Download Scoring Guidance Pamammal The chart below offers guidance for

Scoring Guidance
Pamammal
The chart below offers guidance for scoring the PBA. The narrative below is provided to assist evaluators in determining what
would be considered as satisfactory evidence of meeting each of the evidence statements.
Evaluative Factor/Criteria for
Presentation
The Pamammals biome is described
including:
1. At least 5 biotic and 5 abiotic factors
2. Pictures of at least 2 biotic and 2
abiotic factors are included
3. General biome picture is provided
A student-created food web that correctly
shows the flow of energy through the
ecosystem:
1.
2.
3.
4.
5.
6.
The Pamammal as an omnivore
Three producers
Three primary consumers
Two secondary consumers
One tertiary consumer
One decomposer
Explanation/depiction of how the
Pamammal as an omnivore can feed at
different levels from primary consumer
to tertiary consumer.
1.
Number of chromosomes in a
somatic Pamammal cell
2. Number of chromosomes in a gamete
Pamammal cell
Scoring Guidance
1. _____ Yes
_____ No
2. _____ Yes
_____ No
3. _____ Yes
_____ No
1. _____ Yes
_____ No
2. _____ Yes
_____ No
3. _____ Yes
_____ No
4. _____ Yes
_____ No
5. _____ Yes
_____ No
6. _____ Yes
_____ No
SAT
UNSAT
The explanation should include examples of the diet of the
Pamammal that demonstrates a primary consumer,
secondary consumer, and tertiary consumer.
1. Six chromosomes in a somatic Pamammal cell.
2. Three chromosomes in a gamete Pamammal cell.
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Evaluative Factor/Criteria for
Presentation
3. Correct RNA transcription from given
DNA segment for the Pamammal,
Coyote, Deer, and Beaver
4. Correct Amino Acid Sequence
resulting from the translation of the
RNA segments for the Pamammal,
Coyote, Deer, and Beaver
5. Impact of mutation on the phenotype
of the Pamammal
6. Prediction of the effect of climate
change on the mutated allele
frequencies in the Pamammal
population
Graphs from Question # 19 included
Identification of the closest relative to the
Pamammal.
Evidence supported hypothesis explaining
why a new Pamammal species evolved.
Scoring Guidance
3. _____ Yes
_____ No
4. _____ Yes
_____ No
5. _____ Yes
_____ No
6. _____ Yes
_____ No
SAT
UNSAT
Graphs: _____ Yes _____ No
_____ Yes _____ No
_____ Yes
_____ No
Comments for any Unsatisfactory Marks:
Name: ____________________________________________
Email: ____________________________________________
Phone: _(______)____________________________________
Email completed form to Dave Bauman at [email protected]
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