Question

Which of the following is an adaptation that allowed amphibians to survive in both aquatic and terrestrial conditions?

Options

• Thick-shelled eggs for reproduction away from water

• Lungs and moist skin for respiration

• Development of feathers and wings

• Viviparous reproduction

Answer 1

Amphibians, which evolved from fish around 350 mya, developed adaptations allowing them to survive in both water and on land. While the source mentions their evolutionary significance, amphibians possessed lungs and moist skin that enabled their dual-environment lifestyle.