
Biomes of the World
Quiz by Jo
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15 questions
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- Q1Which marine ecosystems make up most of the marine biome?Saltwater riversFreshwater riversFreshwater dams and lakesSalt water oceans120s
- Q2Which biome is the largest biome on Earth?The Savanna biomeThe Marine biomeThe Desert BiomeThe Grassland biome120s
- Q3Why are ocean plants important to the global environment?The produce 20% of the oxygen on earthThey are used in fish tanks worldwideThey provide more than half of the oxygen on Earth.They provide food for marine fish120s
- Q4Which factors affect the identity of the different marine biomes?Temperature and the amount of sunlight onlyTemperature, nutrients, the amount of sunlight in the water and sand compositionTemperature and nutrients onlyTemperature, nutrients and the amount of sunlight in the water.120s
- Q5What are coral reefs built up of?Dead sea organismsRocksPolypsPink stones120s
- Q6Why are coral reefs only found in warm, sunny water?The coral reefs can only photosynthesize in warm, sunny waterCoral reefs cannot grow in colder water because their structure will break apartThey rely on algae that live in them to provide them with oxygen, and these algae can only photosynthesize in warm, sunny waterIn deeper waters where coral reefs cannot receive sunlight, they would lose their bright colour and become white, as sunlight makes them brightly coloured120s
- Q7Which of the following is NOT a main type of freshwater biome?Streams and riversWetlandsPonds and lakesRockpools on the beach120s
- Q8Which of the following correctly describes the tundra soil?Beneath the layer of topsoil, the ground is permanently frozenBeneath the layer of topsoil, the ground is frozen during the winterThe layer of topsoil is permanently frozenThe topsoil and the ground are both permanently frozen120s
- Q9Why do no tall trees grow in permafrost?There are not enough nutrients in the permafrostThe growing season is too shortAnnual fires burn down all trees, so they cannot grow tallThere are not enough nutrients in the permafrost and the growing season is too short120s
- Q10Which of the following is NOT a condition that applies to forests?Forests have a lot of nutrients availableForests have a lot of water availableForests grow where it is not too hot and not too coldForests are dominated by short shrubs120s
- Q11What 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
- Q12Why are the Savanna biome and the Grassland biome great tourist attractions?Many large herbivores live in these biomesMany people want to swim in the large rivers in these biomesThey have a huge diversity of trees, so botany enthusiasts love visiting these biomesThe weather in the Savanna and Grasslands biome is ideal for relaxing outside all day120s
- Q13Which biome has the greatest biodiversity of any land biome in the world?Temperate forestSavannaTropical rainforestGrassland120s
- Q14Which 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 farmingThe plants in the tropical rain forests provide material for many new medicinesThe animals in the rain forests are eating all the plantsHumans cut down plants in the tropical rain forest for wood120s
- Q15Why do deserts become cold at night?It only rains in deserts at nightDeserts are very dry, so they can’t hold heat at nightA cold front moves over deserts every nightThe animals lie down to sleep at night, so they do not produce as much body heat as during the day120s