Pesticides PEM

Front

What was the primary contribution of Chavez and Huerta to society?

Back

They worked to improve the lives of agricultural laborers.

Front

What does it mean for pests to be 'plant specific'?

Back

Each pest only eats one particular crop.

Front

Name two examples of pests in agriculture.

Back

Grasshoppers and boll weevils.

Front

What does it mean when a substance is described as 'persistent' in the environment?

Back

It means the substance does not break down or decompose and lasts a long time.

Front

What is biomagnification?

Back

It is the process where the concentration of a substance, such as a pesticide, increases in organisms at each successive level of the food chain.

Front

What is the role of pesticides in agriculture?

Back

Pesticides are used to control pests that threaten crops.

Front

What are the potential environmental impacts of using DDT?

Back

DDT can persist in the environment and accumulate in the food chain, leading to harmful effects on wildlife.

Front

How can the use of pesticides affect non-target species?

Back

Pesticides can harm beneficial insects, birds, and other wildlife that are not the intended targets.

Front

What is the significance of studying the effects of atrazine in corn fields?

Back

Studying atrazine helps understand its impact on ecosystems, particularly through biomagnification.

Front

What are some alternatives to chemical pesticides?

Back

Biological control, crop rotation, and integrated pest management are alternatives to chemical pesticides.