Washington Pesticide Laws and Safety Practice Test 2025 – 400 Free Practice Questions to Pass the Exam

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Question: 1 / 400

What is the role of piscicides?

Control of invasive plant species

Management of pest fish

Piscicides are toxic substances used for controlling or eliminating pest fish in a given habitat. This means their role is not related to the other options provided. Option A is incorrect because piscides do not have any impact on invasive plant species. Similarly, option C is incorrect because piscices are not used for managing rodent populations. Option D is incorrect because piscicides are not used to enhance plant growth but rather they are used to eliminate or reduce pest fish populations. Therefore, option B is the best answer as it correctly describes the role of piscicides.

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Management of rodent populations

Enhancement of plant growth

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