Invertebrates Review

A(n) ___________________ is an animal that does not have a backbone.

• Vertebrate

• Invertebrate

The hard outer covering of an arthropod is called a(n)?

• Skeleton

• Exoskeleton

• Skin

• roof

I am spiny, have a water vascular system with tube feet, radial symmetry, and am called a brittle star.

• Mullosk
• Arthropod
• Echinoderm
• Cnidarian

In what phylum am I?

• Annelid
• Mollusk
• Echinoderm
• Cnidarian

Oysters and other aquatic invertebrates can be seen as the "Canary in a Coalmine" metaphor for ecosystems. Which term best matches the meaning of this metaphor?

• Bioindicator

• Primary Consumer

• Decomposer

• Metamorphosis

ID the insect: ____

ID the term best matching this insect.

• dragonfly

• damselfly

• mayfly

• grasshopper

This type of spider is known for the kind of webs it builds to catch prey.

• Funnel Spider

• Wolf Spider

• Orb Weaver

• Jumping Spider

Which important role do millipedes play in an ecosystem?

• predator/pest control

• decomposer/nutrient cycler

• pollinator

• ecosystem engineer

In many cases, insecticides have stopped being effective because new generations of insects

• developed mutations from the chemicals.

• inherited resistance genes.

• are eaten by predators.

• haven't been exposed to the insecticide.