Year 10 Biology CAT 1: Natural Selection and Evolution
NAME:……………………………..
Part One: Divergent Evolution
Excellent Understanding (3)
Solid Understanding (2)
Limited Understanding (1)
Not Shown (0)
Reasons for divergence explained in a clear
manner using appropriate terminology.
Reasons for divergence given mostly
correct, appropriate terminology used at
times.
Limited reasoning given in explanation,
appropriate terminology not used.
Not Shown
Understanding of how features of common
ancestors relate to modern day species.
Answer shows clear understanding of the
features seen in modern species. Ideas backed
up by sound reasoning and explanation.
Answer shows some understanding of the
modern features. Some evidence provided
to explain reasoning.
Limited description of the common ancestor
with some detail provided to outline
reasoning.
Not Shown
Description of an animal’s adaptations in relation
to its behaviour and environment.
Adaptations clearly outlined and explained in
relation to its advantages. Concepts relating to
Natural Selection and Evolution included in
answer.
Adaptations outlined and explained in
relation to its advantages. Concepts relating
to Natural Selection and Evolution included
in answer
Adaptations outlined and explained in
relation to its advantages. Concepts relating
to Natural Selection and Evolution not
included in answer
Not Shown
Excellent Understanding (3)
Solid Understanding (2)
Limited Understanding (1)
Not Shown (0)
Description of favourable traits within a species.
Favourable traits listed and their presence
explained using the correct terminology in
relation to Natural Selection and Evolution
Several favourable traits listed and their
presence explained using some correct
terminology relating to Natural Selection and
Evolution
Some favourable traits listed but limited
relation to to Natural Selection and Evolution
included in answer.
Not Shown
Description of variations within ancestral species
that would have been selected for.
Answer shows excellent understanding of what
features would have been possessed by
ancestral species.
Answer shows a solid understanding of what
features would have been possessed by
ancestral species.
Limited understanding of what features
would have been possessed by ancestral
species outlined in answer.
Not Shown
Outlining of selection pressures faced by and
organism.
Selection pressures identified and explained in
detail.
Some selection pressures identified and
outlined in answer
Limited identification of selection pressures
outlined in answer.
Not Shown.
Understanding of genetic fitness and how it
relates to survival.
Genetic fitness outlined in relation to Natural
Selection and Evolution.
Genetic fitness with limited links to Natural
Selection and Evolution.
Brief description of genetic fitness given,
lacking in depth and understanding in
relation to Natural Selection and Evolution.
Not Shown
Overview and description of how a trait evolves
over time.
The evolution of the trait clearly outlined over
time. Answer detailed and supported with
evidence of thinking.
The evolution of the trait outlined over time.
Answer detailed and supported with some
evidence of thinking.
The evolution of the trait briefly outlined over
time. Answer supported with limited
evidence of thinking.
Not Shown
Excellent Understanding (3)
Solid Understanding (2)
Limited Understanding (1)
Not Shown (0)
Use of the four components of Darwin’s theory of
evolution to describe an organism’s evolution.
All four principles addressed in detail in answer
in relation to chosen species.
All four principles addressed in relation to
chosen species but lacking in detail
Some principles addressed in relation to
chosen species but lacking in detail
Not Shown
Terminology used appropriately and present
through explanations.
Correct terminology used throughout response.
Correct terminology used at times in
response and correct concepts present.
Correct terminology not used throughout
response, but concepts correct.
Not Shown
Diagrams and evidence provided to support
explanations given.
Some evidence provided to support
explanations given.
Limited evidence provided to support
explanations given.
Not Shown
Outlining the changes in traits that occur
between two species.
Part Two: Case study
Part Three: Darwin’s Theory of Evolution
Use of examples to illustrate how an organism
has evolved.
TOTAL=
out of 33