Insects are an important biological resource because they: A. enrich the soil with nitrogen. B. help control weeds and insect pests. C. help control the severity of local flooding. D. prevent soil erosion. E. produce antibiotics.

Option B.

Help control weeds and insect pests.

Explanation:

Insect are the largest group of organisms on Earth. They belong to the phylum arthropoda and class insecta. They have hard exoskeleton, antenna, they have three pairs of legs and their body is divided into head, thorax and abdomen.

Insects are biological resources in that they help control weeds and insects pest.

The insects are use as weed control in that they feed on the weeds i.e they use the weeds as food there by absorbing the nutrients for weeds development, which lead to their inability to survival. Some canivorous insects feed on insects pest i.e use they as food, thereby reducing their harmful effects in the ecosystem.

i think that it is plants