Question

7 Homework Saved Help Arthropods Click on the question mark to change it to a check for all statements that are TRUE or to a blank box for all statements that are NOT TRUE about arthropods. Krill are planktonic shrimp-like crustaceans. Arthropods have a tough exoskeleton made of silica. 2 Barnacles that live attached to surfaces are deposit feeders. The majority of marine arthropods are crustaceans, 2 Copepods are tiny crustaceans very commonly found in the plankton. < Prev 7 of 103 Next >

Answer 1

Krill are planktonic shrimp like crustaceans - True

Krill are shrimp like small crustaceans.They belong to order Euphausiacea.They feed on phytoplankton.

Arthropods have a tough exoskeleton made of silica - False.

Arthropods have a tough chitinous exoskeleton as a protection and to prevent loss of water.

Barnacles that live attached to surfaces are deposit feeders - False

Barnacles are filter feeders (suspension feeders).They feed on the suspended food material through their cirri.

The majority of marine arthropods are Crustaceans - True.

A large majority of the arthropods belong to sea waters.

Copepods are tiny crustaceans very commonly found in the plankton - True.

Copepods are a group of tiny crustaceans.Most of them are planktonic.