What are the requirements of an insect?

Class Hexapoda (Insecta) Insect Characteristics Most adult insects have the following characteristics: A body divided into three parts (head, thorax and abdomen) Three pairs of legs. Usually one pair of antennae and a pair of compound eyes (a few exceptions to these characteristics are found)

What does an insect need to be an insect?

Insects have a chitinous exoskeleton, a three-part body (head, thorax and abdomen), three pairs of jointed legs, compound eyes and one pair of antennae. Their blood is not totally contained in vessels; some circulates in an open cavity known as the haemocoel.

What are five basic characteristics of most insects?

Terms in this set (5)

  • An insect has a hard. outer skeleton (exoskeleton).
  • It has a 3-part body: head, thorax, abdomen.
  • It has 6. legs.
  • It has antennae. on its head.
  • Most have 2 pairs. of wings. Not all insects fly.

What do all insects have?

Insects have six legs and two antennae, and their body is made up of three main regions: head, thorax, and abdomen. They have an exoskeleton that contains sense organs for sensing light, sound, temperature, wind pressure, and smell.

What are the 10 characteristics of insects?

Characteristics of Insect Class Insecta

  • These are tracheated arthropods.
  • It possesses 3 pairs of jointed legs.
  • Body is segmented.
  • Insect body is divided into 3 regions viz., head, thorax and abdomen.
  • It possesses a pair of compound eyes & antennae.
  • Two pairs of wings are present in adult stage.

What are the seven reasons that insects are most successful?

In brief, these attributes include an exoskeleton, small body size, the ability to fly, a high reproductive potential, complete metamorphosis, and adaptability in an ever-changing environment.

What do insects feed on?

Some insects eat grass and leaves. Other insects each mushy food like soft, decaying garbage. Still other types of insects eat only liquids. Many insects such as mosquitos, bees, and butterflies siphon their food.

What are economic importance of insects?

Insects are important for pollinating crops we use for food, as a food source themselves in some countries, and decomposing dead material to recycle nutrients. Insects are also important because of the damage they can cause to humans. Some insects spread disease; others can decimate our food supply.

Do insects have brains?

Understanding Insect Brains Insects have tiny brains inside their heads. They also have little brains known as “ganglia” spread out across their bodies. The insects can see, smell, and sense things quicker than us. Their brains help them feed and sense danger faster, which makes them incredibly hard to kill sometimes.

How many eyes do insects have?

Most adult insects have two compound eyes, just like we humans have two eyes. Both kinds of insect eyes–ocelli and compound eyes– function to detect light and movement, just like our eyes.