Layers of Earth's Atmosphere Quiz
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Questions and Answers

Which layer of Earth's atmosphere contains the ozone layer?

Stratosphere

What causes the rise in temperature in the stratosphere?

Absorption of ultraviolet radiation (UV) radiation from the Sun by the ozone layer

Where do most meteorites burn up upon atmospheric entrance?

Mesosphere

What is the coldest place on Earth?

<p>Mesosphere</p> Signup and view all the answers

In which layer of Earth's atmosphere can the temperature rise as high as 1500 °C (2700 °F)?

<p>Thermosphere</p> Signup and view all the answers

Where does the International Space Station orbit?

<p>Thermosphere</p> Signup and view all the answers

How can increases in precipitation impact the environment?

<p>Increases in precipitation can cause floods and landslides.</p> Signup and view all the answers

What impact can rising temperatures have on monsoon patterns?

<p>Rising temperatures can create droughts for areas that depend on monsoon seasons.</p> Signup and view all the answers

What is the potential consequence of hurricanes increasing in strength due to rising sea surface temperatures?

<p>Hurricanes will become more disastrous for humans in the future.</p> Signup and view all the answers

How does the melting permafrost in the tundra impact human settlements?

<p>Houses are sinking and becoming unstable.</p> Signup and view all the answers

What are the potential gases that could be released due to the melting permafrost?

<p>Carbon Dioxide (CO2) and Methane (CH4).</p> Signup and view all the answers

How have humans impacted the hydrosphere?

<p>Global climate change, water pollution, damming of rivers, wetland drainage, reduction in stream flow, and irrigation.</p> Signup and view all the answers

What happens when volcanoes erupt in terms of interconnection of spheres?

<p>Ash and gases are sent into the air (atmosphere), lava and ash are sent onto surrounding forests (lithosphere) and human habitations (biosphere)</p> Signup and view all the answers

How do hurricanes demonstrate the interconnection of spheres?

<p>Hurricanes sweep across the ocean (hydrosphere) and onto the land (lithosphere), damaging human habitations along the coast (biosphere)</p> Signup and view all the answers

What is an ecosphere and how is it defined?

<p>An ecosphere is a close ecosystem that doesn't rely on matter exchange with any part outside the system.</p> Signup and view all the answers

What components are typically found in an ecosphere?

<p>Shrimp, algae, filtered sea water, decorative shells, sea fans, and lightweight gravel.</p> Signup and view all the answers

How do ecospheres work and what do they contain?

<p>Ecospheres are tiny models of Earth containing air, water (sea water), life (algae, microorganisms, shrimp), and land (gravel, sea fan).</p> Signup and view all the answers

Explain the relationship between algae and shrimp in an ecosphere.

<p>Algae converts carbon dioxide and light into oxygen, which the shrimp breathe while the shrimp consume the algae for survival.</p> Signup and view all the answers

What is the term used to describe the directional change from a less complex to a more complex state in an ecosystem?

<p>Succession</p> Signup and view all the answers

What is the major functional unit of an ecosystem?

<p>Population</p> Signup and view all the answers

What happens to energy flow in an ecosystem when the population exceeds the limits imposed by the ecosystem?

<p>Energy flow and environmental factors are limited.</p> Signup and view all the answers

What are some factors that can cause a sharp decline in population numbers within an ecosystem?

<p>Disease, strife, saturation, low reproduction, and more.</p> Signup and view all the answers

Which stratum in an ecosystem is responsible for the fixation of light and use of simple inorganic substances to form organic complex substances?

<p>Autotrophic stratum (green belts or plants)</p> Signup and view all the answers

What exerts selective pressures on populations in an ecosystem, leading to adjustments or disappearances?

<p>Changes and fluctuations in the environment (exploitation, competition)</p> Signup and view all the answers

What are abiotic components of an ecosystem?

<p>Nonliving elements like water, air, temperature, rocks, minerals, rain, and sunlight.</p> Signup and view all the answers

List some climatic factors that influence an ecosystem.

<p>Temperature, light, air, rainfall, humidity, salinity, and frozen/unfrozen conditions.</p> Signup and view all the answers

Name two inorganic substances that are considered micronutrients.

<p>Iron and manganese.</p> Signup and view all the answers

What are biogenic elements or substances?

<p>Macronutrients and micronutrients.</p> Signup and view all the answers

What do producers in an ecosystem do?

<p>Producers use sunlight to transform carbon dioxide and oxygen into sugars.</p> Signup and view all the answers

What is humus and why is it important?

<p>Humus is the rich source of nutrients obtained after decomposition, containing both organic and inorganic substances.</p> Signup and view all the answers

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