Check for Understanding Ecology

What is the study of ecology primarily concerned with?

• The study of political systems

• The study of human psychology and behavior

• The study of relationships between living organisms and their environment

• The study of the Earth's core and geology

Which of the following is NOT a method used in ecological studies?

• Astrology

• Observation

• Experimentation

• Modeling

What are abiotic factors?

• Non-living components such as water, air, and soil

• Species that have been introduced to an ecosystem

• Living components of an ecosystem

• Pollutants in the environment

Which of the following is NOT one of Earth's major systems?

• Hydrosphere

• Atmosphere

• Biosphere

• Cryosphere

What is the difference between weather and climate?

• Weather is the day-to-day conditions of the atmosphere, while climate is the long-term average

• There is no significant difference between the two

• Weather and climate refer to the same atmospheric conditions

• Weather is the long-term average of atmospheric conditions, while climate is the day-to-day conditions

What primarily drives climate change?

• Natural variations in Earth's orbit

• Volcanic eruptions

• Human activities such as burning fossil fuels and deforestation

• Solar flares

What are biomes characterized by?

• Their dominant vegetation and climate

• Their average annual rainfall

• The type of soil found within them

• Their proximity to the equator

Why are estuaries important?

• They are the largest freshwater ecosystems

• They are uninhabited by any form of life

• They provide critical habitat for many species

• They are the primary source of saltwater