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Biology: Energy Flow and Nutrient Cycling Flashcards | StudBud
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Biology: Energy Flow and Nutrient Cycling
Biology: Energy Flow and Nutrient Cycling
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Answers
1
Which nutrient is often limiting in aquatic plants?
Phosphorus
Oxygen
Carbon
Hydrogen
2
What form of carbon is dissolved in the ocean?
C6H12O6 (glucose)
CH4 (methane)
C2H6 (ethane)
CO2 (carbon dioxide)
3
Which trophic level likely has the most biomass?
Producers
Tertiary consumers
Primary consumers
Secondary consumers
4
Which form of nitrogen is most easily used by plants?
Protein
DNA
NO3
N2
5
Which of these is the highest trophic level?
Decomposer
Primary consumer
Top predator
Producer
6
BONUS QUESTION: What class has Ms. Shemyakina taught for the longest number of years?
Forensic Science
Life Science
Biology
AP Biology
7
Which trophic level likely has the most toxins?
Tertiary consumers
Primary consumers
Secondary consumers
Producers
8
10% of energy is available to the next trophic level. What happens to the other 90%?
It's strored as fat.
It's stored as potential energy.
It's used and wasted as heat.
Stored as body tissue
9
Which of the following processes release carbon dioxide (CO2)?
Combustion
Cellular respiration
All of these do!!
Decomposition
10
Which of these processes USE carbon dioxide?
Combustion
Photosynthesis
All of these!
Cellular respiration
11
In terms of maximizing energy per square meter, it's most efficient to be a/an...
herbivore
omnivore
carnivore
12
What makes the phosphorus cycle different from most other cycles?
It doesn't help plants grow.
It doesn't have an atmospheric phase
It's very fast.
It's not needed by humans
13
What is the most common form of nitrogen in the world?
Protein/DNA
NO3
N2
NH4
14
What diet should you follow if you want to avoid toxins like mercury?
Omnivore
Pescatarian
Herbivore
Carnivore
15
Burning coal directly contributes to which cycle?
Water
Phosphorus
Nitrogen
Carbon
16
What % of energy is lost between trophic levels?
90%
0%
100%
10%
17
What % of toxins move up to the next trophic level?
10%
50%
90%
100%
18
Which of the following are most likely to be found at the TOP of an energy pyramid?
Shrimp
Tuna
Zooplankton (tiny animal)
Kelp (plant)
19
What's the name of the process that turns nitrogen from N2 gas to soil nitrogen?
Denitrification
Fixation
Assimilation
20
How does water get from bodies of water on the ground to the atmosphere?
Precipitation
Condensation
Evaporation
Seepage
