Question 1:

What is biodiversity?

Explanation: The correct answer is B) The variety of life on Earth, including genes, species, and ecosystems. Biodiversity encompasses the diversity of all living organisms, including their genetic variation, the number of different species, and the variety of ecosystems they inhabit.

Question 2:

Why is biodiversity conservation important?

Explanation: The correct answer is D) All of the above. Biodiversity conservation is crucial because it provides aesthetic value, contributes to ecosystem resilience and stability, and supports human well-being and livelihoods by providing essential ecosystem services such as food, clean water, and medicine.

Question 3:

What is the economic value of biodiversity?

Explanation: The correct answer is C) Biodiversity provides goods and services worth trillions of dollars annually. Biodiversity supports various economic sectors such as agriculture, forestry, and tourism. It provides resources, such as food, timber, and medicine, and ecosystem services, such as pollination, climate regulation, and water purification, which have significant economic value.

Question 4:

What is the relationship between biodiversity and ecosystem resilience?

Explanation: The correct answer is C) Biodiversity enhances ecosystem resilience. Higher levels of biodiversity contribute to the resilience and stability of ecosystems. Diverse ecosystems with a variety of species are better able to withstand disturbances, adapt to changing conditions, and maintain vital ecological functions.

Question 5:

What are the primary threats to biodiversity?

Explanation: The correct answer is D) All of the above. Biodiversity faces multiple threats, including climate change, natural disasters, pollution, habitat destruction, overexploitation of natural resources, and the introduction of invasive species. These factors contribute to the decline of species and ecosystems around the world.