Question

Which of the following is/are factors that pose a great threat to biodiversity?

• A. Habitat destruction
• B. Disturbance and introduction of alien species
• C. Man's interference with nature
• D. All of the above

Answer 1

Answer: (D)

Biodiversity refers to the variety of organisms in an ecosystem. However, the biodiversity of an ecosystem is lost when there is fragmentation of the habitat or invasion by any alien species. The interference of the man with the nature and exploitation of its resources can result in the loss of the biodiversity.

Thus, the correct answer is option D.