What is the name of the process that enables organisms to maintain a relatively stable internal environment?

Label the parts of the eye on the diagram

The diagram shows a Negative feedback mechanism in a mammal. What does X represent in the diagram?

• The heart

• The Brain

• A chemoreceptor in the skin

• A pressure receptor in a blood vessel

Complete the table to summarise the 5 senses and the type of receptors associated with each sense

Explain why the removal of water during osmoregulation is an example of homeostasis.

On the diagram, neatly label the following structures:

renal artery

renal vein

pelvis

cortex medulla

ureter