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D4.2.4. Use of a model to investigate the effect of variables on ecosystem stability
Description
[N/A]Directly related questions
- 19M.1A.SL.TZ2.19: Which is not essential in a viable mesocosm? A. Light source B. Autotroph C. Saprotroph D....
- 19M.1A.SL.TZ2.19: Which is not essential in a viable mesocosm? A. Light source B. Autotroph C. Saprotroph D....
- 19M.1A.SL.TZ2.19: Which is not essential in a viable mesocosm? A. Light source B. Autotroph C. Saprotroph D....
- 19M.1A.SL.TZ2.19: Which is not essential in a viable mesocosm? A. Light source B. Autotroph C. Saprotroph D....
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19N.1B.SL.TZ0.1a:
Compare and contrast the design of both mesocosms (vertical flow and horizontal flow).
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19N.1B.SL.TZ0.a:
Compare and contrast the design of both mesocosms (vertical flow and horizontal flow).
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19N.1B.SL.TZ0.1a:
Compare and contrast the design of both mesocosms (vertical flow and horizontal flow).
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19N.1B.SL.TZ0.a:
Compare and contrast the design of both mesocosms (vertical flow and horizontal flow).
- 19N.1B.SL.TZ0.1b: Suggest with a reason which system best reproduces the conditions of the natural environment.
- 19N.1B.SL.TZ0.b: Suggest with a reason which system best reproduces the conditions of the natural environment.
- 19N.1B.SL.TZ0.1b: Suggest with a reason which system best reproduces the conditions of the natural environment.
- 19N.1B.SL.TZ0.b: Suggest with a reason which system best reproduces the conditions of the natural environment.
- 19N.1B.SL.TZ0.1c: State two variables other than temperature and light that should be controlled in this...
- 19N.1B.SL.TZ0.c: State two variables other than temperature and light that should be controlled in this...
- 19N.1B.SL.TZ0.1c: State two variables other than temperature and light that should be controlled in this...
- 19N.1B.SL.TZ0.c: State two variables other than temperature and light that should be controlled in this...
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20N.2.SL.TZ0.1a.i:
State the distance from the city centre at which the highest proportion of plants sampled contained HCN.
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20N.2.SL.TZ0.1a.i:
State the distance from the city centre at which the highest proportion of plants sampled contained HCN.
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20N.2.SL.TZ0.a.i:
State the distance from the city centre at which the highest proportion of plants sampled contained HCN.
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20N.2.SL.TZ0.1a.i:
State the distance from the city centre at which the highest proportion of plants sampled contained HCN.
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20N.2.SL.TZ0.1a.i:
State the distance from the city centre at which the highest proportion of plants sampled contained HCN.
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20N.2.SL.TZ0.a.i:
State the distance from the city centre at which the highest proportion of plants sampled contained HCN.
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20N.2.SL.TZ0.1a.ii:
Outline the relationship shown in the graph.
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20N.2.SL.TZ0.1a.ii:
Outline the relationship shown in the graph.
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20N.2.SL.TZ0.a.ii:
Outline the relationship shown in the graph.
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20N.2.SL.TZ0.1a.ii:
Outline the relationship shown in the graph.
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20N.2.SL.TZ0.1a.ii:
Outline the relationship shown in the graph.
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20N.2.SL.TZ0.a.ii:
Outline the relationship shown in the graph.
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20N.2.SL.TZ0.1b:
Deduce whether the pattern of cyanogenesis was the same in all of the areas around all four cities.
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20N.2.SL.TZ0.1b:
Deduce whether the pattern of cyanogenesis was the same in all of the areas around all four cities.
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20N.2.SL.TZ0.b:
Deduce whether the pattern of cyanogenesis was the same in all of the areas around all four cities.
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20N.2.SL.TZ0.1b:
Deduce whether the pattern of cyanogenesis was the same in all of the areas around all four cities.
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20N.2.SL.TZ0.1b:
Deduce whether the pattern of cyanogenesis was the same in all of the areas around all four cities.
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20N.2.SL.TZ0.b:
Deduce whether the pattern of cyanogenesis was the same in all of the areas around all four cities.
- 20N.2.SL.TZ0.1d.i: Identify with a reason the city where the plants were more insulated from freezing temperatures.
- 20N.2.SL.TZ0.1d.i: Identify with a reason the city where the plants were more insulated from freezing temperatures.
- 20N.2.SL.TZ0.d.i: Identify with a reason the city where the plants were more insulated from freezing temperatures.
- 20N.2.SL.TZ0.1d.i: Identify with a reason the city where the plants were more insulated from freezing temperatures.
- 20N.2.SL.TZ0.1d.i: Identify with a reason the city where the plants were more insulated from freezing temperatures.
- 20N.2.SL.TZ0.d.i: Identify with a reason the city where the plants were more insulated from freezing temperatures.
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20N.2.SL.TZ0.1d.ii:
Using all of the data so far, suggest whether exposure to freezing temperatures in the four cities is supported as a reason for the differences in HCN production in T. repens.
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20N.2.SL.TZ0.1d.ii:
Using all of the data so far, suggest whether exposure to freezing temperatures in the four cities is supported as a reason for the differences in HCN production in T. repens.
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20N.2.SL.TZ0.d.ii:
Using all of the data so far, suggest whether exposure to freezing temperatures in the four cities is supported as a reason for the differences in HCN production in T. repens.
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20N.2.SL.TZ0.1d.ii:
Using all of the data so far, suggest whether exposure to freezing temperatures in the four cities is supported as a reason for the differences in HCN production in T. repens.
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20N.2.SL.TZ0.1d.ii:
Using all of the data so far, suggest whether exposure to freezing temperatures in the four cities is supported as a reason for the differences in HCN production in T. repens.
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20N.2.SL.TZ0.d.ii:
Using all of the data so far, suggest whether exposure to freezing temperatures in the four cities is supported as a reason for the differences in HCN production in T. repens.
- 21N.1A.SL.TZ0.17: What is exchanged between a sealed mesocosm and the surrounding external environment? A....
- 21N.1A.SL.TZ0.17: What is exchanged between a sealed mesocosm and the surrounding external environment? A....
- 21N.1A.SL.TZ0.17: What is exchanged between a sealed mesocosm and the surrounding external environment? A....
- 21N.1A.SL.TZ0.17: What is exchanged between a sealed mesocosm and the surrounding external environment? A....
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21N.2.SL.TZ0.1a:
Describe the effect of temperature on the total biomass.
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21N.2.SL.TZ0.1a:
Describe the effect of temperature on the total biomass.
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21N.2.SL.TZ0.a:
Describe the effect of temperature on the total biomass.
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21N.2.SL.TZ0.1a:
Describe the effect of temperature on the total biomass.
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21N.2.SL.TZ0.1a:
Describe the effect of temperature on the total biomass.
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21N.2.SL.TZ0.a:
Describe the effect of temperature on the total biomass.
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21N.2.SL.TZ0.1b:
Compare and contrast the effects of temperature on the biomass of autotrophs and heterotrophs with added nutrients.
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21N.2.SL.TZ0.1b:
Compare and contrast the effects of temperature on the biomass of autotrophs and heterotrophs with added nutrients.
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21N.2.SL.TZ0.b:
Compare and contrast the effects of temperature on the biomass of autotrophs and heterotrophs with added nutrients.
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21N.2.SL.TZ0.1b:
Compare and contrast the effects of temperature on the biomass of autotrophs and heterotrophs with added nutrients.
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21N.2.SL.TZ0.1b:
Compare and contrast the effects of temperature on the biomass of autotrophs and heterotrophs with added nutrients.
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21N.2.SL.TZ0.b:
Compare and contrast the effects of temperature on the biomass of autotrophs and heterotrophs with added nutrients.
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21N.2.SL.TZ0.1c:
Explain the effect of temperature on the rate of photosynthesis in this mesocosm.
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21N.2.SL.TZ0.1c:
Explain the effect of temperature on the rate of photosynthesis in this mesocosm.
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21N.2.SL.TZ0.c:
Explain the effect of temperature on the rate of photosynthesis in this mesocosm.
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21N.2.SL.TZ0.1c:
Explain the effect of temperature on the rate of photosynthesis in this mesocosm.
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21N.2.SL.TZ0.1c:
Explain the effect of temperature on the rate of photosynthesis in this mesocosm.
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21N.2.SL.TZ0.c:
Explain the effect of temperature on the rate of photosynthesis in this mesocosm.
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21N.2.SL.TZ0.1d:
Suggest reasons for the decreases in biomass of autotrophs as temperature rises, despite the increases in photosynthesis.
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21N.2.SL.TZ0.1d:
Suggest reasons for the decreases in biomass of autotrophs as temperature rises, despite the increases in photosynthesis.
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21N.2.SL.TZ0.d:
Suggest reasons for the decreases in biomass of autotrophs as temperature rises, despite the increases in photosynthesis.
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21N.2.SL.TZ0.1d:
Suggest reasons for the decreases in biomass of autotrophs as temperature rises, despite the increases in photosynthesis.
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21N.2.SL.TZ0.1d:
Suggest reasons for the decreases in biomass of autotrophs as temperature rises, despite the increases in photosynthesis.
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21N.2.SL.TZ0.d:
Suggest reasons for the decreases in biomass of autotrophs as temperature rises, despite the increases in photosynthesis.
- 21N.2.SL.TZ0.1e: Describe the effects of temperature and nitrate concentration on biomass.
- 21N.2.SL.TZ0.1e: Describe the effects of temperature and nitrate concentration on biomass.
- 21N.2.SL.TZ0.e: Describe the effects of temperature and nitrate concentration on biomass.
- 21N.2.SL.TZ0.1e: Describe the effects of temperature and nitrate concentration on biomass.
- 21N.2.SL.TZ0.1e: Describe the effects of temperature and nitrate concentration on biomass.
- 21N.2.SL.TZ0.e: Describe the effects of temperature and nitrate concentration on biomass.
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21N.2.SL.TZ0.1f:
Suggest two abiotic factors, other than temperature and nutrient supply, that may affect the production of biomass of the grasslands.
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21N.2.SL.TZ0.1f:
Suggest two abiotic factors, other than temperature and nutrient supply, that may affect the production of biomass of the grasslands.
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21N.2.SL.TZ0.f:
Suggest two abiotic factors, other than temperature and nutrient supply, that may affect the production of biomass of the grasslands.
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21N.2.SL.TZ0.1f:
Suggest two abiotic factors, other than temperature and nutrient supply, that may affect the production of biomass of the grasslands.
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21N.2.SL.TZ0.1f:
Suggest two abiotic factors, other than temperature and nutrient supply, that may affect the production of biomass of the grasslands.
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21N.2.SL.TZ0.f:
Suggest two abiotic factors, other than temperature and nutrient supply, that may affect the production of biomass of the grasslands.
- 21N.2.SL.TZ0.1g: The first study used mesocosms and the second study was carried out in natural grassland. Discuss...
- 21N.2.SL.TZ0.1g: The first study used mesocosms and the second study was carried out in natural grassland. Discuss...
- 21N.2.SL.TZ0.g: The first study used mesocosms and the second study was carried out in natural grassland. Discuss...
- 21N.2.SL.TZ0.1g: The first study used mesocosms and the second study was carried out in natural grassland. Discuss...
- 21N.2.SL.TZ0.1g: The first study used mesocosms and the second study was carried out in natural grassland. Discuss...
- 21N.2.SL.TZ0.g: The first study used mesocosms and the second study was carried out in natural grassland. Discuss...
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23M.1B.SL.TZ2.3a:
State two variables measured by the probes.
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23M.1B.SL.TZ2.a:
State two variables measured by the probes.
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2:
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23M.1B.SL.TZ2.3a:
State two variables measured by the probes.
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2:
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23M.1B.SL.TZ2.a:
State two variables measured by the probes.
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- 23M.1B.SL.TZ2.3b: Suggest one advantage of using a mesocosm in this type of research.
- 23M.1B.SL.TZ2.b: Suggest one advantage of using a mesocosm in this type of research.
- 23M.1B.SL.TZ2.3b: Suggest one advantage of using a mesocosm in this type of research.
- 23M.1B.SL.TZ2.b: Suggest one advantage of using a mesocosm in this type of research.
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23M.1B.SL.TZ2.3c:
Outline the requirements for sustainability within a sealed mesocosm.
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23M.1B.SL.TZ2.c:
Outline the requirements for sustainability within a sealed mesocosm.
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23M.1B.SL.TZ2.3c:
Outline the requirements for sustainability within a sealed mesocosm.
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23M.1B.SL.TZ2.c:
Outline the requirements for sustainability within a sealed mesocosm.