Unit 1 assessment

An atmosphere is___

• a solid layer beneath the Earth's surface
• a type of weather phenomenon
• a layer of gases surrounding a planet
• a collection of stars in the universe

The layers of Earth's atmospheres include

• Lithosphere
• Hydrosphere
• Biosphere
• Troposphere, Stratosphere, Mesosphere, Thermosphere, Exosphere

The Earth's atmosphere works similarly to _____ by trapping heat

(a)  

• Green House
• Refrigerator
• Oven
• Air Conditioner

What is the green house effect?

• The greenhouse effect is the cooling of Earth's surface due to the reflection of sunlight.
• The greenhouse effect is caused by the depletion of ozone in the atmosphere.
• The greenhouse effect refers to the increase in Earth's surface temperature due to volcanic activity.
• The greenhouse effect is the warming of Earth's surface due to the trapping of heat by greenhouse gases in the atmosphere.

What is Global Warming ?

• Global warming is the long-term rise in Earth's average surface temperature due to human activities.
• Global warming is caused solely by volcanic eruptions and not human activities.
• Global warming refers to the cooling of the Earth's surface over time.
• Global warming is a natural cycle that has no impact on climate.

What are Ecosystems?

• Ecosystems are communities of living organisms and their physical environment interacting as a system.
• Ecosystems are only made up of plants.
• Ecosystems are static and do not change over time.
• Ecosystems are solely defined by human activities.

What are the four major ecosystems services?

• Provisioning, regulating, cultural, and supporting services.
• Economic, social, environmental, and technological services.
• Harvesting, conserving, recreational, and industrial services.
• Transporting, filtering, aesthetic, and educational services.

Which of the following is a Provision service provided by ecosystems?

• Water purification
• Air filtration
• Food supply
• Soil erosion control

Which of the following is a Regulating service provided by ecosystems?

• food

• Climate regulation
• Soil formation
• Water purification

Cultural services provide ______ benefits from ecosystems.

(a)  

• non-material
• financial
• physical
• industrial