Question

The feathers in birds

• A. are modified forelimbs
• B. help in flight
• C. provide insulation
• D. both b and c

Answer 1

The correct option is D both b and c

Feathers form the outer covering of birds. They are formed from the epidermal layer. Feathers are thought to have evoloved from the scales of reptiles. They help in flight, provide insulation and also give protection.
The forelimbs in birds are modified into wings.