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Questions and Answers

What is one major role of biodiversity in relation to human nutrition?

  • It decreases food production efficiency.
  • It restricts the availability of food.
  • It guarantees food safety.
  • It provides a variety of food necessary for health. (correct)

What is a consequence of high biodiversity levels on local diets?

  • Lower micronutrient availability.
  • Higher likelihood of foodborne illnesses.
  • Adequate average levels of nutrients. (correct)
  • Decreased food variety.

Which environmental factor is NOT listed as a basic need for living organisms?

  • Air
  • Habitat
  • Food
  • Medical technology (correct)

How can environmental hazards impact human health?

<p>They increase risk for various illnesses. (D)</p> Signup and view all the answers

Which of the following is an example of an illness related to environmental hazards?

<p>Parkinson's disease (A)</p> Signup and view all the answers

What has been found to have a greater impact on human health than medical technology?

<p>Advances in agriculture and sanitation. (B)</p> Signup and view all the answers

What is a consequence of biodiversity loss on human health?

<p>Risk to the balance between health and biodiversity. (B)</p> Signup and view all the answers

What is a potential negative effect of health care facilities on the environment?

<p>They have adverse environmental impacts. (A)</p> Signup and view all the answers

What has been the approximate decrease in vertebrate populations since the 1970s due to human activities?

<p>60% (B)</p> Signup and view all the answers

Which of the following correctly defines biodiversity?

<p>The variability among living organisms from all sources. (C)</p> Signup and view all the answers

What is a consequence of losing biodiversity in an ecosystem?

<p>Deterioration of environmental conditions (D)</p> Signup and view all the answers

What is the predicted percentage decrease in wildlife by the year 2020?

<p>67% (B)</p> Signup and view all the answers

Which of the following is NOT identified as a major threat to biodiversity?

<p>Increased agricultural practices (C)</p> Signup and view all the answers

How might climate change affect biodiversity?

<p>It can lead to permanent loss of species (C)</p> Signup and view all the answers

What essential role does biodiversity play in ecosystems?

<p>It directly contributes to essential goods and services. (D)</p> Signup and view all the answers

What is a primary factor contributing to habitat loss?

<p>Economic land use by humans (D)</p> Signup and view all the answers

What was the human population estimated at in 2018?

<p>7.4 billion (C)</p> Signup and view all the answers

In what way can a high number of golden snails be indicative of agricultural issues?

<p>Their eggs are a pest for rice plants. (D)</p> Signup and view all the answers

The alteration of ecosystems often leads to what outcome?

<p>Decline in species and habitat loss (D)</p> Signup and view all the answers

What role do intact ecosystems play in relation to biodiversity?

<p>They maximize ecosystem productivity and health (D)</p> Signup and view all the answers

Which of the following statements about biodiversity and ecosystems is true?

<p>More biodiversity can predict sustainable life. (A)</p> Signup and view all the answers

What marks the potential beginning of the sixth mass extinction event?

<p>The unprecedented rate of wildlife disappearance. (A)</p> Signup and view all the answers

What human activity is often linked to over-exploitation of species?

<p>Changing consumption patterns (D)</p> Signup and view all the answers

Pollution and contamination primarily affect biodiversity by causing what?

<p>Irreversible damage to species (A)</p> Signup and view all the answers

What is the primary cause of habitat loss and destruction?

<p>Human habitation and land use for economic gains (A)</p> Signup and view all the answers

How does over-exploitation of species typically occur?

<p>Changing consumption patterns of humans (C)</p> Signup and view all the answers

Which of the following has a lasting impact on biodiversity through pollution?

<p>Irreversible damage to species and varieties (A)</p> Signup and view all the answers

What impact does global climate change have on biodiversity?

<p>Leads to permanent loss of species and populations (B)</p> Signup and view all the answers

What can be a consequence of alterations in ecosystem composition?

<p>Potential loss of habitats and species (C)</p> Signup and view all the answers

What aspect of biodiversity do intact ecosystems directly affect?

<p>Functionality and specialization of organisms (B)</p> Signup and view all the answers

Which of the following is NOT a threat to biodiversity?

<p>Ecosystem conservation (D)</p> Signup and view all the answers

What could be a consequence of unmanaged biodiversity loss?

<p>Unpredictable impacts on human health (C)</p> Signup and view all the answers

What is the predicted impact on vertebrate populations by the year 2020?

<p>Decrease by 67% (C)</p> Signup and view all the answers

Which statement best captures the essence of biodiversity?

<p>Biodiversity encompasses various life forms from multiple ecosystems. (D)</p> Signup and view all the answers

What role do diverse species play in an ecosystem?

<p>They increase the resilience of ecosystems against disruptions. (B)</p> Signup and view all the answers

What human activity primarily contributes to the decline in wildlife populations?

<p>Habitat industrialization (D)</p> Signup and view all the answers

How does biodiversity directly contribute to human society?

<p>It provides essential goods and ecological services. (B)</p> Signup and view all the answers

Which of the following best describes the relationship between biotic and abiotic factors in an ecosystem?

<p>Both biotic and abiotic factors are interdependent in ecosystem dynamics. (A)</p> Signup and view all the answers

What is the primary consequence of a decline in biodiversity within an ecosystem?

<p>Increased population of invasive species (B)</p> Signup and view all the answers

How can the presence of a larger number of different species in a specific area be interpreted?

<p>It acts as a predictor of sustainable life and ecosystem resilience. (A)</p> Signup and view all the answers

How does biodiversity contribute to sustainable food production?

<p>By influencing the nutritional composition of food. (C)</p> Signup and view all the answers

What is a significant effect of intensified food production on biodiversity?

<p>It can threaten biodiversity through habitat alteration. (B)</p> Signup and view all the answers

Which of the following is a basic need provided by the environment for living organisms?

<p>Food and habitat (D)</p> Signup and view all the answers

What is a consequence of the current biodiversity loss?

<p>Risk to the balance between human health and biodiversity. (D)</p> Signup and view all the answers

Which of the following illnesses is related to environmental factors?

<p>Asthma (B)</p> Signup and view all the answers

What impact can unsafe drinking water have on human health?

<p>Increases the prevalence of diseases (C)</p> Signup and view all the answers

Which of the following statements reflects the link between biodiversity and nutrition?

<p>Biodiversity ensures a sufficient variety of micronutrients. (A)</p> Signup and view all the answers

What has more impact on human health than medical technology?

<p>Advances in agriculture and sanitation (A)</p> Signup and view all the answers

How does biodiversity influence food production?

<p>It improves the nutritional composition of food. (D)</p> Signup and view all the answers

Which statement accurately describes the relationship between nutrition and biodiversity?

<p>Diversity in food varieties can enhance micronutrient availability. (D)</p> Signup and view all the answers

What role does the environment play in human health?

<p>It provides essential resources for life and can cause diseases. (C)</p> Signup and view all the answers

What is a significant effect of intensified food production practices?

<p>Decreased genetic diversity among crops. (B)</p> Signup and view all the answers

Which of the following illnesses is NOT typically related to environmental factors?

<p>Hereditary diseases (A)</p> Signup and view all the answers

What can be a consequence of lacking basic environmental necessities?

<p>Increased human mortality. (A)</p> Signup and view all the answers

How can the relationship between human health and biodiversity be described?

<p>It is complex and significantly impacts overall well-being. (C)</p> Signup and view all the answers

What is a common consequence of poor sanitation and unsafe drinking water?

<p>Increased risk of various infectious diseases. (C)</p> Signup and view all the answers

What is the primary factor identified as contributing to habitat loss and destruction?

<p>Agriculture and deforestation (D)</p> Signup and view all the answers

Which of the following is a likely consequence of over-exploitation of resources?

<p>Permanent loss of species (C)</p> Signup and view all the answers

What effect can pollution and contamination have on biodiversity?

<p>Leads to irreversible damage to species (A)</p> Signup and view all the answers

How can global climate change affect biodiversity?

<p>Can lead to permanent loss of species and populations (C)</p> Signup and view all the answers

What is a major way that alterations in ecosystem composition can impact biodiversity?

<p>They can lead to species and habitat loss (C)</p> Signup and view all the answers

Which action is likely to help preserve biodiversity?

<p>Regulating land use and promoting conservation (D)</p> Signup and view all the answers

What is a potential outcome of biodiversity loss on ecosystem functionality?

<p>Reduced ecosystem productivity and resilience (D)</p> Signup and view all the answers

Which of the following best describes the relationship between habitat destruction and human activity?

<p>Human habitation often leads to habitat destruction (A)</p> Signup and view all the answers

What is the primary factor contributing to biodiversity loss?

<p>Human industrialization (B)</p> Signup and view all the answers

How does biodiversity impact ecosystem sustainability?

<p>It enhances survival rates against natural disasters. (C)</p> Signup and view all the answers

Which of the following best defines biodiversity?

<p>The variability among living organisms from various ecosystems. (C)</p> Signup and view all the answers

What does the concept of interrelatedness in society, environment, and health emphasize?

<p>They are interconnected and influence each other. (D)</p> Signup and view all the answers

Which statement accurately reflects the trend in vertebrate populations since the 1970s?

<p>They have decreased by 60%. (C)</p> Signup and view all the answers

What role does biodiversity play in agricultural systems?

<p>It can predict agricultural yields. (D)</p> Signup and view all the answers

Which of the following is NOT a consequence of biodiversity loss?

<p>Improved ecosystem resilience. (B)</p> Signup and view all the answers

Flashcards

Biodiversity

The variety of life forms found on Earth, including single-celled organisms, plants, animals and fungi.

Biodiversity Loss

The natural decline of wildlife populations worldwide, primarily caused by human activities.

Ecosystem

A natural system composed of living organisms interacting with each other and their non-living environment.

Biotic and Abiotic Relationship

The interconnectedness of living (biotic) and non-living (abiotic) components within an ecosystem.

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Ecosystem Sustainability

The ability of an ecosystem to maintain itself and its functions over time, resisting disturbances and adapting to changes.

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Species Extinction

The disappearance of species in a specific location that can lead to ecological imbalance and harmful changes in the ecosystem.

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Mass Extinction Event

A significant loss of biodiversity across the globe, possibly leading to the extinction of numerous species.

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Society, Environment, and Health Interrelation

The study of the relationship between society, the environment, and health, recognizing their interconnectedness.

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Ecosystem Disruption

The act of altering the natural balance of an ecosystem.

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Habitat Loss

Loss of species or populations due to changes in their habitat.

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Over-exploitation

Over-harvesting or over-hunting of a species.

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Pollution and Contamination

Introduction of harmful substances into the environment affecting biodiversity.

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Global Climate Change

The gradual warming of the Earth's climate.

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Consequences of Biodiversity Loss

The breakdown of natural processes due to biodiversity loss.

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Biodiversity and Nutrition

Biodiversity is essential for a healthy diet as it provides a wide variety of nutritious foods.

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Biodiversity and Food Production

The relationship between biodiversity and food production is complex, with biodiversity contributing to sustainable food production.

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Nutritional Variation in Foods

Different varieties of the same food can vary in nutritional content, affecting the micronutrient availability in the diet.

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Biodiversity and Nutrient Levels

Maintaining high biodiversity levels is crucial for healthy diets and nutrient availability.

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Intensification and Biodiversity

Intensified agricultural practices, such as irrigation and pesticide use, can negatively impact biodiversity, potentially affecting food production and nutrition in the long run.

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Environment and Human Life

The environment provides essential resources like air, water, food, and habitat for all living organisms, including humans.

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Environmental Hazards and Illness

Environmental hazards like polluted water and poor sanitation are responsible for a variety of infectious diseases.

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Biodiversity Loss and Health

Biodiversity loss can disrupt the intricate balance between human health and the environment, putting both at risk.

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What is biodiversity?

The variety of living organisms on Earth, from single-celled bacteria to giant trees. It includes all the different species of plants, animals, fungi, and microorganisms.

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What is an ecosystem?

A natural system where living things (like plants and animals) interact with each other and their non-living surroundings (like air, water, and soil).

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What is ecosystem disruption?

A change in the natural balance of an ecosystem, often caused by human activities like pollution or habitat destruction.

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What is species extinction?

The loss of species in a specific area, which can lead to a chain reaction of negative changes in the ecosystem.

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How are society, environment, and health connected?

The interconnectedness of society, the environment, and human health, recognizing that changes in one area can impact the others.

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What is a mass extinction event?

A significant loss of biodiversity across the globe, potentially leading to the extinction of many species.

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What is over-exploitation?

Over-harvesting or over-hunting of a species, leading to its decline.

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What is pollution and contamination?

The introduction of harmful substances into the environment, damaging biodiversity and ecosystems.

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Biodiversity Changes?

Changes to biodiversity, like the decline of species or changes in ecosystems, can have unexpected effects on wildlife, marine life, and even humans.

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Human Impact on Ecosystems

Human activities like deforestation, land clearing, and habitat destruction disrupt natural ecosystems, leading to changes in biodiversity.

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Impacts of Biodiversity Loss?

The loss of biodiversity can have drastic consequences, such as disrupting food chains and affecting the overall health of ecosystems.

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Over-exploitation: A Deadly Threat

Over-hunting or over-fishing certain species can lead to their population decline or even extinction, disrupting ecosystems and threatening food sources.

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Pollution's Silent Damage

Pollution and contamination from human activities can have long-lasting impacts on biodiversity, often leading to species decline and environmental damage.

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Climate Change and Biodiversity

Climate change can significantly affect biodiversity by altering temperature, precipitation patterns, and overall environmental conditions, leading to species loss.

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Ecosystem Composition Shift

Changes in ecosystem composition, such as the introduction of invasive species, can have cascading effects on other species and disrupt the balance of the system.

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How does biodiversity impact human nutrition?

The variety of different food sources available due to biodiversity is crucial for a healthy and balanced diet.

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Why is biodiversity important for food production?

Biodiversity is essential for sustainable food production, as it provides a broad range of crops, livestock, and wild foods.

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How is the environment vital for human life?

The environment provides essential resources like air, water, food, and shelter, crucial for human life and health.

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How do environmental hazards affect human health?

Environmental hazards like polluted water and air can cause illnesses like cancer, heart disease, and infectious diseases.

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How is biodiversity loss linked to human health?

Biodiversity loss disrupts the delicate balance between human health and the environment, potentially leading to health problems.

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What are the effects of intensive agriculture on biodiversity?

Intensive agricultural practices like heavy use of fertilizers and pesticides can negatively impact biodiversity, potentially creating long-term problems for food production and human health.

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What's the connection between local diets and biodiversity?

Healthy local diets with diverse food sources contribute to better human health and well-being.

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How are Society, Environment, and Health Interconnected?

The interconnectedness of society, the environment, and human health; changes in one area can impact the others.

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What is Ecosystem Sustainability?

The ability of an ecosystem to maintain itself and its functions over time, resisting disturbances and adapting to changes.

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What is the Biotic and Abiotic Relationship?

The relationship between living (biotic) and non-living (abiotic) components within an ecosystem; how they interact and influence each other.

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Ecosystem Composition Alteration

Changes in species groups or the environment can drastically alter entire ecosystems, affecting species and habitats.

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Ecosystem Function

Healthy ecosystems function best due to the specialized roles of species in nutrient cycling and soil conditions.

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Biodiversity and Human Diet

A wide range of species in an ecosystem contributes to a healthy and balanced diet, offering a variety of nutrients.

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Environment as a Source of Life

Living organisms are reliant on their environment for basic needs like air, water, food, and shelter.

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Environmental Hazards and Health

Environmental hazards, such as polluted water or air, can increase the risk of various illnesses, impacting human health.

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