Living Environment Regents Questions

Front

What is the role of antibodies in the human body?

Back

Antibodies recognize foreign antigens and mark them for destruction.

Front

What can result from the failure of the human body to maintain dynamic equilibrium?

Back

Disease.

Front

What does the presence of caffeine in different plants suggest about their evolutionary history?

Back

These plants share a common ancestor.

Front

How can the construction of large manufacturing facilities affect ecosystems?

Back

It can increase the demand for resources such as fossil fuels.

Front

What evidence indicates that acid rain negatively affects the Adirondack ecosystem?

Back

There has been a decrease in the variety of fish found in the Adirondack lakes.

Front

Define dynamic equilibrium in the context of human physiology.

Back

Dynamic equilibrium refers to the stable state of internal conditions maintained by the body despite external changes.

Front

What are antigens and how do they relate to antibodies?

Back

Antigens are foreign substances that trigger an immune response; antibodies are proteins that recognize and bind to these antigens.

Front

Explain the significance of biodiversity in an ecosystem.

Back

Biodiversity contributes to ecosystem resilience, stability, and the ability to recover from disturbances.

Front

What are some potential environmental impacts of increased fossil fuel demand?

Back

Increased fossil fuel demand can lead to pollution, habitat destruction, and climate change.

Front

How does acid rain form and what are its effects on the environment?

Back

Acid rain forms from sulfur dioxide and nitrogen oxides in the atmosphere; it can harm aquatic life, soil, and vegetation.