General studies

_____ is the fluid that helps to deliver nutrients and oxygen to different parts of the body.

• water

• veins

• blood

Cockroach has colourless blood because it has no ______.

• bone and flesh

• muscle and hair

• respiratory pigment

Mammals have ____ blood.

• blue

• red

• green

An example of animal with blue blood is _____.

• squid

• lion

• ice fish

Animals with red blood have a protein called _____.

• haemocyanin

• haemoglobin

• chlorocruorin

Haemocyanin is the protein that gives _____ colour of blood.

• red

• blood

• blue

Tubeworm is an example of animals that have _____ blood.

• red

• blue

• green

_____ is the protein that makes the tubeworm's blood green.

• haemoglobin

• haemocyanin

• chlorocruorin

Which is the correct spelling of the protein that gives blue blood?

• Haemocyanin

• Heamocyanin

• Hemocyanin

The protein that gives green blood is spelt correctly as _____.

• Chlorocruorin

• Chlorocuine

• Chlorocrunine