Sceince test revision part 1

questions i did not get right

What is a organ?

Groups of different tissues working together to perform a particular job

What is the main function of the veins in the human body

To transport blood back to the heart

What sequence correctly repersents organsations in an organisim

Cells tissues organs systems

A lack of this vitiamin causes scurvy

Vitiamin C

What is name of the pigment that gives it its green colour?

Chlorophyll

The process of taking food into body through the mouth

indegestion