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Biomes of the World

Quiz by Jo

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15 questions
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  • Q1
    Which marine ecosystems make up most of the marine biome?
    Saltwater rivers
    Freshwater rivers
    Freshwater dams and lakes
    Salt water oceans
    120s
  • Q2
    Which biome is the largest biome on Earth?
    The Savanna biome
    The Marine biome
    The Desert Biome
    The Grassland biome
    120s
  • Q3
    Why are ocean plants important to the global environment?
    The produce 20% of the oxygen on earth
    They are used in fish tanks worldwide
    They provide more than half of the oxygen on Earth.
    They provide food for marine fish
    120s
  • Q4
    Which factors affect the identity of the different marine biomes?
    Temperature and the amount of sunlight only
    Temperature, nutrients, the amount of sunlight in the water and sand composition
    Temperature and nutrients only
    Temperature, nutrients and the amount of sunlight in the water.
    120s
  • Q5
    What are coral reefs built up of?
    Dead sea organisms
    Rocks
    Polyps
    Pink stones
    120s
  • Q6
    Why are coral reefs only found in warm, sunny water?
    The coral reefs can only photosynthesize in warm, sunny water
    Coral reefs cannot grow in colder water because their structure will break apart
    They rely on algae that live in them to provide them with oxygen, and these algae can only photosynthesize in warm, sunny water
    In deeper waters where coral reefs cannot receive sunlight, they would lose their bright colour and become white, as sunlight makes them brightly coloured
    120s
  • Q7
    Which of the following is NOT a main type of freshwater biome?
    Streams and rivers
    Wetlands
    Ponds and lakes
    Rockpools on the beach
    120s
  • Q8
    Which of the following correctly describes the tundra soil?
    Beneath the layer of topsoil, the ground is permanently frozen
    Beneath the layer of topsoil, the ground is frozen during the winter
    The layer of topsoil is permanently frozen
    The topsoil and the ground are both permanently frozen
    120s
  • Q9
    Why do no tall trees grow in permafrost?
    There are not enough nutrients in the permafrost
    The growing season is too short
    Annual fires burn down all trees, so they cannot grow tall
    There are not enough nutrients in the permafrost and the growing season is too short
    120s
  • Q10
    Which of the following is NOT a condition that applies to forests?
    Forests have a lot of nutrients available
    Forests have a lot of water available
    Forests grow where it is not too hot and not too cold
    Forests are dominated by short shrubs
    120s
  • Q11
    What is the difference between vegetation of the Savanna and the Grasslands?
    The Grassland biome has many tall trees, whereas the Savanna biome does not.
    The Savanna biome has a huge diversity of densely growing trees, whereas the Grassland biome does not.
    The Grassland biome may have scattered trees, whereas the Savanna biome does not.
    The Savanna biome may have scattered trees, whereas the Grassland biome does not.
    120s
  • Q12
    Why are the Savanna biome and the Grassland biome great tourist attractions?
    Many large herbivores live in these biomes
    Many people want to swim in the large rivers in these biomes
    They have a huge diversity of trees, so botany enthusiasts love visiting these biomes
    The weather in the Savanna and Grasslands biome is ideal for relaxing outside all day
    120s
  • Q13
    Which biome has the greatest biodiversity of any land biome in the world?
    Temperate forest
    Savanna
    Tropical rainforest
    Grassland
    120s
  • Q14
    Which of the following is NOT a reason why tropical rain forests are threatened? many new medicines, threatened with destruction as humans cut them down for wood and farmland.
    Humans cut down plants in the tropical rain forest to clear space for farming
    The plants in the tropical rain forests provide material for many new medicines
    The animals in the rain forests are eating all the plants
    Humans cut down plants in the tropical rain forest for wood
    120s
  • Q15
    Why do deserts become cold at night?
    It only rains in deserts at night
    Deserts are very dry, so they can’t hold heat at night
    A cold front moves over deserts every night
    The animals lie down to sleep at night, so they do not produce as much body heat as during the day
    120s

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