4009119
Descripción
Test por jjjohnson2212, actualizado hace más de 1 año
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Creado por jjjohnson2212
hace más de 8 años
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Pregunta 1
Pregunta
How do we use nitrogen gas?
Respuesta
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We dig it up from the soil
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We convert it into nitrates
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Take nitrates and make it into nitrogen gas so we can use it
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We can't it's just in the atmosphere
Pregunta 2
Pregunta
When organisms die, their molecules of carbon get returned to the atmosphere by herbivores
Respuesta
- True
- False
Pregunta 3
Pregunta
Cells need nitrogen for....?
Respuesta
-
Bones
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Proteins
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Cell membrane
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Photosynthesis
Pregunta 4
Pregunta
In the carbon cycle how do organisms obtain energy?
Respuesta
-
Absorb the nutrients from the ground
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Break down sugar molecules
Pregunta 5
Pregunta
Ecological Niche is the way organisms occupy their positions in an ecosystem
Respuesta
- True
- False
Pregunta 6
Pregunta
Definition of Symbiosis
Respuesta
-
When one organism consumes another organism for food
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Two or more organisms compete for the same resource
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Interaction between two different species that live together in close association
Pregunta 7
Pregunta
The maximum number of offspring a species can produce, if resources were unlimited. This is the definition of carrying capacity.
Respuesta
- True
- False
Pregunta 8
Pregunta
Which is NOT a way people use fossil fuels
Respuesta
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Using your cell phone
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Petroleum
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Charging your phone
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Using heat
Pregunta 9
Pregunta
Glucose is produced dyring respiration in the carbon cycle?
Respuesta
- True
- False
Pregunta 10
Pregunta
Why is energy lost from a food chain as tropic levels increase?
Respuesta
-
Because when animals die/are killed most of their energy is absorbed into the ground
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The energy goes to heat energy
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Because energy can't transfer to another organism
Pregunta 11
Pregunta
The solid portion of the earth surface is called
Respuesta
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Atmosphere
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Lithosphere
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Biosphere
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