4.1.2: Biodiversity Flashcards
What is a reason to maintain biodiversity?
A loss in biodiversity indicates a change causing habitat loss and potential extinction of species.
Low biodiversity in harsh environments like deserts is natural, but loss in other ecosystems is concerning.
Why is biodiversity reduction undesirable?
It is undesirable for ecological, economical, and aesthetic reasons.
These reasons highlight the interconnectedness of species and the importance of habitats.
How does agriculture impact biodiversity?
Agriculture reduces biodiversity by removing natural habitats like forests and grasslands.
This removal affects interdependent relationships among organisms.
What happens when a habitat is removed?
It removes food sources for many animals and impacts the entire ecosystem.
The loss of one species can have a cascading effect on others.
What are some ecological reasons to maintain biodiversity?
Conservation measures are essential to protect habitats while allowing for sustainable farming.
Balancing conservation with agricultural needs is crucial.
What economic impacts can deforestation have?
Deforestation can lead to soil erosion and depletion of minerals, affecting crop growth.
This can hinder a country’s agricultural productivity and economy.
How does tourism relate to biodiversity?
Tourism relies on natural beauty and wildlife, and loss of biodiversity could reduce tourism.
This impacts local economies dependent on visitors.
Why are plant species important for medicine?
Many medicines are based on chemicals from plants; extinction could mean loss of potential cures.
Biodiversity is critical for discovering new medical treatments.
What are aesthetic reasons for maintaining biodiversity?
Nature enriches lives, inspires creativity, and improves mental health.
Experiences in nature are beneficial for emotional well-being.
Fill in the blank: Low biodiversity in deserts and arctic regions is due to _______.
[abiotic factors]
True or False: A reduction in biodiversity is only a concern for ecological reasons.
False
It affects ecological, economical, and aesthetic aspects.
