Officially, insects are a class of invertebrates with a three-part body (head, thorax and abdomen), three pairs of jointed legs, compound eyes and one pair of antennae. This description is a

There is a diversity among beings some are very large, while others are microscopic in nature. However, we are always very curious about the classification of the insecticides in the ecological pyramid because there are termed to be the invertebrates having a proper body with all the segments i.e head, thorax, and abdomen well placed to form the structure of the living being.As they are mostly characterized for there small size and very complicated form of morphology, while the insects are found to be living inside the soil and on the plant structures.

Explanation:

Insects are the one who plays the pivotal role in the decomposition of the living beings i.e both plants and animals inside a specific region. While, the insects have the basic feature to cover them selves with a protective layer of proteins,so, they can shield themselves from any degree of harm while living inside the environment.

Holozoic nutrition refers to the regular animal nutrition mode whereas saprophytic nutrition refers to the nutrition mode of fungi and bacteria.

B] nitrogen fixationmight be wrong, so correct me.want extra on your answers? just go on my account and go on questions and answer, or ask in the comments!