Semester 1 Final (Biology)

Front

What is the natural greenhouse effect?

Back

The natural greenhouse effect is the process by which certain gases in Earth's atmosphere trap heat, keeping the planet warm enough to support life.

Front

What are alternative energy sources?

Back

Alternative energy sources are energy sources that are not based on fossil fuels, such as solar, wind, hydroelectric, and geothermal energy.

Front

What is the difference between weather and climate?

Back

Weather refers to short-term atmospheric conditions, while climate is the long-term average of weather patterns over a significant period.

Front

What is a density-independent factor?

Back

A density-independent factor is an environmental factor that affects a population regardless of its density, such as natural disasters like tornadoes.

Front

What is the role of the circulatory system?

Back

The circulatory system is responsible for transporting oxygenated blood throughout the body and returning deoxygenated blood to the heart.

Front

What is the role of the nervous system in the body?

Back

The nervous system controls and coordinates body activities by transmitting signals between different parts of the body.

Front

What are fossil fuels?

Back

Fossil fuels are natural substances formed from the remains of ancient plants and animals, used as energy sources, including coal, oil, and natural gas.

Front

What is solar energy?

Back

Solar energy is energy harnessed from the sun's rays, which can be converted into electricity or heat.

Front

What is deforestation?

Back

Deforestation is the clearing or thinning of forests, often resulting in damage to the quality of the land.

Front

What is the impact of increased carbon dioxide emissions?

Back

Increased carbon dioxide emissions contribute to global warming and climate change by enhancing the greenhouse effect.