What Is an Insect?: What Are Insects?

The video tutorial explains the common characteristics of insects, such as having six legs and an exoskeleton. It distinguishes insects from arachnids like spiders, which have eight legs. The anatomy of insects is detailed, highlighting their three-part body structure, wings, antennae, and sensory organs. The process of metamorphosis is described, using beetles as an example, to illustrate how insects undergo significant changes during their life cycle.

How many legs do insects typically have?

• 4 legs

• 6 legs

• 8 legs

• 10 legs

What is the main difference between insects and arachnids?

• Insects have 6 legs, arachnids have 8 legs.

• Insects have wings, arachnids do not.

• Insects have antennae, arachnids do not.

• Insects have an exoskeleton, arachnids do not.

What is the hard outer shell of an insect called?

• Exoskeleton

• Endoskeleton

• Carapace

• Shell

Which of the following is NOT a part of an insect's body?

• Abdomen

• Tail

• Thorax

• Head

What is the process called when an insect changes form during its life?

• Transformation

• Evolution

• Metamorphosis

• Adaptation