Biodiversity MCQs with Answers

adminJune 10, 2024Last Updated: October 13, 2024

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Welcome to the Biodiversity MCQs with Answers. In this post, we have shared Biodiversity Online Test for different competitive exams. Find practice Biodiversity Practice Questions with answers in Biology Tests exams here. Each question offers a chance to enhance your knowledge regarding Biodiversity.

Maybe one of the most prominent aspects of nature is biodiversity, which encompasses a wide range of forms and kinds of life and ecosystems. Genetic, species, and ecosystem are three domains into which it is classified. Ecosystem diversity is the accumulation of habitats, communities, and ecological processes in a specific area; it may be very important for maintaining the balance of natural systems.

Biodiversity hotspots are areas of exceptionally high endemic species, together with significant habitat loss. Over the years, these areas have been ranked highly in biodiversity conservation due to their holding so much unique organism material. Therefore, conserving biodiversity hotspots is an important step toward maintaining global biodiversity and ecological stability.

It is much more than the number of species. Biodiversity maintains integral services toward survival in the ecosystem, such as clean air and water; crop pollination; and climate regulation. Preserved biodiversity can be protected through strategic conservation providing protected areas, rehabilitating degraded habitats, and implementing more sustainable uses in order to reduce the impact of humans on biodiversity.

Biodiversity conservation forms the basis of the health of the whole web of life on our earth. For a full understanding and conservations of different kinds of biodiversity, it makes sure that ecosystems are well rooted and will continue to reap the benefits in numerous other ways. Being part of such a vision maintains the whole rich tapestry of life in our natural world in safety for generations to come.

Biodiversity Online Quiz

By presenting 3 options to choose from, Biodiversity Quiz which cover a wide range of topics and levels of difficulty, making them adaptable to various learning objectives and preferences. You will have to read all the given answers of Biodiversity Questions and Answers and click over the correct answer.

Test Name: Biodiversity MCQ Quiz Practice
Type: Quiz Test
Total Questions: 40
Total Marks: 40
Time: 40 minutes

Note: Answer of the questions will change randomly each time you start the test. Practice each quiz test at least 3 times if you want to secure High Marks. Once you are finished, click the View Results button. If any answer looks wrong to you in Quizzes. simply click on question and comment below that question. so that we can update the answer in the quiz section.

Biodiversity

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1 / 40

What is the main function of a wildlife corridor?

Provide a space for recreational activities

Isolate populations to prevent interbreeding

Connect fragmented habitats to facilitate species movement

2 / 40

What is the term for species that are found only in specific regions and nowhere else in the world?

Endemic species

Indicator species

Invasive species

3 / 40

What is the purpose of captive breeding programs in conservation?

To breed and raise endangered species in controlled environments

To provide pets for private ownership

To create new hybrid species

4 / 40

Which of the following is a measure of biodiversity that considers the number of different species and their abundance in a given area?

Simpson Diversity Index

Species Richness

Shannon Diversity Index

5 / 40

How does biodiversity contribute to the stability of ecosystems?

More diverse ecosystems are better able to withstand disturbances

Ecosystems with fewer species are more stable

Biodiversity has no impact on ecosystem stability

6 / 40

What is the main threat to marine biodiversity?

Climate change

Overfishing and habitat destruction

Pollution

7 / 40

Which term refers to the variety of different ecosystems in a particular area?

Landscape Diversity

Biome Diversity

Habitat Diversity

8 / 40

Which of the following is an example of an invasive species?

Native wildflowers in a meadow

Zebra mussels in North American waterways

Endangered species in a protected area

9 / 40

Which factor contributes to the loss of genetic diversity in a population?

Large population size

Rapid reproduction

Small population size

10 / 40

What term describes the variety of genetic information within a species?

Ecosystem Diversity

Species Diversity

Genetic Diversity

11 / 40

What is the role of pollinators in maintaining biodiversity?

They are irrelevant to plant reproduction

They facilitate the reproduction of flowering plants

They compete with plants for resources

12 / 40

What is the IUCN Red List?

A list of invasive species

A list of species categorized by their risk of extinction

A list of protected areas around the world

13 / 40

How does biodiversity contribute to ecosystem resilience?

Biodiversity has no impact on ecosystem resilience

Ecosystems with fewer species are more resilient

Diverse ecosystems are more adaptable to environmental changes

14 / 40

What is the term for the interconnected network of all the planet's ecosystems?

Hydrosphere

Lithosphere

Biosphere

15 / 40

What is the term for the gradual change in the composition of species in a given area over time?

Ecological disturbance

Biotic interchange

Ecological succession

16 / 40

What is the term for the number of different species in a particular area?

Species Richness

Species Abundance

Species Evenness

17 / 40

What is the role of corridors in promoting biodiversity conservation?

Isolate populations to prevent interbreeding

Provide recreational spaces for humans

Connect fragmented habitats, allowing species to move and maintain gene flow

18 / 40

What is the Convention on Biological Diversity (CBD)?

A domestic law for protecting endangered species

An international treaty to promote conservation and sustainable use of biodiversity

A treaty for climate change mitigation

19 / 40

What is biodiversity?

The number of species in a single ecosystem

The total biomass in an ecosystem

The variety of life in a given area

20 / 40

What is the primary cause of the decline in amphibian populations worldwide?

Habitat loss and degradation

Climate change

Overhunting

21 / 40

What is the main threat to the Amazon rainforest's biodiversity?

Deforestation for agriculture and logging

Excessive rainfall

Lack of water resources

22 / 40

How does biodiversity contribute to food security?

Diverse ecosystems provide a variety of food sources and genetic resources for crops

Monocultures are more secure for food production

Biodiversity has no impact on food security

23 / 40

What is the term for the variety of different plant and animal species in a given area?

Species Diversity

Habitat Diversity

Ecosystem Diversity

24 / 40

What is the importance of biodiversity in providing ecosystem services?

Biodiversity contributes to essential services like pollination, water purification, and climate regulation

Biodiversity has no impact on ecosystem services

Biodiversity only affects aesthetics in ecosystems

25 / 40

How does biodiversity contribute to cultural and recreational value?

Diverse ecosystems provide opportunities for aesthetic enjoyment and cultural practices

Biodiversity has no cultural value

Only natural landscapes have recreational value

26 / 40

What is the term for the disappearance of a species from its natural habitat?

Extinction

Extermination

27 / 40

What is the term for the variety of ecosystems on Earth?

Biome Diversity

Ecosystem Diversity

Landscape Diversity

28 / 40

Which biome is characterized by low temperatures, permafrost, and a short growing season?

Rainforest

Tundra

Desert

29 / 40

What is the primary driver of coral reef decline globally?

Invasive species

Overfishing

Climate change and coral bleaching

30 / 40

What is the importance of biodiversity in medicine?

Biodiversity has no connection to medicine

Many medicines are derived from plants and other organisms

Medicine is solely based on synthetic chemicals

31 / 40

What is the purpose of a gene bank or seed bank?

To store only seeds of commercially valuable plants

To promote the growth of genetically modified crops

To conserve genetic diversity of plants for future use

32 / 40

What is the main threat to the survival of many primates in the wild?

Overhunting for sport

Habitat loss due to deforestation

Predation by larger mammals

33 / 40

What is the purpose of biodiversity hotspots?

Areas with low biodiversity

Areas with high levels of species endemism and conservation importance

Locations for agriculture expansion

34 / 40

What is the primary cause of the current global biodiversity crisis?

Natural climate fluctuations

Human activities, such as habitat destruction and pollution

Predator-prey relationships

35 / 40

Which biome is characterized by grasses, scattered trees, and a distinct lack of tall trees?

Taiga

Chaparral

Savanna

36 / 40

What is the primary factor influencing the distribution of terrestrial biomes?

Climate, particularly temperature and precipitation

Human activities

Soil composition

37 / 40

What is the term for the total variety of all living organisms on Earth?

Biological Diversity

Genetic Diversity

38 / 40

How does biodiversity contribute to climate regulation?

Plants absorb carbon dioxide and release oxygen, helping regulate the climate

Only large-scale geological processes regulate climate

Biodiversity has no impact on climate regulation

39 / 40

What is the role of keystone species in an ecosystem?

They are only found in tropical ecosystems

They have a disproportionately large impact on the community structure

They are rare and endangered species

40 / 40

What is the main goal of habitat restoration projects?

To return ecosystems to their natural state and enhance biodiversity

To create artificial habitats for specific species

To eliminate all non-native species

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adminJune 10, 2024Last Updated: October 13, 2024

0 23 2 minutes read