B3.2.1 The blood system
GCSE items that can be used to define successful outcomes
for peer and self assessment activities
•
B3.2.1 The blood system
Using Exam pro items to support successful
outcomes
Learners will be able to test their progress against learning
outcomes using questions taken from past AQA GCSE
examinations.
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B3.2.1 The blood system BLY3F-W-QP-JAN11Q3
B3.2.1 The blood system BLY3F-W-QP-JAN11Q3
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question
answers
B3.2.1 The blood system BLY3F-W-MS-JAN11Q3
extra information
mark
3(a)(i)
18
1
3(a)(ii)
Z
1
3(b)(i)
red blood cells
1
3(b)(ii)
haemoglobin
1
Total
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4
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B3.2.1 The blood systemBLY3H-W-QP-JAN11
B3.2.1 The blood system BLY3H-W-QP-JAN11
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B3.2.1 The blood system BLY3H-W-MS-JAN11
question
answers
extra information
mark
1(a)(i)
brain
1
1(a)(ii)
skin
1
1(a)(iii)
1/25 or 4% or 0.04 or 1 in 25 or
1:25 or 1 out of 25
1(b)
1000
25000
any two from:



1(c)
allow
1
2
increased / high heart rate /
pulse rate
do not allow pumps more blood unqualified
accept vasodilation unqualified
dilation / widening of arteries /
do not accept reference to veins / capillaries
arterioles (to skeletal muscles)
or
less blood flow to other organs
increased stroke volume /
described
more respiration / description
or
more energy required or to
provide more energy
ignore references to breathing
1
respiration / process described
→ CO2
do not accept anaerobic respiration
1
CO2 diffuses into blood
1
Total
8
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B3.2.1 The blood system BLY3F-W-QP-JUN10
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B3.2.1 The blood system BLY3F-W-QP-JUN10
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B3.2.1 The blood system BLY3F-W-MS-JUN10
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B3.2.1 The blood system BLY3F-W-QP-JUN09
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B3.2.1 The blood system BLY3F-W-QP-JUN09
B3.2.1 The blood system BLY3F-W-MSJUN09
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Version 2.0
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B3.2.1 The blood system BLY3F-W-MS-JUN09