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Biology- 1.2 Review
Test Description: Section 1.2 Review
Instructions: Answer all questions to get your test result.
1) Which chemical cycle uses bacteria to fix gases from the air?
A
nitrogen
B
carbon
C
phosphorus
D
water
2) The interconnected pathway through which water is recycled through abiotic and biotic components of the biosphere is called
A
Rain cycle
B
Nutrient cycle
C
Liquid cycle
D
Water cycle
3) In the nitrogen cycle, bacteria combine nitrogen gas with hydrogen to form ammonia in the process of _______.
A
nitrogen fixation
B
nitrification
C
assimilation
D
denitrification
4) Which of the following organisms is primarily responsible for nitrogen-fixation?
A
fungi
B
cows
C
bacteria
D
trees
5) Which of the following recycle matter through an ecosystem? I. the water cycle II. the carbon cycle III. the nitrogen cycle
A
I and III
B
I and II
C
II and III
D
I, II, III
6) Which statement best describes a biogeochemical cycle?
A
A cycle that recycles chemical elements and water.
B
A cycle that continuously cycles chemical elements and water.
C
A cycle that continuously cycles chemical elements and water that are needed by organisms.
D
A cycle that continuously cycles chemical elements and water that are needed by organisms through an ecosystem.
7) In terms of carbon and the atmosphere, autotrophs
A
remove carbon through photosynthesis and release carbon by cellular respiration.
B
only remove carbon through photosynthesis.
C
remove oxygen through photosynthesis but release carbon by cellular respiration.
D
remove carbon through cellular respiration and release carbon by photosynthesis.
8) _____ is the process through which water falls from clouds in the form of rain, snow and freezing rain.
A
Condensation
B
Evaporation
C
Sublimation
D
Precipitation
9) Photosynthesis and Cellular Respiration are both involved in the
A
Carbon Cycle
B
Nitrogen Cycle
C
Water Cycle
D
Phosphorus Cycle
10) The phosphorus cycle is the biogeochemical cycle that describes the movement of phosphorus through the lithosphere, hydrosphere, and ________.
A
Environmental economics
B
Environmental technology
C
Environmental history
D
Biosphere
*select an answer for all questions
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