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Earth Systems And Geosphere
Test Description: Introduction to the Earth Systems, cycles, and some detail about the Geosphere and soil
Instructions: Answer all questions to get your test result.
1) What are the main Earth systems?
A
atmosphere, chronosphere, geosphere, biosphere
B
atmosphere, ionosphere, geosphere, biosphere
C
atmosphere, hydrosphere, geosphere, biosphere
D
exosphere, hydrosphere, geosphere, biosphere
2) Atmosphere and Hydrosphere are made of
A
rock and water
B
air and water
C
rock and air
D
air and living things
3) Biosphere and Geosphere are made of
A
air and living things
B
living things and rocks
C
rock and water
D
air and water
4) Where is carbon in the form of CO2?
A
in the biosphere and in the atmosphere
B
in the atmosphere and in the hydrosphere
C
in the geosphere and in the hydrosphere
D
in the biosphere and in the geosphere
5) What is the atmosphere made of (mostly)?
A
mostly nitrogen (N₂)
B
mostly oxygen (O₂)
C
mostly hydrogen (H₂)
D
mostly carbon dioxide (CO₂)
6) which part of the geosphere has the highest density?
A
upper mantle
B
core
C
lower mantle
D
crust
7) Which of these layers has more iron (Fe)?
A
crust
B
upper mantle
C
core
D
lower mantle
8) How does the soil form?
A
some magma from the mantle comes to the surface and becomes soil
B
soil is formed by dust that falls from the atmosphere
C
organic matter slowly becomes rock
D
rocks break down over time and organic matter accumulates
9) Minerals must
A
1) be crystals 2) have a definite composition 3) never been alive 4) made by nature
B
1) be crystals 2) have a definite composition 3) must have been alive 4) made by humans
C
1) have a definite composition 2) must have been alive 3) made by humans
D
1) be rocks 2) have a definite composition 3) never been alive 4) made by nature
10) What is soil made of?
A
mostly air and water
B
rock, minerals, organic matter, air, water
C
rock, magma, iron
D
rocks and minerals
11) Why is soil important?
A
it produces oxygen
B
living things can grow from it
C
it keeps the temperature of the Earth stable
D
it cleans the air from pollution
*select an answer for all questions
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