Font size
S
M
L
XL
WorksheetsEnvironmental Science: Biogeochemical Cycles and Earth's spheres
Total questions: 15
Worksheet time: 8mins
Name
Class
Date
1.
How does N2 get into soil?
a)
N2 diffuses into the pore spaces between the soil particles
b)
Legumes pull it in.
c)
gravity. It's not just a good idea, it's the Law.
d)
1st Law of Thermodynamics
2.
How does carbon dioxide leave the atmosphere?
a)
Through transpiration
b)
Through photosynthesis
c)
Through factory emission
d)
Sunlight
3.
These gases, such as carbon dioxide, trap heat in the Earth's atmosphere causing global warming (a)
Choose from the below words
Global warming gases
Hot House gases
Green House gases
Thermal pollution
4.
Respiration is the process by which (a) is consumed and (b) is produced.
Choose from the below words
Carbon, Oxygen
Oxygen, Carbon dioxide
H20, oxygen
Carbon, H2O
5.
A particular golf course is using large amounts of nitrogen fertilizer. What process could move this nitrogen into a local stream?
a)
volatilization
b)
nitrogen fixation
c)
runoff
d)
ammonification
6.
What is a biogeochemical cycle?
a)
The movement of matter through all four of the spheres.
b)
The movement of matter through the biosphere and geosphere only.
c)
The movement of matter through the atmosphere and hydrosphere only.
d)
A cycle where carbon starts in plants and comes back to plants. (Only carbon)
7.
Name that cycle: The one that has evaporation in it.
a)
Nitrogen Cycle
b)
Water Cycle
c)
Carbon Cycle
d)
Oxygen Cycle
8.
Name that cycle: The one needed for the building of cells.
a)
Nitrogen Cycle
b)
Water Cycle
c)
Carbon Cycle
d)
Oxygen Cycle
9.
Name that cycle: The one that gives plants their food via photosynthesis.
a)
Nitrogen Cycle
b)
Water Cycle
c)
Carbon Cycle
d)
Oxygen Cycle
10.
The part of the Earth that contains all the rock and minerals is the ___________________.
a)
hydosphere
b)
geosphere
c)
biosphere
d)
atmosphere
11.
Plants absorbing nutrients from the soil is an example of an interaction between which Earth systems?
a)
Biosphere and Geosphere
b)
Biosphere and Atmosphere
c)
Geosphere and Atmosphere
d)
Hydrosphere and Geosphere
12.
Which sphere includes all water - salt, fresh, and vapor - on Earth's surface, underground, and in the air?
a)
hydosphere
b)
geosphere
c)
biosphere
d)
atmosphere
13.
What process do most producers, including plants and green algae, use to create their own food?
a)
nitrogen fixation
b)
cellular respiration
c)
photosynthesis
d)
eutrophication
14.
What are the end products of the process of cellular respiration?
a)
carbon dioxide, water and energy
b)
phosphorous, water, and nitrogen
c)
carbohydrates, oxygen, abd nitriogen
d)
sugars and oxygen
15.
The amount of matter in the environment
a)
increases sometimes and decreases other times.
b)
usually increases.
c)
usually decreases.
d)
always stays the same.
Reset
