TED-Ed: Disappearing frogs - Kerry M. Kriger

Frog populations are declining due to habitat destruction, climate change, over-harvesting, invasive species, diseases, and pesticides. Frogs play a vital role in ecosystems by controlling pests and serving as food for other animals. They also contribute to medical research. Conservation efforts can help preserve these important creatures.

What is the primary reason for the decline in frog populations worldwide?

• Climate change

• Over-harvesting

• Habitat destruction

• Invasive species

Which of the following is NOT a factor contributing to the decline of frog populations?

• Spread of infectious diseases

• Increased rainfall

• Over-harvesting

• Invasive species

How do pesticides affect amphibians?

• They lead to immunosuppression and deformities

• They strengthen the immune system

• They cause frogs to grow larger

• They make frogs more colorful

Why are frogs considered important in human medicine?

• They help in water filtration

• They provide antimicrobial peptides

• They are a source of food

• They are used as pets

What can individuals do to help in frog conservation?

• Increase pesticide use

• Capture frogs for pets

• Improve ecological footprint

• Build more cities