Problem 63 - Arihant Objective Approach to Organic Chemistry for IIT JEE and NEET all Medical Entrances Part 4

Question

\(\mathrm{BHC}\) is used as an: (a) insecticide (b) disinfectant (c) mosquito repellent (d) antiseptic

Step-by-Step Solution

Answer

(a) insecticide

Step 1: Understand the Question

The question is asking what BHC (Benzene Hexachloride) is used as. This typical question might link to uses in agriculture, medicine, or household products.

Step 2: Recall Chemical Uses

BHC is a known chemical compound, and it is essential to remember its primary applications. In the context of options provided, remember that it is commonly used as an agricultural chemical.

Step 3: Match Uses with Options

Given the options: (a) insecticide (b) disinfectant (c) mosquito repellent (d) antiseptic Note that BHC is most widely used in agriculture to kill pests and insects.

Key Concepts

Insecticides

Insecticides are chemicals used to control insects by killing or deterring them from damaging crops and environments. They are a crucial component in pest management strategies to enhance agricultural productivity.
Benzene Hexachloride (BHC) is a well-known example of an insecticide. It is effective against a wide range of pests, making it popular among farmers for protecting crops from insects that could cause extensive damage. Using insecticides like BHC helps in:

• Protecting crops from pests and increasing yields.
• Reducing the transmission of insect-borne diseases.
• Keeping food supplies stable.

When implementing insecticides, it's critical to adhere to guidelines to minimize potential environmental impact and human health risks.

Agricultural Chemistry

Agricultural chemistry involves the study of chemical compositions and changes occurring during the growth, protection, and processing of plants and animals. It plays a vital role in improving agricultural productivity by developing solutions like fertilizers, pesticides, and herbicides to manage soil nutrients and pests.
BHC (Benzene Hexachloride) falls within this field as a chemical designed to aid in the control of insect populations in agriculture. It helps maintain crop health and production efficiency. Agricultural chemistry focuses on:

• Developing safe and effective pesticides like BHC.
• Increasing crop yields and food security.
• Enhancing soil health and fertility.

This area of science ensures the sustainability and safety of food supply chains while minimizing adverse environmental effects.

Pesticide Applications

Pesticide applications refer to how chemical agents like insecticides, herbicides, fungicides, and others are used in agriculture to control pests that threaten crop production. The method of application and precise calibration are essential for effectiveness and safety.
BHC is applied in specific formulations and dosages to control pest populations reliably. Key considerations in pesticide applications include:

• Formulating pesticides to target specific pests while avoiding harm to non-target species.
• Timing and method of application to maximize efficacy and minimize resistance.
• Adhering to safety protocols to protect workers and consumers.

Proper pesticide application strategies contribute to efficient agricultural operations and sustainable pest management practices.