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Identifying Key Provisioning Services

Description: Test your knowledge on identifying key provisioning services provided by ecosystems.
Number of Questions: 15
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Tags: ecosystem services provisioning services natural resources
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Which of the following is NOT a provisioning service provided by ecosystems?

  1. Food

  2. Water

  3. Oxygen

  4. Biodiversity


Correct Option: D
Explanation:

Biodiversity is an ecosystem service that supports the functioning of ecosystems, but it is not a provisioning service directly consumed by humans.

What is the primary source of food for humans?

  1. Plants

  2. Animals

  3. Microorganisms

  4. Minerals


Correct Option: A
Explanation:

Plants are the primary source of food for humans, providing essential nutrients and energy.

Which ecosystem provides the majority of the world's freshwater?

  1. Forests

  2. Oceans

  3. Wetlands

  4. Deserts


Correct Option: A
Explanation:

Forests play a crucial role in the water cycle, capturing and storing rainwater, and releasing it slowly into rivers and streams.

What is the process by which plants convert sunlight into energy?

  1. Photosynthesis

  2. Respiration

  3. Decomposition

  4. Transpiration


Correct Option: A
Explanation:

Photosynthesis is the process by which plants use sunlight, water, and carbon dioxide to produce glucose and oxygen.

Which ecosystem provides a significant portion of the world's timber and wood products?

  1. Grasslands

  2. Tundra

  3. Forests

  4. Deserts


Correct Option: C
Explanation:

Forests are a major source of timber and wood products, which are used in construction, furniture making, and other industries.

What is the process by which plants release water vapor into the atmosphere?

  1. Photosynthesis

  2. Transpiration

  3. Respiration

  4. Decomposition


Correct Option: B
Explanation:

Transpiration is the process by which plants release water vapor into the atmosphere through their leaves.

Which ecosystem is known for its high productivity and ability to support dense populations of organisms?

  1. Oceans

  2. Deserts

  3. Grasslands

  4. Tundra


Correct Option: C
Explanation:

Grasslands are highly productive ecosystems, supporting a diverse range of plant and animal species due to their favorable climate and soil conditions.

What is the primary source of energy for most organisms on Earth?

  1. Sunlight

  2. Wind

  3. Water

  4. Minerals


Correct Option: A
Explanation:

Sunlight is the primary source of energy for most organisms on Earth, captured by plants through photosynthesis and passed up the food chain.

Which ecosystem is characterized by cold temperatures, permafrost, and low biodiversity?

  1. Forests

  2. Grasslands

  3. Tundra

  4. Deserts


Correct Option: C
Explanation:

Tundra is a cold, treeless ecosystem found in the Arctic and Antarctic regions, characterized by permafrost and low biodiversity.

What is the process by which microorganisms break down organic matter into simpler compounds?

  1. Photosynthesis

  2. Respiration

  3. Decomposition

  4. Transpiration


Correct Option: C
Explanation:

Decomposition is the process by which microorganisms break down organic matter into simpler compounds, releasing nutrients back into the ecosystem.

Which ecosystem is known for its high biodiversity and complex food webs?

  1. Oceans

  2. Deserts

  3. Grasslands

  4. Tundra


Correct Option: A
Explanation:

Oceans are the most biodiverse ecosystems on Earth, supporting a vast array of plant and animal species and complex food webs.

What is the process by which plants absorb water and nutrients from the soil?

  1. Photosynthesis

  2. Respiration

  3. Transpiration

  4. Absorption


Correct Option: D
Explanation:

Absorption is the process by which plants take in water and nutrients from the soil through their roots.

Which ecosystem is characterized by high temperatures, low precipitation, and sparse vegetation?

  1. Forests

  2. Grasslands

  3. Tundra

  4. Deserts


Correct Option: D
Explanation:

Deserts are characterized by high temperatures, low precipitation, and sparse vegetation, creating a unique and challenging environment for organisms.

What is the process by which plants release oxygen into the atmosphere?

  1. Photosynthesis

  2. Respiration

  3. Decomposition

  4. Transpiration


Correct Option: A
Explanation:

As a byproduct of photosynthesis, plants release oxygen into the atmosphere.

Which ecosystem is known for its ability to store large amounts of carbon dioxide?

  1. Oceans

  2. Deserts

  3. Grasslands

  4. Forests


Correct Option: D
Explanation:

Forests play a crucial role in carbon sequestration, absorbing and storing large amounts of carbon dioxide from the atmosphere.

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