Which phenomenon explains that ‘When a species becomes extinct, the plant and animal species also become extinct that are obligatorily associated with the host species’?(a) Aquaculture(b) Fragmentation(c) Invasion(d) Co-extinctionI have been asked this question in exam.I need to ask this question from Causes of Biodiversity Losses topic in section Biodiversity and Conservation of Biology – Class 12

Which phenomenon explains that ‘When a species becomes extinct, the

1.	Which phenomenon explains that ‘When a species becomes extinct, the plant and animal species also become extinct that are obligatorily associated with the host species’?(a) Aquaculture(b) Fragmentation(c) Invasion(d) Co-extinctionI have been asked this question in exam.I need to ask this question from Causes of Biodiversity Losses topic in section Biodiversity and Conservation of Biology – Class 12
Answer» Right option is (d) Co-extinction Easy explanation: Co-extinction is the phenomenon that tells, when a SPECIES BECOMES extinct, the PLANT and ANIMAL species also become extinct that are obligatorily associated with the host species. If a host is extinct the parasite associated with it is also extinct.

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