Biology Quiz

Which part of the eye contains sensory receptors for sight?

• lens

• retina

• optic nerve

• zonule fibers

The retina contains millions of light-sensitive cells called ___ and ____ and other nerve cells that receive and organize visual information.

What taxa eye is this?

• mammal

• bird

• reptile

• fish

What taxa eye is this?

• mammal

• bird

• reptile

• fish

What is the function of the optic nerve?

• dilates to regulate light intake

• Transmits impulse to the brain

• changes the shape of the lens when your eyes focus on a near object

• produces the fluid in the eye called aqueous humor

Where are the chemoreceptor cells?

• eyes

• ears

• skin

• nose

The epidermis is part of which organ?

• heart

• pancreas

• skin

• intestines

Uric acid can move back into the gut as the ________ has a specific modificiation.

Hair is made up of a protein called what?

What part of a birds digestion grinds food through muscle contractions?

• crop

• gizzard

• oesophagus

• trachea