Chapter 3.1

Multiple Choice

Which of the following best describes a global system within the biosphere?

• A network of living organisms interacting with each other and their environment

• A single organism living in isolation

• A chemical reaction in a laboratory

• A group of rocks found in a mountain

Open Ended

Why is it important to study the biosphere and its global systems?

Multiple Choice

What are the three main methods ecologists use to study the environment?

• Observation, experimentation, and modeling

• Prediction, calculation, and simulation

• Measurement, estimation, and calculation

• Observation, prediction, and simulation

Multiple Choice

Which of the following best describes the main focus of ecology?

• The study of chemical reactions

• The study of interactions between organisms and their environment

• The study of weather patterns

• The study of ancient civilizations

Open Ended

Explain the difference between a population and a community in ecological terms.

Fill in the Blanks

Ecologists use different levels of organization depending on what they are studying. Fill in the blank: The largest level of organization is the

.

Multiple Choice

Which of the following are considered biotic factors?

• Rocks, water, sunlight, temperature

• Birds, trees, flowers, bacteria

• Air, wind, rain, soil

• Algae, fungi, moss, air

Multiple Choice

Which of the following best describes the difference between weather and climate?

• Weather refers to short-term atmospheric conditions, while climate refers to long-term averages.

• Weather refers to long-term averages, while climate refers to short-term atmospheric conditions.

• Weather and climate are the same thing.

• Climate is always colder than weather.

Open Ended

Explain what the main difference between weather and climate is.

Multiple Select

Which of the following are major Earth systems that scientists study to understand global interactions?

• Atmosphere

• Biosphere

• Cryosphere

• Hydrosphere

Multiple Choice

Which of the following statements about Earth's climate zones is correct?

• Polar zones are near the poles and are cold.

• Temperate zones are always warm.

• Tropical zones are near the poles.

• Temperate zones are around the equator.

Open Ended

Describe how Earth's climate zones are distributed geographically and how they differ from one another.

Fill in the Blanks

Earth's major climate zones include

, temperate, and tropical.

Open Ended

Explain how the angle of incoming sunlight affects temperature at different locations on Earth.

Multiple Choice

Which factor is primarily responsible for the existence of seasons on Earth?

• The distance from the Sun

• The tilt of the Earth's axis

• The rotation speed of the Earth

• The shape of the Earth

Multiple Choice

Which of the following statements about the greenhouse effect is correct?

• It causes the Earth to cool down rapidly.

• It traps some heat in the atmosphere, keeping Earth warmer.

• It only affects areas near the equator.

• It is caused by oxygen in the air.

Multiple Select

Select all the factors that contribute to climate change according to scientific consensus.

• Burning fossil fuels

• Deforestation

• Earth's tilt

• Increase in CO₂ concentration

Open Ended

Describe how climate (temperature and precipitation) impacts the boundaries and separation of biomes around the world.

Fill in the Blanks

Biomes are large areas with similar climates and

.

Multiple Choice

Which of the following is the correct order of terrestrial biomes from driest to wettest?

• Deserts, Grasslands, Forests

• Grasslands, Deserts, Forests

• Forests, Grasslands, Deserts

• Deserts, Forests, Grasslands

Multiple Choice

Which of the following biomes can be classified as both cold and dry?

• Tundra

• Polar Desert

• Boreal Forest

• Savanna

Open Ended

How does temperature influence the type of biome found in a region?

Fill in the Blanks

We can use

graphs to show a biome at a glance.

Multiple Choice

Which characteristic is NOT used to classify aquatic ecosystems?

• Salinity

• Depth

• Temperature

• Latitude

Multiple Choice

The biosphere includes all of the following except:

• Land

• Water

• Atmosphere

• Outer space

Open Ended

What is one question you still have about global systems after today's lesson?