ECOLOGY
ORGANISMS AND THE ENVIRONMENT
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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One indicator that biodiversity in an ecosystem is decreasing is-
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A decrease in annual rainfall and temperature
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A decrease in the number of different species in the area
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A decrease in the number of tourists visiting the area
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Fewer sightings of coyotes and bobcats
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Explanation:
Detailed explanation-1: -Biodiversity, or the variety of all living things on our planet, has been declining at an alarming rate in recent years, mainly due to human activities, such as land use changes, pollution and climate change.
Detailed explanation-2: -The main direct cause of biodiversity loss is land use change (primarily for large-scale food production) which drives an estimated 30% of biodiversity decline globally. Second is overexploitation (overfishing, overhunting and overharvesting) for things like food, medicines and timber which drives around 20%.
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