Quantrex Quantrex AcademyJEE · NEET · NDA PYQs with solutions Open app
NEET2026BotanyBiodiversity and its ConservationActual

"The Evil Quartet" of biodiversity loss includes which of the following ?

Options

  1. AOver-exploitation; Alien species invasions; Air pollution; Co-extinctions
  2. BHabitat loss and fragmentation; Air pollution; Water pollution; Co-extinctions
  3. CHabitat loss and fragmentation; over-exploitation; Alien species invasions; Co-extinctions
  4. DOver-exploitation; Alien species invasions; Soil pollution; Co-extinctions

Correct answer

C. Habitat loss and fragmentation; over-exploitation; Alien species invasions; Co-extinctions

Step-by-step solution

The term 'The Evil Quartet' is used to describe the four major causes of biodiversity loss. These four causes are: 1. Habitat loss and fragmentation 2. Over-exploitation 3. Alien species invasions 4. Co-extinctions Pollution (air, water, or soil) is not considered one of the four components of 'The Evil Quartet'. Answer: Habitat loss and fragmentation; over-exploitation; Alien species invasions; Co-extinctions

Practice Biodiversity and its Conservation on Quantrex Academy →

More from Biodiversity and its Conservation

Match the following. 2019One of the following statements is incorrect with reference to biodiversity. Identify it. 2016One out of the following is not responsible for biodiversity loss. 2015The total number of biodiversity hotspots in the world are 2014Which of the following statements is not true? 2014Newly formed Biosphere Reserve of India (2013) is 2014India is one of the twelve megadiversity countries with of genetic resources of the world. 2013Assertion : Now-a-days, the biodiversity is declining with an accelerated rate. Reason : Exotic species are considered to be a major cause of extinction of species. 2013 Full Biodiversity and its Conservation list All NEET PYQs