b3.2.1 the blood system gcse items that can be used to define successful outcomes for peer and self...

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B3.2.1 The blood system GCSE items that can be used to define successful outcomes for peer and self assessment activities

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Page 1: 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 systemGCSE items that can be used to define successful outcomes for peer and self assessment activities

Page 2: B3.2.1 The blood system GCSE items that can be used to define successful outcomes for peer and self assessment activities

Using Exam pro items to support successful outcomes

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Copyright © AQA and its licensors. All rights reserved.

Learners will be able to test their progress against learning outcomes using questions taken from past AQA GCSE examinations.

• B3.2.1 The blood system

Page 3: B3.2.1 The blood system GCSE items that can be used to define successful outcomes for peer and self assessment activities

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• B3.2.1 The blood system BLY3F-W-QP-JAN11Q3

Page 4: B3.2.1 The blood system GCSE items that can be used to define successful outcomes for peer and self assessment activities

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B3.2.1 The blood system BLY3F-W-QP-JAN11Q3

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• B3.2.1 The blood system BLY3F-W-MS-JAN11Q3

question

answers 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     4

Page 6: B3.2.1 The blood system GCSE items that can be used to define successful outcomes for peer and self assessment activities

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• B3.2.1 The blood systemBLY3H-W-QP-JAN11

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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

allow 1

1(b) any two from:

increased / high heart rate / pulse rate

dilation / widening of arteries / arterioles (to skeletal muscles) orless blood flow to other organs

increased stroke volume / described

 

do not allow pumps more blood unqualified

accept vasodilation unqualified

do not accept reference to veins / capillaries

2

1(c)  more respiration / description ormore energy required or to provide more energy

respiration / process described → CO2

CO2 diffuses into blood

ignore references to breathing

do not accept anaerobic respiration

 

1

1

1

Total     8

25000

1000

Page 9: B3.2.1 The blood system GCSE items that can be used to define successful outcomes for peer and self assessment activities

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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

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B3.2.1 The blood system BLY3F-W-MSJUN09

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• B3.2.1 The blood system BLY3F-W-MS-JUN09

Page 16: B3.2.1 The blood system GCSE items that can be used to define successful outcomes for peer and self assessment activities