Invertebrates (2)

Can be found in all sorts of habitats, from the deepest ocean trenches to the tops of the mountain

Important part of the marine ecosystem and play a role in everything from cleaning up the ocean floor to providing food for other animal

Which mollusks is extinct

How many classes does mollusks have

Worm-like, shell-less mollusks with a radula (a rasping tongue like organ for feeding ) but no tentacles.

They live in deep ocean sediments and feed on microscopic organisms

These mollusks have a single, cap-like shell and are thought to be related to an ancient group that gave rise to other mollusks.

They live in deep ocean hydrothermal vents and cold seeps

Also known as chitons, these mollusks have a series of eight overlapping shell plates on their dorsal (back) side.

They live in shallow marine waters and graze on algae

The clams, oysters, mussels, scallops, and other shellfish with two hinged shells.

They live in marine, freshwater, and terrestrial habitats and feed on plankton or by filtering detritus (organic particles) from the water

The largest and most diverse class of mollusks, including snails, slugs, limpets, sea slugs and sea butterflies.

have two pairs of legs per body segment. They are detritivores that feed on decaying organic matter.

have one pair of legs per body segment. They are predatory arthropods that feed on other invertebrates.

____ are an important part of the marine food chain.

They include crabs, lobsters, shrimp, and barnacles.

have ten legs and live in water.

include spiders, scorpions, mites, and ticks.

They do not have antennae.

have eight legs and chelicerae, which are fangs used for feeding.

This is the largest and most diverse class of arthropods, with over a million described species.

Ihave three body parts (head, thorax, and abdomen), sixlegs, and one pair of antennae.

They are found in nearly every habitat on Earth, and they play important roles in pollination, decomposition, and the food chain.