Quiz  /  Biodiversity and Conservation Class 10 MCQ Questions With Answers...

  • 1. 
    The number of different species and the abundance of each species in a biological community.

  • genetic diversity
  • ecosystem diversity
  • extinction
  • species diversity

  • 2. 
    _______ happens when fertilizers, animal waste, sewage or other substances rich in nitrogen and phosphorus are lost into waterways causing excessive algae growth.

  • Eutrophication
  • Introduced species
  • Biological Augmentation
  • Nonrenewable Resource

  • 3. 
    #1 cause of Biodiversity Loss is

  • Habitat loss
  • pollution
  • invasisve species
  • poaching/overharvesting

  • 4. 
    Species that are only found in a specific geographic area are _______.

  • Introduced species
  • Local species
  • Endemic
  • Biodiversity hot spot

  • 5. 
    Able to function through environmental change

  • Resistant
  • Resilient

  • 6. 
    Which type of organism dwarfs all others in terms of species diversity?

  • plants
  • mammals
  • insects
  • protists

  • 7. 
    A region that includes tigers, eagles, lizards, fish, rabbits, and many other types of organisms would be described as having a high level of

  • taxonomic diversity
  • genetic diversity
  • ecosystem diversity
  • species diversity

  • 8. 
    In the United States, what is the major law that protects biodiversity?

  • Convention on Biological Diversity
  • Endangered Species Act
  • U.S. Fish and wildlife service
  • Species Survival Plan

  • 9. 
    Likely to become endangered soon through all or part of its range

  • Endangered
  • Threatened

  • 10. 
    Which is the most direct way in which biodiversity can provide a source of income?

  • medicines
  • ecotourism
  • research
  • agriculture

  • 11. 
    U.S. law that protects biodiversity, passed in 1973

  • CITES
  • Convention on Biological
  • Endangered Species Act

  • 12. 
    At serious risk of extinction

  • Endangered
  • Threatened

  • 13. 
    A species that is at serious risk of extinction is called a(n)

  • threatened species
  • invasive species
  • endangered species
  • extirpated species

  • 14. 
    One way that zoos and aquariums help increase wildlife populations is through

  • captive breeding program
  • international biodiversity treaties
  • conservation concessions
  • wildlife corridors

  • 15. 
    What is the variety of genes present?

  • bidiversity
  • species diversity
  • extinction
  • genetic diversity

  • 16. 
    By far, the biggest cause of biodiversity loss today is

  • climate change
  • over harvesting
  • habitat change and fragmentation
  • pollution

  • 17. 
    Events when extinction rates far exceed the normal background rate

  • Background Extinction
  • Mass Extinction
  • General Extinction

  • 18. 
    Conservation organizations raise
    money to pay off a nation’s debt in return for improved conservation measures.

  • Debt for nature swap
  • conservation concession
  • Economic assist
  • Both A & B

  • 19. 
    Raising and breeding organisms in controlled conditions, such as zoos or aquariums

  • cloning
  • SSP (Species Survival Plan)
  • Captive Breeding
  • Both A & B

  • 20. 
    Which of the following represents single-species approaches to protecting biodiversity?

  • building of wildlife corridors
  • selling conservation concessions
  • captive breeding and cloning
  • mapping biodiversity hotspots

  • 21. 
    High levels of biodiversity tend to

  • have little to no effect on ecosystems
  • decrease an ecosystem's resistance
  • make an ecosystem less resilient
  • increase the stability of an ecosystem
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