EFT1023 BIODIVERSITY - INTRODUCTION

Which of the following is the most significant threat to biodiversity worldwide?

• Pollution

• Habitat loss

• Climate change

• Invasive species

What is the primary measure of biodiversity within a given ecosystem?

• Number of species

• Genetic variation

• Ecosystem stability

• Species richness

Which biome is characterized by the highest biodiversity?

• Tundra

• Desert

• Rainforest

• Grassland

What does the term "keystone species" refer to in the context of biodiversity?

• Species that are at risk of extinction

• Species that are most abundant in an ecosystem

• Species whose presence is critical to maintaining ecosystem function

• Species that are invasive and disrupt native ecosystems

What is the main purpose of biodiversity hotspots?

• To preserve areas with high species richness

• To study the effects of climate change on ecosystems

• To promote ecotourism

• To develop sustainable agriculture practices

Which of the following is an example of an ecosystem service provided by biodiversity?

• Water purification

• Urbanization

• Deforestation

• Industrialization

Which international treaty aims to conserve biodiversity and ensure its sustainable use?

• Kyoto Protocol

• Montreal Protocol

• Convention on Biological Diversity

• Paris Agreement

What is the term for the variety of life forms in a given area or on Earth as a whole?

• Biodiversity

• Ecology

• Ecosystem

• Biome

Which of the following is NOT a direct threat to marine biodiversity?

• Overfishing

• Overfishing

• Ocean acidification

• Desertification

What is the term for the process by which species evolve and adapt to their environment over time?

• Evolution

• Natural selection

• Speciation

• Mutation