Question

In some animal groups, the body is found divided into compartments with serial repitition of at least some organs. This characteristic feature is called ______.

Options

• Segmentation

• Metamerism

• Metagenesis

• Metamorphosis

Answer 1

In some animal groups, the body is found divided into compartments with serial repitition of at least some organs. This characteristic feature is called metamerism.

Explanation:

Metamerism: In some animals, the body is externally and internally divided into segments with a serial repetition of at least some organs. For example, in earthworms, the body shows this pattern called metameric segmentation and the phenomenon is known as metamerism or true segmentation. Metamerism is found in 3 animal phylums–Annelida, Arthropoda and Chordata.