AQA • Biology Paper 2
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Cursos Biology Paper 2 @ AQA
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AQA AS BIOLOGY Paper 2 1
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AQA GCSE Biology Paper 2 1
Últimos notas y resúmenes AQA • Biology Paper 2
AQA GCSE Biology Paper 2 
What is homeostasis? ANS:The maintenance of a constant internal environment. 
What is a stimulus? ANS:A change in your environment than requires a response. e.g Light, sound, touch, pressure, pain, chemical or temperature. 
What do the receptors do? ANS:Detect the stimulus or change in environment. 
What happens after the receptors? ANS:Receptors send messages to the CNS via the sensory neurone. 
What makes up the central nervous system? ANS:The brain or spinal cord 
Wh...
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AQA•AQA GCSE Biology Paper 2
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AQA GCSE Biology Paper 2 
What is homeostasis? ANS:The maintenance of a constant internal environment. 
What is a stimulus? ANS:A change in your environment than requires a response. e.g Light, sound, touch, pressure, pain, chemical or temperature. 
What do the receptors do? ANS:Detect the stimulus or change in environment. 
What happens after the receptors? ANS:Receptors send messages to the CNS via the sensory neurone. 
What makes up the central nervous system? ANS:The brain or spinal cord 
Wh...
AQA 
 
 
 
 
AS 
BIOLOGY 
Paper 2 
 
Thursday 25 May 2023	Morning	Time allowed: 1 hour 30 minutes 
Materials 
For this paper you must have: 
•	a ruler with millimetre measurements 
•	a scientific calculator. 
 
Instructions 
•	Use black ink or black ball-point pen. 
•	Fill in the boxes at the top of this page. 
•	Answer all questions. 
•	You must answer the questions in the spaces provided. Do not write outside the box around each page or on blank pages. 
•	If you need extra space ...
- Examen
- • 40 páginas's •
-
AQA•AQA AS BIOLOGY Paper 2
Vista previa 4 fuera de 40 páginas
AQA 
 
 
 
 
AS 
BIOLOGY 
Paper 2 
 
Thursday 25 May 2023	Morning	Time allowed: 1 hour 30 minutes 
Materials 
For this paper you must have: 
•	a ruler with millimetre measurements 
•	a scientific calculator. 
 
Instructions 
•	Use black ink or black ball-point pen. 
•	Fill in the boxes at the top of this page. 
•	Answer all questions. 
•	You must answer the questions in the spaces provided. Do not write outside the box around each page or on blank pages. 
•	If you need extra space ...