Question
What is exoskeleton? Explain giving examples.
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Answer
The bodies of crabs, insects and spiders are covered and protected by hard coverings. These hard parts outside are called exoskeleton (ekso-skel-e-ton). Nails and hair are also exoskeleton found in our body. Similarly the scales of cockroach, fish, outer shell of snails and oyster are also exoskeleton of these animals.
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