What is the legal authority governing: "Where is the coarsest suction strainer screen (typically 20 ..."?

This standard is governed by Core Manual Chapter 9 under the Federal Insecticide, Fungicide, and Rodenticide Act (FIFRA) and 40 CFR Part 171.

What is the passing score for the EPA Pesticide Applicator exam?

The minimum passing score for the National Core Pesticide Applicator Certification exam is 70% (40 CFR § 171.103).

Spray Equipment And Calibration MEDIUM Core Manual Chapter 9

A On the pump intake (suction) line between the spray tank and pump. ✓ OFFICIAL VERIFIED CORRECT ANSWER

B Inside the spray nozzle tip.

C In the tractor fuel tank.

D Behind the pressure gauge dial.

Core Manual Chapter 9

Official Manual Chapter: Chapter 9: Application Equipment

Suction line strainers on the pump inlet use coarse mesh (20-50 mesh) to catch large debris without restricting flow and starving the pump.

Official EPA Core Study Domain Spray Equipment And Calibration