객관식
Which of the following statements about malonic acid is correct?
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1. Intro to General Chemistry
Chemical Properties
객관식
Which of the following best describes a pesticide?
A
A nutrient added to soil to promote plant growth.
B
A preservative used to extend the shelf life of food products.
C
A natural compound produced by plants for photosynthesis.
D
A chemical substance used to kill or control pests such as insects, weeds, or fungi.
검증된 단계별 안내1
Understand the definition of a pesticide: it is a chemical substance used to kill or control pests such as insects, weeds, or fungi.
Review each option and compare it to the definition of a pesticide:
Option 1 describes a nutrient added to soil, which is related to fertilizers, not pesticides.
Option 2 describes a preservative for food, which is unrelated to pest control.
Option 3 describes a natural compound for photosynthesis, which is a plant process, not pest control.
Conclude that the correct description of a pesticide is a chemical substance used to kill or control pests such as insects, weeds, or fungi.
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