What do molusks eat?

Many mollusks eat mostly algae. They use the radula to scrape algae off rocks. But larger mollusks have a greater appetite. Snails and slugs eat plants and fruit.

1. What food do mollusks eat?
2. Do mollusks eat meat?
3. Do mollusks eat plankton?
4. What organs do mollusks eat?
5. How do mollusks digest food?
6. Do bivalve molluscs eat zooplankton?
7. Do Vegans eat mollusks?
8. What sea animal eats mollusks?
9. Are all mollusks venomous?
10. What do most zooplankton eat?
11. What do micro mollusks eat?
12. Who eats phytoplankton?
13. What are the three body parts of a mollusk?
14. Which body openings does a mollusk have?
15. What Colour is Mollusca blood?
16. Does a Mollusca have a shell?
17. How do bivalves feed?
18. Do mollusks have a crop?

What food do mollusks eat?

Terrestrial gastropods like snails and slugs eat plants, fungi, and algae, while the vast majority of marine mollusks (including bivalves and other ocean-dwelling species) subsist on plant matter dissolved in the water, which they ingest by filter feeding.

Do mollusks eat meat?

The question here is, what do mollusks eat? Well, depending upon the species and taking their habitat into consideration, they can be plant-eaters, meat-eaters, and even omnivorous. This AnimalSake post elaborates more on the mollusks species and their diet.

Do mollusks eat plankton?

Mollusks eat a variety of organisms (see below). ... - Bivalves – A sub-group of mollusks that includes clams, mussels, scallops and oysters. Bivalves live on the ocean floor and feed on plankton (they are filter feeders). - Gastropods – A sub-group of mollusks, including snails, nudibranchs and abalone.

What organs do mollusks eat?

Many mollusks have an organ called a radula (RAD you lah), which is a flexible ribbon of tiny teeth. The tiny teeth scrape food from a surface, such as the surface of a leaf. A radula may have as many as a quarter-million teeth! Biologists classify mollusks into groups based on physical characteristics.

How do mollusks digest food?

Clams (and all mollusks) have a complete digestive system. ... This means that digestive enzymes break food down into food particles and food molecules within the hollow intestine. Food molecules diffuse or are actively transported into the cells lining the intestine.

Do bivalve molluscs eat zooplankton?

Feeding with wide range of food sources bivalves directly influence not only phytoplankton community but also bacterioplankton and zooplankton commu- nities.

Do Vegans eat mollusks?

Quite simply, both clams and mussels are part of the animal kingdom and are animals. ... In other words, they are also animals, and therefore are not suitable for eating, or in the case of pearls use, by vegans.

What sea animal eats mollusks?

In marine mammals

The walrus eats benthic bivalve molluscs, especially clams, for which it forages by grazing along the sea bottom, searching and identifying prey with its sensitive vibrissae.

Are all mollusks venomous?

Mollusks include snails, octopuses and squids, and bivalves (such as clams, oysters, and scallops). A few are venomous. Cone snails are a rare cause of envenomation among divers and shell collectors in the Indian and Pacific oceans.

What do most zooplankton eat?

Most zooplankton eat phytoplankton, and most are, in turn, eaten by larger animals (or by each other).

What do micro mollusks eat?

Molluscs are a large phylum of invertebrate animals, many of which have shells. Some mollusks consume only algae and ocean plant matter, while others may eat shellfish and even small fish.

Who eats phytoplankton?

Phytoplankton and algae form the bases of aquatic food webs. They are eaten by primary consumers like zooplankton, small fish, and crustaceans. Primary consumers are in turn eaten by fish, small sharks, corals, and baleen whales.

What are the three body parts of a mollusk?

The three main parts of a mollusk's body include a muscular foot, a visceral mass, and a mantle. The three main types of mollusks are gastropods, bivalves, and cephalopods. Gastropods, like slugs and snails, can live on land or in the water.

Which body openings does a mollusk have?

The body is enclosed between two valves (shells), which are opened by a hinge ligament. This wedge-shaped body plan is an adaptation for burrowing in soft sand. The shells are closed and held together by a pair of strong muscles called adductor muscles, located at either end of the shell.

What Colour is Mollusca blood?

Most molluscs have blue blood because their respiratory molecule is hemocyanin, a type-3 copper-binding protein that turns blue upon oxygen binding. Molluscan hemocyanins are huge cylindrical multimeric glycoproteins that are found freely dissolved in the hemolymph.

Does a Mollusca have a shell?

mollusk, also spelled mollusc, any soft-bodied invertebrate of the phylum Mollusca, usually wholly or partly enclosed in a calcium carbonate shell secreted by a soft mantle covering the body.

How do bivalves feed?

Like fish, bivalve mollusks breathe through their gills. As filter feeders, bivalves gather food through their gills. Some bivalves have a pointed, retractable "foot" that protrudes from the shell and digs into the surrounding sediment, effectively enabling the creature to move or burrow.

Do mollusks have a crop?

Crop: a budge of the esophagus of a mollusk. Stomach: digestive cavity of a mollusk. Shell: hard protective covering of a mollusk. ... Excretory pore: opening through which a mollusk excretes its bodily wastes.