Exam 15: Marine Animals

What would be one thing that humans could do in terms of caring for the ocean according to National Geographic Explorer Brad Norman?

What do squid use as a decoy defense mechanism?

Which marine reptiles make long migrations to lay eggs on the very same beach they hatched from?

Some mollusks are segmented, indicating a common ancestor with annelids.

What percentage of all living and fossil animals are invertebrates?

What is considered the most primitive true animal?

What comprises an arthropod's exoskeleton?

What are the stinging cells present in cnidarians?

Sharks and rays tend to be larger than bony fish.

Cnidarians exhibit bilateral symmetry, an advancement from the phylum Porifera.

What makes up the greatest biomass of any species on Earth?

What is the term for vertebrates who have a skeleton made of cartilage?

Which phylum has the most number of species?

What is an invertebrate chordate?

Which animal is considered to be a suspension feeder?

Coral and barnacles are both arthropods due to their hard outer exoskeletons.

Which phylum is found exclusively in marine habitats?

Schooling behavior makes normally small fish appear like a large organism from a distance.

What is the transitional organism from invertebrates to vertebrates?

What order has the most living bony fish species?