
Poisonous Plants quiz
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Which plant grows as a parasite on trees?
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More questions about Poisonous Plants
These visible examples show the question style. LearnClash turns the full topic into ranked duels and spaced repetition.
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What makes giant hogweed sap burn the skin?
Answer: Sunlight
Why: Its sap holds furanocoumarins, which the UVA in sunlight switches on to damage skin cells.
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Which nut is poisonous in its wild, bitter form?
Answer: Almond
Why: One point mutation in a gene called bHLH2 switches off the bitter toxin, which is how sweet almonds arose.
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Where in England is the gated Poison Garden?
Answer: Alnwick
Why: Visitors enter the Poison Garden only on guided tours and may not smell, touch or taste its plants.
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Which pets can suffer kidney failure from lilies?
Answer: Cats
Why: The FDA warns that every part of a lily, even the pollen and the vase water, is toxic to cats.
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Which fruit's peel can cause a rash like poison ivy's?
Answer: Mango
Why: People already sensitized by poison ivy or poison oak are the most likely to react to mango skin.
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Why is the hemlock tree named after poison hemlock?
Answer: Similar smell
Why: Hemlock trees are conifers of the pine family, no relation of the carrot-family poison hemlock.