WebThe buccal cavity, at the anterior of the mollusc, contains a radula (lost in bivalves) — a ribbon of teeth supported by an odontophore, a muscular structure. The radula is generally used for feeding. The ventral foot is used in locomotion. This foot propels the mollusc by utilizing muscular waves and/or cilia in combination with mucus. WebJan 9, 2024 · A bivalve is an animal that has two hinged shells. Examples of bivalves are clams, mussels, oysters and scallops. ... The also breathe by drawing fresh oxygen from …
How do Bivalves obtain food by? - Answers
WebMost species of bivalves are filter feeders. Currents of water are drawn into the body and through the gills, where tiny food particles are caught in the gill mucus. This flow of water also functions in respiration, allowing … WebMay 9, 2013 · And unlike bivalves, which use oxygen as they filter and respire, photosynthetic seaweeds generate oxygen, making for a more oxygen-rich system — provided they are harvested before they die and decompose. Moreover, Chopin believes seaweeds can safely remove toxic substances. how calculated gross and net area
How does the bivalve eat food? - Daily Justnow
WebThe siphon is part of the mantle of the mollusc, and the water flow is directed to (or from) the mantle cavity . A single siphon occurs in some gastropods. In those bivalves which have siphons, the siphons are paired. In cephalopods, there is a single siphon or funnel which is known as a hyponome . The sea snail Nassarius fossatus is a scavenger. WebBivalves have a symmetrical body that includes a mantle cavity, foot (where present), gills, anus, urogenital pores, and inhalant and exhalant chambers. They have paired labial palps in the mantle cavity that are used in feeding. The modified gill is called a ctenidium, and its structure is best explained by the term lamellibranch. WebTwo groups of bivalves have exploited other food sources. These are the shipworms (family Teredinidae) and giant clams (family Tridacnidae). Shipworms are wood borers and are both protected and nourished by the wood they inhabit. They possess ctenidia and are capable … Many burrowing bivalves have shells that are ornamented and colored, near-surfa… symbiosis, any of several living arrangements between members of two different … how calculate dry biomass