Environmental Studies ยท Biology

Ecology and Biodiversity

1,739 Questions

Ecology and biodiversity are vital topics in environmental studies, covering ecosystem structures, species diversity, and environmental impacts. These concepts are frequently tested in competitive examinations for civil services and state selections. The questions cover carrying capacity, ecological succession, and conservation fundamentals.

Species richness measurementTypes of ecological diversityBiome distribution factorsCarrying capacity conceptEcosystem servicesEnvironmental Impact Assessment

Ecology and Biodiversity Questions

Multiple choice

Which natural environment has been consistently linked to improved mental health and well-being?

  1. Urban Parks

  2. Coastal Areas

  3. Mountainous Regions

  4. Deserts
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Coastal areas, with their combination of natural beauty, fresh air, and the sound of waves, have been consistently associated with improved mental health and well-being.

Multiple choice

What is the term used to describe the idea that humans are part of nature and should live in harmony with the natural world?

  1. Biocentrism

  2. Ecocentrism

  3. Anthropocentrism

  4. Deep Ecology
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Deep ecology is a philosophical movement that emphasizes the interconnectedness of all living things and the importance of living in harmony with the natural world. It rejects the idea of human superiority over nature and advocates for a more holistic and respectful approach to the environment.

Multiple choice

What is the term used to describe the ability of an alpine ecosystem to recover from disturbances?

  1. Resilience

  2. Resistance

  3. Stability

  4. Vulnerability
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Resilience is the ability of an ecosystem to recover from disturbances and maintain its structure and function.

Multiple choice

Which of the following is NOT a factor that contributes to the resilience of alpine ecosystems?

  1. Biodiversity

  2. Climate variability

  3. Human activity

  4. Soil fertility
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Human activity is a major driver of change in alpine ecosystems, and can negatively impact their resilience.

Multiple choice

How does biodiversity contribute to the resilience of alpine ecosystems?

  1. It provides a buffer against environmental change.

  2. It increases the efficiency of nutrient cycling.

  3. It promotes the formation of stable soil structure.

  4. All of the above
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Biodiversity contributes to the resilience of alpine ecosystems in a number of ways, including providing a buffer against environmental change, increasing the efficiency of nutrient cycling, and promoting the formation of stable soil structure.

Multiple choice

What is the term used to describe the ability of an alpine ecosystem to resist disturbances?

  1. Resilience

  2. Resistance

  3. Stability

  4. Vulnerability
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Resistance is the ability of an ecosystem to resist disturbances and maintain its structure and function.

Multiple choice

What is the term used to describe the ability of an alpine ecosystem to adapt to disturbances?

  1. Resilience

  2. Resistance

  3. Stability

  4. Vulnerability
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Stability is the ability of an ecosystem to adapt to disturbances and maintain its structure and function.

Multiple choice

What is the term used to describe the ability of an alpine ecosystem to recover from disturbances?

  1. Resilience

  2. Resistance

  3. Stability

  4. Vulnerability
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Resilience is the ability of an ecosystem to recover from disturbances and maintain its structure and function.

Multiple choice

What is the term used to describe the ability of an alpine ecosystem to adapt to disturbances?

  1. Resilience

  2. Resistance

  3. Stability

  4. Vulnerability
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Stability is the ability of an ecosystem to adapt to disturbances and maintain its structure and function.

Multiple choice

Wetlands are considered to be one of the most important ecosystems on Earth because they:

  1. Provide habitat for a variety of organisms

  2. Help control floods and filter water

  3. Store carbon and release oxygen

  4. All of the above
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Wetlands are considered to be one of the most important ecosystems on Earth because they provide habitat for a variety of organisms, help control floods and filter water, and store carbon and release oxygen.

Multiple choice

What is the term used to describe the ability of an ecosystem to recover from disturbances?

  1. Resilience

  2. Sustainability

  3. Biodiversity

  4. Carrying capacity
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Resilience is the term used to describe the ability of an ecosystem to recover from disturbances.

Multiple choice

What is the term used to describe the ability of an ecosystem to maintain its balance and stability?

  1. Resilience

  2. Sustainability

  3. Biodiversity

  4. Carrying capacity
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Resilience is the term used to describe the ability of an ecosystem to maintain its balance and stability.

Multiple choice

Which of the following is an example of an ecosystem service?

  1. Clean air

  2. Water purification

  3. Pollination

  4. All of the above
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Ecosystem services are the benefits that humans derive from ecosystems, such as clean air, water purification, pollination, and many others.

Multiple choice

What is the ecological significance of permafrost?

  1. It supports a unique ecosystem adapted to cold temperatures

  2. It stores large amounts of carbon and methane

  3. It regulates the global climate

  4. All of the above
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Permafrost plays a crucial ecological role by supporting unique ecosystems, storing carbon and methane, and regulating the global climate.

Multiple choice

What is the term used to describe the variety of life found in marine ecosystems?

  1. Marine biodiversity

  2. Oceanic diversity

  3. Aquatic life

  4. Sea life
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Marine biodiversity encompasses the wide range of species, habitats, and ecological processes found in marine environments.