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WorksheetsEnvironmental Studies - Quiz No. 1
Total questions: 10
Worksheet time: 5mins
Most stable ecosystem is ________________________.
Forest
Desert
Ocean
Mountain
Zone consisting air, water and soil is known as __________________.
Hydrosphere
Atmosphere
Lithosphere
Biosphere
Nitrogen gets oxidized into _________________.
Nitrates and ammonia
Ammonia and urea
Urea and nitrite
Nitrates and nitrites
Earthworms and bacteria are called _______________.
Producers
Consumers
Decomposers
None of these
Atmospheric ozone layer which protect us from UV rays is getting depleted most by addition of ________________.
Chloro flurocarbon
Carbon monooxide
Carbon dioxide
Sulpur dioxide
Important abiotic factors in ecosystems include _______________________.
temperature
water
wind
all of the above
Hydrosphere includes ___________________.
Animals
Soil
Plants
Water bodies
The layers of atmosphere consists of ___________________.
Troposphere, Stratosphere, Mesosphere and Temperature
Hydrosphere and biosphere
Lithosphere and Hydrosphere
Biosphere and Hydrosphere
Lowest layer of atmosphere is called _________________.
Thermosphere
Stratosphere
Troposphere
Mesosphere
__________________ is the longest mountain ranges in the world.
Andes
Himalayas
Appalachian
Sahara
