
Forests quiz
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Which kind of plant forms a bamboo forest?
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More questions about Forests
These visible examples show the question style. LearnClash turns the full topic into ranked duels and spaced repetition.
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Which trees grow in seawater flooded by the tides?
Answer: Mangroves
Why: Many mangroves filter out about 90% of the salt at their roots before the water rises into the tree.
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Which bird spreads oak trees by burying acorns?
Answer: Jay
Why: One jay can hide thousands of acorns in a single autumn.
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What European tree uses root bacteria to pull nitrogen from the air?
Answer: Alder
Why: That partnership lets alders thrive on poor, waterlogged ground, and they are planted to restore old mining sites.
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Which tree species grows the tallest?
Answer: Coast redwood
Why: Giant sequoias are the bulkiest trees, but coast redwoods grow taller, with the record tree at about 116 m.
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Which tree is usually first to take over cleared land in Europe?
Answer: Birch
Why: Each birch seed carries two tiny wings, and the wind can blow it up to about 1.6 km from the parent tree.
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When did Earth's first forests appear?
Answer: Devonian
Why: Fossil trees about 390 million years old, found in sea cliffs in southwest England, had thin hollow trunks instead of solid wood.