1.2 Terrestrial Biomes

Do three things: a photo challenge, a hands-on lab, and a quick check.

Mountain valley, forest below meadows
Unit 1 · Topic 1.2
If you know only a place's temperature and rainfall, can you predict what lives there?
Photo: Forest Service - Northern Region (CC BY 2.0)

Do 1Name the biome

Look at the landscape. Use the hint if you need it.

Do 2Biome lab

8
60

    Simplified from the AP temperature and precipitation diagram. Real biome boundaries overlap.

    Do 3Quick check

    Your topic score

    Key terms
    Biome
    A large region with a characteristic community of plants and animals, shaped by climate.
    Climate
    The long-term pattern of temperature and precipitation in a place.
    Permafrost
    Soil that stays frozen all year, found in tundra.
    Rain shadow
    A dry area on the downwind side of a mountain range, where air has already lost its moisture.
    Elevation and latitude
    Both change temperature. Higher or farther from the equator means colder.
    Photo credits
    • Joshua trees in desert. Photo: Nicola since 1972 (CC BY 2.0)
    • Tallgrass prairie. Photo: USFWS Mountain Prairie (CC BY 2.0)
    • Tropical rainforest canopy. Photo: halseike (CC BY 2.0)
    • Acacia savanna, Tanzania. Photo: Unknown author (CC0)
    • Temperate deciduous forest in autumn. Photo: Nicholas_T (CC BY 2.0)
    • Coastal sage scrub and chaparral hills. Photo: USFWS Pacific Southwest Region (Public domain)
    • Taiga valley, Alaska. Photo: BLM Alaska (CC BY 2.0)
    • Coastal temperate rainforest. Photo: Sam Beebe (CC BY 2.0)
    • Arctic tundra. Photo: USFWS Headquarters (CC BY 2.0)
    • Mountain valley, forest below meadows. Photo: Forest Service - Northern Region (CC BY 2.0)

    Photos are public domain, CC0, or CC BY. Diagrams and data are original to Green Flask Science.

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