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Assessment FrameworkAssessment FrameworkAssessment FrameworkAssessment Framework2012 HKDSE Biology & 2012 HKDSE Biology & gygy
Combined Science (Biology part)Combined Science (Biology part)
25 March 201125 March 201125 March 201125 March 2011Mr Ben TsuiMr Ben Tsui
HKDSEHKDSE A total of 24+ subjects
ff doffered Maximum no. of
subjects entered per candidate: 4 core subjects 3+1 elective subjectsj(http://www.hkeaa.edu.hk/en/hkdse/)
BiologyNot to be taken together with Integrated Science, gCombined Science (Bio + Phy / Chem)
HKDSE – Assessment Framework, S l P L l D i tSample Papers, Level Descriptors
HKDSESubject HKDSE Subject information Biology (http://www.hkeaa.edu.hk/en/HKDSE/Subject_Information/ / j _/NSS/bio/)
HKDSESubject HKDSE Subject information Science: Combined Science(http://www hkeaa edu hk/en(http://www.hkeaa.edu.hk/en/HKDSE/Subject_Information/NSS/com_sci/)
Mode of Assessment - BiologygyPublic Examination School-based
AssessmentPaper 1 Paper 2p pDuration 2 ½ hrs 1 hr S5 & S6
CurriculumCompulsory Elective partCurriculum
coveragepart
[Topics I-IV]
Elective part[Topics V-VIII]
Whole
Section A:Type of
assessment
Section A: MCQs
Section B: Structured Qs(Answer 2 out
Practical & non-practical related
tasks conventional Qs
of 4 Qs.) tasks*
WeightingA: 18%B: 42%
20% 20%
* Assessment of non-practical related tasks is applicable to 2014 exam and thereafter.
Biology: Public ExaminationPaper 1 Paper 2
All questions are compulsory Four sections; each section on lone elective topic
Attempt any 2 sections [FAQs][ Q ]
Paper total = 120 marks Section A
Paper total = 40 marks One question per section;
36 MCQs 36 marks Section B
h i
q pdivided into parts
Attempt all parts within a i 5-7 short questions
30 marks 3-5 structured questions
section 20 marks per section
3-5 structured questions& 1 essay 54 marks
Question-Answer Book 2 Answer Books
Features of exam papersFeatures of exam papers
Different question types Different question types Test understanding and application of
knowledge, analysis, integration and evaluation
Address ‘scientific inquiry’, ‘STSE connections’ and ‘nature andconnections and nature and history of biology’ [sample questions on NOS: htt // hk d hk/D Lib /HKDSE/S bj t I f ti /bi /NOShttp://www.hkeaa.edu.hk/DocLibrary/HKDSE/Subject_Information/bio/NOS-SampleQuest-E.pdf ]
Sample Paper 1 Q.5
Combined ScienceCombined Science
3 possible combinations: 3 possible combinations: Combined Science (Physics & Chemistry) Combined Science (Chemistry & Biology) Combined Science (Physics & Biology)( y gy)
Aims to complement a third science subjectsubject
NOT to be taken together with gIntegrated Science
Combined Science (Biology Part)( gy )Public Exam
SBA(one paper only)
SBA
Duration 1 hr 40 min S5 & S6Curriculum coverage Whole Combined Sci (Bio part)
Type of assessment
t k
Section A: MCQsSection B: conventional Qs
Practical & non-practical
l t d t k *tasks Section B: conventional Qs related tasks*
WeightingA: 12%
10%WeightingB: 28%
10%
* Assessment of non-practical related tasks isAssessment of non practical related tasks is applicable to 2014 exam and thereafter.
Combined Science (Biology Part) PaperCombined Science (Biology Part) Paper All questions are compulsory
P t t l 80 k Paper total = 80 marks Section A : 24 MCQs 24 marks Section B :
4-6 short questions 20 marks 2-4 structured questions & 1 essay 36 marks
Question-Answer Book will be used Some questions common with Bio Paper 1 CS (Bio) Exam held concurrently with ( ) y
Biology Paper 1
FAQsFAQsAre candidates required to indicate their choices at the time of registration for thechoices at the time of registration for the HKDSE examination or are they allowed to choose any 2 sections to answer in thechoose any 2 sections to answer in the examination? [FAQ]
Are students taking a science course with a Biology component (including Combined S i i l d d S iScience (Biology part) and Integrated Science) in S5 allowed to switch to Biology in S6 and
i ? [FAQ]vice versa? [FAQ]
Back
Standards Referenced Reporting (SRR)Standards Referenced Reporting (SRR)
Fi l l f f Five levels of performance: 5 (highest) to 1 (threshold) + unclassified
5** (best performance) and 5* (next best group)g p)
Standards at levels 5 and 4 are set with reference to grades A-D of current HKALEreference to grades A D of current HKALE
Component levels for Combined Science electives will be reported in the certificateelectives will be reported in the certificate
Standards setting
A candidate’s total subject score is based on both public examination and SBA results
A panel of judges (experienced teachers, p j g ( p ,markers, examiners, etc) will determine the minimum scores (cut scores) a candidate must ( )obtain in order to meet various standards (Levels 1-5)( )
F t f SRRFeatures of SRR
Th t d d h ld t t The standards are held constant The percentage of candidates awarded a p g
given level may vary from year to year The standards of performance are more The standards of performance are more
explicit Level descriptors together with samples of Level descriptors together with samples of
performance can illustrate the standards
2012 SBA2012 SBA Teachers’ Handbook Teachers Handbook
delivered to schools in October 2009October 2009
http://www.hkeaa.edu.hk/DocLibrary/SBA/HKDSE/SBAhandboibrary/SBA/HKDSE/SBAhandbook-2012-BIO-E-300609.pdf (E)
http://www.hkeaa.edu.hk/DocLibrary/SBA/HKDSE/SBAhandbo
k 2012 O C 300609 df Cok-2012-BIO-C-300609.pdf (C)
HKDSE Bio School Based AssessmentHKDSE Bio School-Based AssessmentPrinciples of SBA design:
integrate assessment with teaching and learninglearning
align with curriculum aims (e.g. develop the ability
b dd ito make scientific inquiries) by addressing curriculum emphases and learning targets ( k f l b ti f l t h th i f(e.g. make careful observations, formulate hypothesis for investigation)
f db k f b tt l i d t hi feedback for better learning and teaching
HKDSE Bio School Based AssessmentHKDSE Bio School-Based Assessment
I l d i 2 hImplemented in 2 phases:
2012 & 2013 Exams 2012 & 2013 Exams
Practical related tasks only
2014 Exam & onwards
B th ti l l t d t k &Both practical related tasks & non-practical related tasks
2012 & 2013 Biology & Combined Science (Biology t) i ti P ti l l t d t k lpart) examinations – Practical related task onlyAssessment Area Abilities assessed
Practical skills
Ability to organize and perform practical workPractical skills
(Ability area A) Ability to make accurate observations and
tmeasurements• Identification of problem and
formulation of hypothesis if
Investigation report
formulation of hypothesis, if applicable
• Design and method ofest gat o epo t(Ability area B)
Design and method of investigation
• Presentation of results• Interpretation and discussion
of results and conclusion
2012 & 2013 HKDSE SBA R i t2012 & 2013 HKDSE SBA Requirements
BIOLOGY COMBINED SCIENCEBIOLOGY COMBINED SCIENCE(Biology Part)
20% f bj k 10% f bj k20% of subject mark 10% of subject markMinimum no. of assessment: Minimum no. of
Area A: 1 in S5; 1 in S6
assessment:
Area A: 1 in S5 & S61 in S6Area B: 1 in S5;
1 i S6 Area B: 1 in S5 & S61 in S6 Area B: 1 in S5 & S6
Types of practical-related tasksTypes of practical related tasks(a) investigative practical work G1 (Area A )(b) i i i ti (A A)(b) microscopic examination (Area A)(c) dissection of animal / animal organs (Area A)(d) l fi ld k G1 (A A)(d) ecology fieldwork G1 (Area A)(e) biological drawing (Area A)Area A
Task types (b) - (e) are optional; no more than 1 t th t f t k ill b t d iassessment on these types of tasks will be counted in
the final ability area A mark. G1: Group work allowed Teachers assess the G1: Group work allowed. Teachers assess the
practical skills of individual students within each group.group.
Types of practical-related tasksTypes of practical-related tasks(a) investigative practical work (Area A or/and Area B)(b) i i i i (A A)(b) microscopic examination (Area A)(c) dissection of animal / animal organs (Area A)(d) ecology fieldwork G1 (Area A)gy(e) biological drawing (Area A)
Area B : The reports that contribute to the final area B mark
must come from different sub-topics listed under each topic labelled with (a) to (f) in the Biologyeach topic, labelled with (a) to (f), in the Biology Curriculum & Assessment Guide (p.14-15) andCombined science Curriculum & Assessment Guide ( 15)(p.15)
Full instruction on procedure should NOT be given
2012 & 2013 HKDSE SBA R i t2012 & 2013 HKDSE SBA Requirements
BIOLOGY COMBINED SCIENCEBIOLOGY COMBINED SCIENCE(Biology Part)
In calculating the SBA mark:
Best 1 mark in Area B in S5In calculating the SBA mark:
Best 1 mark in Area A in S5 &Best 1 mark in Area B in S5Best 1 mark in Area B in S6(must come from different sub
Best 1 mark in Area A in S5 & S6Best 1 mark in Area B in S5 &(must come from different sub-
topics)
Best 2 marks in Area A in S5
Best 1 mark in Area B in S5 & S6
& S6 (no more than 1 from types (b) to (e)
2012 HKDSE SBA R i t2012 HKDSE SBA Requirements
BIOLOGY COMBINED SCIENCEBIOLOGY COMBINED SCIENCE(Biology Part)
Minimum no of practical related Minimum no of practical relatedMinimum no. of practical related tasks for teaching & learning:
8 in S5 & S6
Minimum no. of practical related tasks for teaching & learning:
4 in S5 & S68 in S5 & S6 4 in S5 & S6List of practical work done in S5
List of practical work done in S5 & S6S5
List of practical work done in S6
S5 & S6
S6
Assessment Tasks & Criteria: Area A Assessment made by direct observation of
students’ performance during laboratory work / fi ld kfieldwork
Setting Assessment Tasks & Assessment Criteria Sections 2.3 & 2.4 Teachers’ Handbook Illustrated in Sample Tasks
h ’ i di ib d i i 20 & 26 Teachers’ version distributed in seminars on 20 & 26 June 2009
Students’ version: Students version:http://www.hkeaa.edu.hk/DocLibrary/SBA/HKDSE/SampleTask-BIO-E-210809.pdf (E)
http://www hkeaa edu hk/DocLibrary/SBA/HKDSE/SampleTask-BIO-C-http://www.hkeaa.edu.hk/DocLibrary/SBA/HKDSE/SampleTask-BIO-C-210809.pdf (C)
Planning for teaching
T h f
Planning for teaching & assessment
Teachers are free to devise their SBA tasksso that students will be exposed to a variety of experiences covering different gtopics of the curriculum.
“Relation of the Relation of the Curriculum to SBA”
* Topics included in Combined ScienceCombined Science (Biology part)
A C i i A B Assessment based on the report of a scientific
Assessment Criteria: Area B Assessment based on the report of a scientific
investigation carried out by students Design & planning of the investigation has to be
completed within class time under the supervision ofcompleted within class time under the supervision of the teacher
Teachers can provide their students with:p Generic guidelines on the design of the investigation & on
writing the report Technical information essential for the investigationg
Assessment criteria Section 2.4 Teachers’ Handbook
T b ill t t d i k d l t d t t To be illustrated in marked sample student reports
On making assessmentOn making assessment
Mark scale – 10 point scaleMark scale 10 point scale applicable to different ability areas and
tasks in the SBAtasks in the SBA Marks Quality of work Assessment must be
9-10 Excellent6-8 Good
fair and students’ work must be original.
3-5 Fair1 2 Poor1-2 Poor
Moderation of SBA markModeration of SBA mark
a statistical moderation method will be adopted a statistical moderation method will be adopted The “school” would be used as the unit for
moderationh d h d f S f the average and the spread of SBA scores of
students in a given school will be adjusted with reference to the public examination scores of the psame group of students
students’ SBA marks may be adjusted but the rank order determined by the school will remainedorder determined by the school will remained unchanged
district coordinators will also inspect samples of the students’ assessed work to assist moderation andstudents assessed work to assist moderation and make adjustments if necessary
2014 & onwards2014 & onwards Practical related & Non-practical related
taskstasksBiology Combined Sc (Bio)
Practical related tasks
Non-practical
related tasks
Practical related tasks
Non-practical
related tasksA B A Brelated tasks related tasksA B A BS5 1 1 1
1 1 1S6 1 1 1
6% 8% 6% 3% 4% 3%
Non-practical related tasksNon practical related tasksEach assignment should cover:
Curriculum emphases
(at least one)
Generic skills
(at least two)(at least one) (at least two)
Scientific inquiry
S i T h l
Creativity
C iti l thi ki kill Science-Technology-Society- Environment C ti
Critical thinking skills
Communication skillsConnections
Nature and history of Problem-solving skills
Biology
Examples of AssignmentsExamples of Assignments Read about the works of some biologists and write a
report / review in connection with the understanding p / gof
the nature of sciencei hl b d i i Design a poster / pamphlet / web page advising on
ways in which people can reduce the chance of developing cancerdeveloping cancer
Report on a visit to a sewage treatment plant / anecological studyg y
Where necessary, group work followed by presentation / l i i b h i d/ oral-questioning by teacher is accepted.
SBA Information & DocumentsSBA Information & Documents HKEAA website (http://www.hkeaa.edu.hk/)( p )
HKDSE School-based Assessment SBA for HKDSE Elective subjects Biologyfor HKDSE Elective subjects BiologyGeneral Informationhttp://www.hkeaa.edu.hk/en/sba/sba hkdsehttp://www.hkeaa.edu.hk/en/sba/sba_hkdse_elective/subject.html?9&2 [E] http://www.hkeaa.edu.hk/tc/sba/sba hkdse ehttp://www.hkeaa.edu.hk/tc/sba/sba_hkdse_elective/subject.html?9&2 [C]
PowerPoints used in previous training PowerPoints used in previous training sessions
32
Biology Curriculum & Assessment Guide p. 14 – 15
Protease activity
TranspirationVitamin C
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