Question

insects from the largest class of animal living on land and sea they are grouped into????​

Answer 1

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Insects are the largest and most diverse group of organisms on Earth. There are approximately 30 orders with the number of described species reaching nearly 1 million. ... These phenomenal creatures constitute about 75% of all described animal species and are incredibly abundant, yet abundantly overlooked.

Answer 2

Answer:

it is arthropods ( if anybody deletes my answer first check on net and if deleted, i will be not pleased at all as this is the right and most perfectly explained answer)

Explanation:

search on net

The arthropoda characteristics are mentioned below:

The body is triploblastic, segmented, and bilaterally symmetrical.

They exhibit organ system level of organization.

The body is divided into head, thorax, and abdomen.

Their body has jointed appendages which help in locomotion.

The coelomic cavity is filled with blood.

They have an open circulatory system.

The head bears a pair of compound eyes.

The exoskeleton is made of chitin.

The terrestrial Arthropods excrete through Malpighian tubules while the aquatic ones excrete through green glands or coaxal glands.

They are unisexual and fertilization is either external or internal.

They have a well-developed digestive system.

They respire through the general body surface or trachea.

They contain sensory organs like hairs, antennae, simple and compound eyes, auditory organs, and statocysts.