Biodiversity Concepts and Issues

The video introduces the concept of biodiversity, highlighting its importance in biology as 'unity in diversity.' It explains biodiversity's definition, its levels (genetic, species, ecosystem), and its significance, using the Philippines as a case study. The video discusses global biodiversity challenges, including human-induced threats, and emphasizes the need for conservation efforts. It concludes with a call to action for viewers to protect biodiversity in their communities.

What does the term 'biodiversity' refer to?

• The study of human evolution

• The process of photosynthesis

• The migration patterns of birds

• The variety of life in an area

Which country is considered one of the 18 mega diverse countries in the world?

• India

• Australia

• Philippines

• Brazil

What is an example of genetic diversity?

• Multiple types of forests

• Various colors and tastes of bananas

• Different species of birds

• Different climates in a region

Which level of biodiversity includes the existence of different species within a group?

• Genetic diversity

• Species diversity

• Ecosystem diversity

• Habitat diversity

Why is biodiversity considered economically valuable?

• It limits the variety of species

• It provides resources like food and clothing

• It reduces the need for conservation

• It increases global temperatures

What is a major factor contributing to the current decline in biodiversity?

• Natural disasters

• Anthropogenic factors

• Increased rainfall

• Solar flares

What is the current major extinction event called?

• Holocene extinction

• Permian extinction

• Cretaceous extinction

• Triassic extinction

Which of the following is a way to reduce biodiversity loss?

• Managing land better

• Increasing urbanization

• Introducing invasive species

• Over-harvesting resources

What role do bees play in biodiversity?

• They control pest populations

• They pollinate many plants

• They produce oxygen

• They are a primary food source

Where is biodiversity generally highest?

• At the equator

• In urban areas

• In deserts

• At the poles