Ecosystems Quiz

Which ecosystem is home to the most biodiversity on Earth?

• Tundra

• Rainforest

• Desert

• Grassland

What is the major challenge for plants and animals living in the desert?

• Too much rain

• Extreme heat and lack of water

• Freezing temperatures year-round

• High population of predators

Which ecosystem is known for this frozen ground called permafrost?

• Grassland

• Rainforest

• Tundra

• Ocean

What type of vegetation is most common in grasslands?

• Tall trees

• Cacti and succulents

• Grasses and small shrubs

• Kelp and seaweed

Which ocean zone receives the most sunlight, supporting the growth of phytoplankton?

• Midnight zone

• Twilight zone

• Sunlit zone

• Abyssal Zone

Describe two adaptations animals might have to survive the tundra.

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Why are rainforest often called the "lungs of the planet"?

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Explain to the best of your ability why grasslands are ideal habitats for large herbivores like bison or wildebeest.

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What are coral reefs, and why are they important to ocean ecosystems?

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How do desert plants like cacti store water to survive long periods without rain?

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