BHC and DDT act as:

Options

A. carcinogens
B. allergens
C. asthmatic agents
D. All of these

Answer

To determine the action of BHC (Benzene hexachloride) and DDT (Dichloro Diphenyl Trichloroethane), we can follow these steps:

### Step 1: Identify the Compounds
- **BHC** stands for Benzene hexachloride.
- **DDT** stands for Dichloro Diphenyl Trichloroethane.

### Step 2: Classify the Compounds
- Both BHC and DDT are classified as **chlorinated hydrocarbons** or **organochlorides**. This means they contain chlorine atoms attached to hydrocarbon structures.

### Step 3: Understand Their Effects
- Chlorinated hydrocarbons are known for their **fat solubility**, which allows them to accumulate in living organisms and ecosystems.
- These compounds have been shown to have harmful effects on health and the environment.

### Step 4: Identify Health Risks
- Research and studies indicate that exposure to BHC and DDT can lead to severe health issues, including the potential to cause cancer.
- Therefore, they are classified as **carcinogens**, which are agents that can cause cancer.

### Step 5: Conclusion
- Based on the classification and health risks associated with BHC and DDT, the correct answer to the question "BHC and DDT act as:" is **carcinogens**.

### Final Answer:
BHC and DDT act as **carcinogens**.

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