On these, the insects cause pale yellow spots, which diminish the quality and the external appearance resulting in the loss of its commercial value.

Lastly, social insects such as ants also cause major problems.

Bad plumbing and insects caused rapid spreading of various diseases.

Additionally, these insects cause a wound when feeding and this may facilitate entry of the infection.

Or sometimes an insect will inject a toxin as it feeds and cause a gall to form.

But there are instances when insects do feed on plants and cause serious damage.

This insect can cause devastating losses in a corn field.

The insects and viruses cause different kinds of damage.

I have high hopes that, over a large number of generations, the wild insects will actually cause the evolution, in the computer, of flowers.

An insect or object in the ear may cause minimal symptoms.