Structure of Living Things

Front

What is an exoskeleton?

Back

An exoskeleton is a hard outer structure that protects some animals, like insects and crabs.

Front

What is a disadvantage of having an exoskeleton?

Back

A disadvantage of having an exoskeleton is that the animal is vulnerable when it grows, as it must shed its exoskeleton.

Front

What is camouflage?

Back

Camouflage is a way that animals blend in with their surroundings to avoid being seen by predators.

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Front

How do butterfly wings help with camouflage?

Back

Butterfly wings can have colors and patterns that match their environment, helping them hide from predators.

Front

What inspired the design of some swimsuits?

Back

The design of some swimsuits was inspired by shark skin, which helps sharks swim faster.

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Front

What is the function of a seed's structure?

Back

A seed's structure can help it survive by containing nutrients that help it grow.

Front

What is an internal structure?

Back

An internal structure is a part of an organism that is located inside its body, like lungs or heart.

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Front

What are lungs?

Back

Lungs are internal structures in animals that help them breathe by taking in oxygen.

Front

Why do some plants have large seeds?

Back

Some plants have large seeds to store lots of nutrients, which helps the seed grow into a healthy plant.

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Front

What is the purpose of skin in animals?

Back

Skin protects animals from the environment and helps keep their bodies safe.