Arthropod Review

What is the most numerous type of animals on Earth?

• Mammals

• Birds

• Reptiles

• Insects

What three characteristics do all arthropods have?

What is the primary function of an exoskeleton in arthropods?

• To aid in digestion

• To support the animal's tissues against gravity

• To enhance sensory perception

• To increase metabolic rate

What is chitin?

• A type of protein

• A long organic molecule made of sugars arranged in layers

• A mineral found in bones

• A type of lipid

What are jointed appendages in arthropods?

• Extensions of an organism's body

• Internal organs

• Types of sensory organs

• Parts of the digestive system

What are segmented bodies?

• Body parts that are divided into similar sections and have each evolved for a different function

• Body parts that are fused together and serve a single function

• Body parts that are randomly arranged and serve no specific function

• Body parts that are identical and serve the same function

What type of circulatory system do arthropods have?

• Closed circulatory system

• Open circulatory system

• Double circulatory system

• Single circulatory system

What is a characteristic feature of the eyes of arthropods?

• Simple eyes

• Compound eyes

• No eyes

• Single lens eyes

Tags

NGSS.MS-LS4-2

How does the heart of an arthropod function in its circulatory system?

• Pumps blood through veins

• Pumps blood into body cavity

• Pumps blood through arteries

• Pumps blood into lymph nodes

Which type of eyes do vertebrates typically have?

• Compound eyes

• Simple eyes

• No eyes

• Multifaceted eyes