Importance of Biodiversity: Quiz and Study Guide

Question 1

Biodiversity is crucial for a healthy planet. Which of these is NOT a benefit of biodiversity?

Accepted Answer

Increasing vulnerability to natural disasters

Answer

Providing food and clean water

Answer

Regulating climate patterns

Answer

Reducing the spread of diseases

Question 2

Which of the following is NOT a benefit of biodiversity?

Accepted Answer

Regulates climate

Answer

Provides ecosystem services

Answer

Supports livelihoods

Answer

Maintains ecological balance

Question 3

What is the relationship between species richness and ecosystem stability?

Accepted Answer

The relationship can vary depending on the context and specific ecosystem

Answer

Higher species richness generally leads to higher ecosystem stability

Answer

Lower species richness generally leads to higher ecosystem stability

Answer

There is no clear relationship between species richness and ecosystem stability

Question 4

Which of the following statements best describes a potential limitation of establishing protected areas for biodiversity conservation?

Accepted Answer

Protected areas can hinder species' adaptation to changing environmental conditions.

Answer

Captive breeding programs can ensure high genetic diversity within protected populations.

Answer

Education campaigns always lead to reduced threats to biodiversity.

Answer

Habitat restoration is universally beneficial for all species and ecosystems.

Question 5

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

Accepted Answer

Natural disasters

Answer

Habitat destruction

Answer

Pollution

Answer

Climate change

Question 6

Which of the following is NOT an example of a keystone species?

Accepted Answer

Dandelions

Answer

Sea otters

Answer

African elephants

Answer

Polar bears

Question 7

What is the main purpose of the Convention on Biological Diversity (CBD)?

Accepted Answer

To protect and manage biological resources for sustainable use

Answer

To promote scientific research on biodiversity

Answer

To regulate international trade in endangered species

Answer

To establish protected areas for biodiversity conservation

Question 8

What is the primary cause of biodiversity loss globally?

Accepted Answer

Habitat destruction and fragmentation

Answer

Climate change and extreme weather events

Answer

Overexploitation and illegal wildlife trade

Answer

Pollution and chemical contamination

Question 9

What is the specific ecological role of keystone species?

Accepted Answer

They exert a disproportionate influence on their ecosystem relative to their abundance.

Answer

They provide shelter and nesting sites for numerous other species.

Answer

They pollinate plants and disperse seeds, facilitating plant reproduction.

Answer

They are apex predators that control the populations of other species.

Question 10

Define carrying capacity in the context of biodiversity.

Accepted Answer

The maximum population size of a species that an ecosystem can sustain over time without degradation.

Answer

The rate at which a population of a species increases or decreases in a given environment.

Answer

The ability of an ecosystem to recover from disturbances or environmental changes.

Answer

The genetic diversity of a population of a species.

Question 11

Distinguish between genetic diversity and species diversity.

Accepted Answer

Genetic diversity refers to the genetic variation within a species, while species diversity refers to the variety of different species within an ecosystem.

Answer

Species diversity refers to the genetic variation within a species, while genetic diversity refers to the variety of different species within an ecosystem.

Answer

Both terms refer to the same concept, describing the variety of organisms within a given area.

Answer

Neither term is related to the concept of biodiversity.

Question 12

Which international agreement is specifically dedicated to the conservation of biodiversity?

Accepted Answer

Convention on Biological Diversity

Answer

United Nations Framework Convention on Climate Change

Answer

Montreal Protocol on Substances that Deplete the Ozone Layer

Answer

Paris Agreement on Climate Change

Question 13

How does climate change impact biodiversity, and how does biodiversity loss affect climate regulation?

Accepted Answer

Climate change leads to habitat loss, altered species interactions, and increased vulnerability to invasive species, thereby affecting biodiversity.

Accepted Answer

Biodiversity loss, by reducing carbon sequestration, contributes to increased greenhouse gas concentrations, exacerbating climate change.

Answer

Climate change has no impact on biodiversity.

Answer

Biodiversity loss does not affect climate regulation.

Question 14

Which of the following is NOT a key ecosystem service provided by biodiversity?

Accepted Answer

Extraction of non-renewable resources

Answer

Regulation of climate and water cycles

Answer

Provision of food, medicine, and other resources

Answer

Support for tourism and recreation

Question 15

What is considered the primary threat to biodiversity in the United Kingdom?

Accepted Answer

Habitat loss due to urban development and agriculture

Answer

Pollution from industrial activities and transportation

Answer

Climate change leading to altered habitats and species distributions

Answer

Invasive species introduced from other regions

Question 16

What is the primary objective of the United Nations Convention on Biological Diversity?

Accepted Answer

To promote the sustainable use and conservation of biodiversity

Answer

To establish protected areas for endangered species

Answer

To regulate trade in wildlife and plant resources

Answer

To monitor the status of biodiversity and address threats

Question 17

What is the term that describes the interconnected relationships and dependencies between different species within an ecosystem?

Accepted Answer

Food web

Answer

Symbiosis

Answer

Mutualism

Answer

Trophic structure

Question 18

Which of the following is considered a sustainable practice that supports the conservation of biodiversity?

Accepted Answer

Organic farming that promotes biodiversity and reduces chemical use

Answer

Deforestation for agricultural expansion and development

Answer

Excessive use of pesticides that can harm non-target species

Answer

Overfishing that depletes fish populations and disrupts marine ecosystems

Question 19

What term describes the variety of life forms within an ecosystem?

Accepted Answer

Species diversity

Answer

Genetic diversity

Answer

Ecological diversity

Answer

Functional diversity

Question 20

What is the ability of an ecosystem to recover from disturbances known as?

Accepted Answer

Ecosystem resilience

Answer

Species richness

Answer

Ecological balance

Answer

Environmental stability

Question 21

What is the term used to describe the disruption of natural ecosystems by human activities?

Accepted Answer

Anthropogenic disturbance

Answer

Biodegradation

Answer

Bioremediation

Answer

Ecology

Question 22

Which principle underpins the concept of sustainable development?

Accepted Answer

Meeting current needs without compromising future generations' ability to meet their own

Answer

Maximizing economic growth at all costs

Answer

Prioritizing short-term gains over long-term sustainability

Answer

Exploiting natural resources without regard to the consequences

Question 23

What is the primary cause of the decline in global biodiversity?

Accepted Answer

Habitat loss and degradation

Answer

Climate change

Answer

Pollution

Answer

Natural disasters

Question 24

What human activity is the leading cause of biodiversity loss worldwide?

Accepted Answer

Destruction and fragmentation of habitats

Answer

Overuse of natural resources

Answer

Climate change

Answer

Pollution

Question 25

Which of the following is NOT a direct benefit of biodiversity?

Accepted Answer

Increased economic growth

Answer

Provision of food and raw materials

Answer

Maintenance of ecological balance

Answer

Support for livelihoods

Question 26

Which of the following is a primary threat to biodiversity and is often caused by human activities?

Accepted Answer

Habitat loss

Answer

Climate change

Answer

Pollution

Answer

Natural disasters

Question 27

What is the role of keystone species in maintaining biodiversity within an ecosystem?

Accepted Answer

They control the populations of other species

Answer

They are the most numerous species in the ecosystem

Answer

They are the most specialized species in the ecosystem

Answer

They do not interact with any other species

Question 28

How do wild relatives of crops contribute to global food security?

Accepted Answer

Provide genetic diversity for crop improvement

Answer

Serve as a backup food source in emergencies

Answer

Contribute to soil fertility and erosion control

Answer

Have no significant role in agriculture

Question 29

What is the term used to describe the variety of living organisms on Earth?

Accepted Answer

Biodiversity

Answer

Ecosystem

Answer

Habitat

Answer

Biosphere

Question 30

Which of the following is NOT a characteristic of a keystone species?

Accepted Answer

Is common and widespread

Answer

Plays a disproportionately large role in its ecosystem

Answer

Is endangered

Answer

Is a food source for many other species

Question 31

To effectively mitigate threats to biodiversity, which strategy should be prioritized?

Accepted Answer

Addressing threats with the most significant impact on biodiversity

Answer

Addressing each threat to biodiversity separately

Answer

Focusing on threats that are easiest to address

Answer

Ignoring threats to biodiversity that are unlikely to occur

Question 32

What is a primary advantage of genetic diversity within a species?

Accepted Answer

Adaptation to changing conditions

Answer

Increased susceptibility to disease

Answer

Reduced resilience to environmental change

Answer

Increased competition for resources

Question 33

Which of the following is an example of a keystone species?

Accepted Answer

Tiger

Answer

Bacteria

Answer

Earthworm

Answer

Algae

Question 34

What is the significance of the Convention on Biological Diversity (CBD)?

Accepted Answer

It is an international agreement to promote biodiversity conservation

Answer

It is a research organization focused on biodiversity studies

Answer

It is a national park dedicated to protecting endangered species

Answer

It is a type of wildlife sanctuary

Question 35

What is the primary function of the IUCN Red List?

Accepted Answer

To assess the extinction risk of species

Answer

To track changes in biodiversity over time

Answer

To identify species suitable for commercial use

Answer

To determine the economic value of ecosystems

Question 36

How does habitat fragmentation negatively affect the variety of living organisms in an area?

Accepted Answer

Reduces species richness and population sizes

Answer

Increases genetic diversity

Answer

Enhances ecosystem stability

Question 37

How is the United Kingdom involved in the Convention on Biological Diversity?

Accepted Answer

The UK helped create the Convention and has been a member since it started.

Answer

The UK has not signed the Convention.

Answer

The UK recently signed the Convention.

Answer

The UK is not involved in the Convention.

Question 38

Which of the following is not a benefit of biodiversity?

Accepted Answer

Increased vulnerability to natural disasters

Answer

Ecosystem services provision

Answer

Increased agricultural productivity

Question 39

Which ecosystem service is primarily attributed to species diversity?

Accepted Answer

Pollination

Answer

Water purification

Question 40

Which activity poses the greatest threat to biodiversity?

Accepted Answer

Habitat destruction

Answer

Climate change

Answer

Invasive species introduction

Answer

Overexploitation of resources

Question 41

Which of the following is considered an in-situ conservation strategy?

Accepted Answer

Establishing national parks

Answer

Captive breeding programs

Answer

Reintroducing species to their natural habitats

Answer

Cryopreservation of genetic material

Question 42

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

Accepted Answer

Enhanced ability to recover from natural disasters

Answer

Loss of ecosystem services

Answer

Increased vulnerability to pests and diseases

Answer

Reduced resilience to climate change

Question 43

Which of the following is NOT a benefit of biodiversity?

Accepted Answer

Reduced resilience to environmental changes

Answer

Enhanced crop yields

Answer

Improved nutrient cycling

Answer

Increased ecosystem productivity

Question 44

Which human activity poses the greatest threat to biodiversity?

Accepted Answer

Habitat destruction and fragmentation

Answer

Overpopulation

Answer

Deforestation

Answer

Climate change

Question 45

What is the primary cause of habitat destruction and fragmentation?

Accepted Answer

Urbanization, agriculture, and infrastructure development

Answer

Pollution

Answer

Climate change

Answer

Overfishing

Question 46

Why is it imperative to conserve biodiversity?

Accepted Answer

To safeguard essential ecological processes, such as nutrient cycling and pollination, that support human well-being

Answer

It prevents the extinction of unique species

Answer

It ensures a sufficient supply of fossil fuels

Question 47

Which of the following is a key ecosystem service provided by coral reefs?

Accepted Answer

Protection of coastlines from erosion and storm damage

Answer

Manufacturing of goods

Answer

Production of oxygen

Answer

Extraction of minerals

Question 48

How can individuals contribute to biodiversity conservation?

Accepted Answer

Reduce energy consumption, recycle, support sustainable practices, and advocate for conservation policies

Answer

Never use public transportation

Answer

Donate to environmental charities only

Question 49

Which of the following is a significant consequence of biodiversity loss?

Accepted Answer

Reduced resilience to climate change impacts, such as extreme weather events and sea-level rise

Answer

Improved air quality

Answer

Increased urbanization

Answer

Higher fossil fuel consumption

Question 50

What is the significance of genetic diversity in maintaining stable ecosystems?

Accepted Answer

It provides raw materials for adaptation, evolution, and resilience to environmental changes

Answer

It increases the efficiency of photosynthesis

Answer

It reduces the risk of disease outbreaks

Question 51

Which of the following international agreements aims to protect biodiversity and promote its sustainable use?

Accepted Answer

Convention on Biological Diversity

Answer

Kyoto Protocol

Answer

Paris Agreement

Answer

Montreal Protocol