Unit 2: Form and Function
Topic 2.9: Adaptation to Environment Questions
Practice 20 exam-style questions for IB Biology Topic 2.9. Review the question stems below, then unlock the full Question Bank to access markschemes, model answers, and AI grading.
1Identify1 mark
An arctic fox grows a thick coat of fur in winter.
Which type of adaptation is this?
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Which of these is an adaptation that helps a flowering plant attract animal pollinators?
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State the two abiotic factors that are used to classify the major biomes.
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Which biome is characterised by a cold climate with low rainfall and vegetation of low mosses, lichens and small shrubs?
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State one way that a flowering plant attracts animal pollinators.
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Which statement best describes an organism's ecological niche?
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Why are the leaves of many desert plants reduced to spines or needles?
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Which of the following is an ABIOTIC condition that could affect an organism's survival?
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State the three types of adaptation an animal can have.
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Which of the following best defines a biome?
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Which two abiotic factors are used to classify the major biomes of the world?
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A fish living in a fast-flowing mountain stream is an obligate aerobe.
State one environmental condition it needs to survive.
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At the top of a high mountain the air temperature is very low.
State one other abiotic factor, besides temperature, that is typically more extreme at high altitude.
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A region is hot all year and receives very little rainfall.
Which biome is it most likely to be?
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Which of the following is an abiotic factor that can affect where a species lives?
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What is meant by a species' range of tolerance for an abiotic factor?
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Which adaptation would best help a desert mammal survive the heat and dryness of its environment?
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Which feature of a desert plant most directly reduces the amount of water lost by transpiration?
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The desert cottontail is a small rabbit that lives in hot, dry deserts.
Suggest three adaptations — one structural, one physiological and one behavioural — that help it survive in desert conditions, explaining how each one helps.
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On a temperature-vs-precipitation biome graph, what is the correct way to identify which biome a marked point represents?
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