Relevant Competitive Tests:
Diatomaceous earth is used for making __________?
A. Fertilizers
B. Weedicides
C. Insecticides
D. Fire proof bricksCorrect Answer
Correct Option: D. Fire proof bricks
This question has been verified by the PakPrep community moderation network for competitive examination accuracy.
Subject Overview
Explore thousands of solved past paper MCQs for Biology Mcqs categorized with explanations.
Browse All Biology Mcqs MCQs →