Exploring the Role of Sharks in Marine Forest Ecosystems

What surprising predator is the young lemon shark escaping from?

• A tiger shark

• A white shark

• An adult lemon shark

• A sea turtle

Which type of marine forest do lemon sharks inhabit?

• Kelp forests

• Coral reefs

• Mangrove forests

• Seagrass meadows

How do mangrove seedlings initially grow?

• On the ocean floor

• Buried in the sand

• Attached to their mother plant

• Floating freely in the water

What type of roots do mangroves deploy to support themselves?

• Taproots

• Fibrous roots

• Aerial roots

• Stilt roots

How do mangrove roots take in oxygen during low tide?

• Through their bark

• Through microscopic pores

• Through their flowers

• Through their leaves

What mechanism do some mangrove species use to stop salt from entering their system?

• Thick bark

• Salt-repelling flowers

• Fine filters in their roots

• Salt-absorbing leaves

What do symbiotic sponges and sea squirts protect mangroves from?

• Birds

• Sharks

• Predatory fish

• Hungry woodboring crustaceans

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What role do sharks play in marine forests?

• They overgraze the plants

• They limit the abundance of animals that overgraze the plants

• They pollinate the plants

• They provide nutrients to the plants

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What has decimated shark populations worldwide?

• Climate change

• Overfishing

• Pollution

• Habitat loss

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How do marine forests help mitigate climate change?

• By cooling the ocean

• By producing oxygen

• By providing food for marine life

• By trapping carbon

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