Invertebrates Quiz

What is the primary role of echinoderms in marine ecosystems?

• Pollinators

• Decomposers

• Controlling populations of algae

• Soil health

What is the primary habitat of mollusks?

• Terrestrial only

• Aquatic only

• Both aquatic and terrestrial

• Aerial

Which invertebrate group includes sea stars and sea urchins?

• Mollusks

• Echinoderms

• Arthropods

• Annelids

What have behavioral studies of invertebrates like ants and bees provided insights into?

• Genetic mutations

• Evolution of social structures

• Water-repellent properties

• Fossil records

Which group of invertebrates has spiny skin and radial symmetry?

• Arthropods

• Mollusks

• Echinoderms

• Cnidarians

What are cnidarians, and how do they capture prey?

• They are a type of fish that use fins to catch prey.

• They are a type of bird that uses beaks to catch prey.

• They are a type of invertebrate that uses tentacles with stinging cells.

• They are a type of mammal that uses claws to catch prey.

What size are invertebrates?

• All invertebrates are small.

• Some invertebrates can be quite large.

• All invertebrates are microscopic.

• Invertebrates are always larger than vertebrates.