16240296
Descripción
Test por J L Espinoza, actualizado hace más de 1 año
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Creado por J L Espinoza
hace casi 6 años
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Pregunta 1
Pregunta
Which of the following best describes the term 'fitness'?
Respuesta
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How well an individual can survive in a certain environment
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How good a particular genotype is at leaving an offspring.
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How strong and fast an organism is in a particular environment
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How good a phenotype is on an organism to reproduce
Pregunta 2
Pregunta
Which of the following best explains why the discovery of 'Tikaalik' is important for evolution? (Select ALL that apply).
Respuesta
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It is the oldest fossil ever recorded (375 million years old)
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It is an intermediate/transitional fossil which shows the transition from aquatic to a terrestrial
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It is the common ancestor of all species
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Tiktaalik shared similar homologous structures among other organisms
Pregunta 3
Pregunta
Which of following contributes to evolution? (Select ALL that apply).
Respuesta
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Migration
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Genetic Variation
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Mutations
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Genetic Drift
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Geographic Barriers
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Natural Selection
Pregunta 4
Pregunta
How much energy is transferred onto the next Trophic Levels within a Food Chain?
Respuesta
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1%
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10%
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90%
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100%
Pregunta 5
Pregunta
What is the correct order of the steps in natural selection?
Respuesta
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There is a variation in traits, some variations are selected for in a particular environment, survivors reproduce and pass down their traits, over time evolution occurs
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Some variations are selected for in a certain environment, survivors reproduce and pass down their traits, there is a variation in traits, over time evolution occurs
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There is a variation in traits, survivors reproduce and pass down their traits, some variations are selected for in a certain environment, over time evolution occurs
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None of the above
Pregunta 6
Pregunta
What is the difference between a decomposer and a detrivore?
Respuesta
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Detritivores break down dead organic material and decomposers are animals that feed on dead organic material
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Detritivores are animals that feed on dead organic material and decomposers break down dead organic material
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Detritivores and decomposers are both animals that feed on dead organic material
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None of the above
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