AQA GCSE Biology. Topic 5 – Homeostasis and response

I have gone through the specification and these are the bits the examiners want you to know with links to my YouTube videos and other websites to help you understand any bits that are confusing. 

 

Whole topic summary video

Quick fire questions for this topic

 

To get all the quick-fire questions, Knowledge checklists, key words, equations and units sheets and 200 pages of FREE awesomeness head to my website and download your revision guide https://www.primrosekitten.com/collections/all Amazon will kindly print it off for you or you can treat yourself to the extended version,  with another 100 pages of science questions. 

  

AQA Standard Revision Guide - Paperback (190 pages) http://amzn.to/2kw8DGb 

AQA Extended Revision Guide - Paperback (291 pages) http://amzn.to/2g1OdTN

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Required Practicals 


AQA Biology

1 –  Cell biology

2 –  Organisation

3 –  Infection and response

4 –  Bioenergetics

5 –  Homeostasis and response

Specification statement

 

These are the bits the exam board wants you to know, make sure you can do all of these…

Bits to help if you don’t understand

Primrose Kitten

Other places

I can define the term homoeostasis

 

TuitionKit

http://bit.ly/2x43Tg3

 

Total Learn http://bit.ly/2gzchKy

I can explain the need for homoeostasis within the context of the human body, including; blood glucose, temperature and water

 

I can describe the role of receptors; the brain; the CNS; the pancreas; effectors, muscles; glands in homeostasis

 

I can describe the structure of the nervous system

 

TuitionKit

http://bit.ly/2fc8hTp

I can describe how the nervous system works in reacting to surroundings and coordinating behaviour

 

I can describe the path a signal takes along the receptor via the CNS

 

I can explain a reflex arc

 

 

I can describe the function of the brain                       

Biology only

 

TuitionKit

http://bit.ly/2f2c95n

I can identify the different parts of the brain

Biology only

 

 

I can explain the problems with investigating brain function

Biology only

Higher tier only

 

I can describe how doctors can map regions of the brain

Biology only

Higher tier only

 

 

I can describe the structure of the eye

Biology only

https://youtu.be/wr3RWxV1JX8

TuitionKit

http://bit.ly/2f1zkNn

I can explain the function of the different parts of the eye

Biology only

I can describe what happens to the eye when it focuses on near or far objects

Biology only

 

 

I can describe short sightedness and long sightedness

Biology only

https://youtu.be/aRDt8PUhv4c

 

I can explain how short sightedness and long sightedness can be corrected

Biology only

 

I can interpret ray diagrams

Biology only

 

 

I can describe how the body controls internal temperature

Biology only

 

TuitionKit http://bit.ly/2x4kW1p

I can explain how the body controls internal temperature

Biology only

Higher tier only

 

I can describe the parts of the endocrine system and how they work together

 

TuitionKit http://bit.ly/2fbCdis

I can describe the importance of the pituitary gland

 

 

I can identify the locations of the pituitary gland; pancreas; thyroid; adrenal gland; ovary and testes

 

 

I can describe how blood glucose concentration is monitored

 

TuitionKit http://bit.ly/2xH7e5k

I can explain what happens when blood glucose is too high

 

I can describe how insulin controls blood glucose levels

 

I can describe the cause, symptoms and treatment for type 1 diabetes

 

I can describe the cause, symptoms and treatment for type 2 diabetes

 

Total Learn http://bit.ly/2y3fgBh

I can explain what happens when blood glucose is too low

Higher tier only

 

 

I can explain the negative feedback loop that controls blood glucose levels

Higher tier only

 

Total Learn http://bit.ly/2yNEHuz

I can describe the effect osmosis has on cells

Biology only

 

 

I can describe how water leaves and enters the body

Biology only

 

TuitionKit http://bit.ly/2h6ZS3T

I can describe what happens to cells if they lose or gain too much water

Biology only

 

 

I can explain the need for amino acids to be excreted

Biology only

Higher tier only

 

 

I can describe the function of the kidneys

Biology only

 

 

I can explain the effect that ADH has on the kidneys and blood water concentration

Biology only

Higher tier only

 

TuitionKit http://bit.ly/2x7DEmm

I can describe the treatment for kidney failure

Biology only

 

TuitionKit http://bit.ly/2h9ZVfD

I can describe the roles of the different hormones in the menstrual cycle

 

TuitionKit http://bit.ly/2frojpb

I can describe the roles of the different hormones in puberty

 

I can describe ovulation

 

 

I can describe the role of testosterone

 

 

I can describe the interaction between FSH, LH and oestrogen in the menstrual cycle

Higher tier only

 

 

I can describe different method of contraception, including hormonal and non–hormonal methods

 

TuitionKit http://bit.ly/2y5Zl5u

I can explain different method of contraception, including hormonal and non–hormonal methods

 

 

I can describe the need for treatment for infertility

Higher tier only     

https://youtu.be/LrwgFZaGpvY

TuitionKit http://bit.ly/2fr34nw

I can explain the process of IVF

Higher tier only

I can evaluate the positive and negative effects of IVF

Higher tier only

I can explain the role and regulation of thyroxine in the body

Higher tier only

 

 

I can explain the role and regulation of adrenaline in the body

Higher tier only

 

 

I can explain what happens in phototropism

Biology only

 

 

TuitionKit http://bit.ly/2jxILt1

I can explain what happens in gravitropism or geotropism

Biology only

https://youtu.be/57IXUG0CHSQ

I can explain the role and mechanism of gibberellins

Biology only

 

TuitionKit http://bit.ly/2x4pp4d

I can explain the role and mechanism of ethene

Biology only

 

I can explain the role and mechanism of auxins

Biology only

Higher tier only

 

6 –  Inheritance, variation and evolution

7 –  Ecology

 

 

AQA Chemistry

1 – Atomic Structure and the Periodic Table

2 – Bonding, Structure and the Properties of Matter

3 – Quantitative Chemistry

4 – Chemical Changes

5 – Energy Changes

6 – The Rate and Extent of Chemical Change

7 – Organic Chemistry

8 – Chemical Analysis

9 – Chemistry of the Atmosphere

10 – Using Resources

 

 

AQA Physics

1 –  Energy

2 –  Electricity

3 –  Particle Model of Matter

4 –  Atomic Structure

5 –  Forces

6 –  Waves

7 –  Magnetism and Electromagnets

8 –  Space Physics