What are the three subgroups of arthropods?
Arthropods are divided into four major groups:
- insects;
- myriapods (including centipedes and millipedes);
- arachnids (including spiders, mites and scorpions);
- crustaceans (including slaters, prawn and crabs).
What are the subgroups of arthropods?
The phylum Arthropoda is commonly divided into four subphyla of extant forms: Chelicerata (arachnids), Crustacea (crustaceans), Hexapoda (insects and springtails), and Myriapoda (millipedes and centipedes).
What are the 3 main characteristics of all arthropods?
All arthropods posses an exoskeleton, bi-lateral symmetry, jointed appendages, segmented bodies, and specialized appendages.
What arthropods have 3 body sections?
There are three main groups within the Phylum Arthropoda.
- Insects. Insects have three body segments, the head, thorax (middle region) and the abdomen.
- Arachnids. Arachnids are a group of arthropods that include spiders and ticks.
- Crustaceans.
- Centipede.
- Questions.
What are the 3 body segments of an insect?
All adult insects have three body parts: head, thorax and abdomen. The wings and legs are always attached to the thorax.
What are 3 ways the exoskeleton helps an arthropod?
An exoskeleton helps an animals to move, molt, manage internal functions, and manage external functions.
Which arthropods have 3 pairs of legs?
The correct answer is Insecta. Insecta is the arthropod with three pairs of legs.
What type of coelom do arthropods have?
Arthropods are eucoelomate with the coelom formed by schizocoely, but the volume of the coelom is much reduced and usually restricted to portions of the reproductive and excretory systems. Most of the body cavity is an open “hemocoel,” or space filled loosely with tissue, sinuses, and blood.
What is the 3 regions of the body of insects and innumerate each part of the region?
Insect Body Regions: Head, Thorax, and Abdomen.