Land Ecosystems Question Preview (ID: 12551)


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How are ecosystems named?
a) by the climate it is associated with
b) by the plants that inhabit the ecosystem
c) by the surrounding city
d) by the surrounding country

___________________ determine the fauna.
a) Animals
b) Water availability
c) Flora
d) Temperature

What is the land ecosystem dominated by grass?
a) Tundra
b) Desert
c) Forest
d) Grassland

What two factors are important to grasslands?
a) photosynthesis and the water cycle
b) photosynthesis and a good root system
c) a good root system and the water cycle
d) a good root system and temperature

What type of forest is found south of tundras?
a) Oak
b) Spruce
c) Pine
d) Palm

What type of animal would be associated with the northern forest?
a) rabbit
b) horse
c) moose
d) leopard

What are the abiotic factors associated with ecosystems?
a) temperature, animals and soil nutrients
b) temperature, water and soil nutrients
c) water, soil nutrients and grass
d) water, shelter and animal life

What percentage of rain falls in the dry desert?
a) less than 8%
b) less than 9%
c) less than 10%
d) less than 5%

What does permafrost mean?
a) the land is permanently frozen.
b) the water is permanently frozen
c) the lower layer under the ground is permanently frozen
d) the lower layer under the ground in not frozen

Why does a tundra lack trees?
a) the animals eat it too quickly
b) the permafrost has no soil
c) the permafrost ground prevents deep root growth
d) the ground is a glacier

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