Arthropoda

Front

What are arthropods?

Back

Arthropods are invertebrate animals characterized by an exoskeleton, segmented bodies, and jointed appendages. They include insects, arachnids, crustaceans, and more.

Front

What is molting in arthropods?

Back

Molting is the process by which arthropods shed their exoskeleton to grow. It is a critical phase in their life cycle.

Front

What are the main body sections of an insect?

Back

Insects typically have three main body sections: the head, thorax, and abdomen.

Front

How many pairs of legs do insects have?

Back

Insects have three pairs of legs, totaling six legs.

Front

What is a defining feature of crustaceans?

Back

Crustaceans are characterized by having ten legs and often possess a hard exoskeleton.

Front

What is the significance of antennae in arthropods?

Back

Antennae are sensory organs that help arthropods detect environmental stimuli, such as touch, smell, and taste.

Front

Why are barnacles considered sessile?

Back

Barnacles are considered sessile because they attach themselves permanently to surfaces and do not move once they are attached.

Front

What is the role of mandibles in arthropods?

Back

Mandibles are jaw-like structures used by arthropods for grasping, crushing, and cutting food.

Front

What is the difference between insects and arachnids?

Back

Insects have three body sections and six legs, while arachnids have two body sections and eight legs.

Front

What does it mean for an arthropod to be vulnerable during molting?

Back

During molting, arthropods are soft and defenseless, making them easy targets for predators.