Biology, Invertebrates Pre Assessment

First animals to have sensitive stinging tentacles?

• Cephalopods

• Crustaceans

• Arthopods

• Cnidarians

What type of body plan do sponges have

• asymmetrical

• bilateral

• radial

Examples of bivalves

• Scallops, clams, muscle, oysters

• Octopi, squid

• Snail, slugs

Sponges lack

• Bones, specific body plan, and flagella

• Organs, specific body plan, and tissue

• Organs, specific body plan, and cells

What are Flatworms?

• Acoelomates

• Pseudocoelomate

• Coelomates

Gastropods have an open circulatory system

• True

• False

Types of Cnidarians

• Hydra, portugese man-of-war, sea urchin

• Hydra, portugese man-of war, sea anemones, jellyfish

• Jellyfish, sea anemones, octopi, and squids

Roundworms digest food through what type of digestive system

• 2 way from anus to mouth

• 1 way located by the anterior

• 2 way from mouth to anus

• 1 way located by the posterior

Annelid body plan?

• asymmetrical

• radial

• bilateral

What are annelids?

• acoelomate

• pseudocoelomate

• coelomate