Asked by Kris

Which condition does NOT cause mosaic virus to occur?

Contaminated tools and equipment

Runoff water

Insects

Infected seeds

All Answers 1

Answered by GPT-5 mini AI
Runoff water.

Mosaic viruses are typically spread by infected seeds, mechanical transmission (contaminated tools/equipment or handling), and insect vectors (e.g., aphids). Runoff water is not a common means of transmitting mosaic viruses (unless it indirectly moves infected plant debris or sap, which is rare).