Biology Unit 7 Exam Review

What phylum do sponges belong to?

• Platyhelminthes

• Porifera

• Annelida

• Nematoda

Annelids use this to sense for food...

• nemocyst

• coelom

• tentacles

• exoskeleton

What phylum do roundworms belong to?

• nematoda

• porifera

• annelida

• Platyhelminthes

Which of the following is not example of an arthropod?

• insects

• spider

• mites

• snails

Which structure makes roundworms round?

• notochord

• bilateral symmetry

• complete digestive system

• coelom

Which statement about insects diversity is FALSE?

• Bugs life is the best movie about insects ever created

• most insect species have been identified

• insects are the most diverse group of organisms

• insects make up more than 80% of all organisms

All chordates have a ...

• notochord

• chordata

• partial backbone

• bilateral symmetry

Which of the following would be an example of oviparous fertilization?

• Male sea turtles fertilize eggs while they are still inside the female sea turtle.

• Female salmon lay their eggs in gravel nests and then the males will fertilize the eggs.

Majority of fish belong to which group of fish?

• cartilaginous fish

• lobe-finned fish

• ray-finned fish

• hagfish

Which of the following features is NOT an adaptation to water ?

• scales

• eyes

• fins

• swim bladder