about 20 mm behind the anterior extremity play an important part in Answer: Reproduction Question: The phylum annelida has well developed - blood vascular system Answer: Closed type Question: Mucus in earthworm act as - for plastering the walls of the burrow Answer: Cement Email: bbcnoun@gmail.com Whatsapp: 08131667008