Biology Mcqs Online Test 6

The arrangement of ________ speaks of the division of labour within cell?

What is the branch of biology in which structure and function of tissues are studied?

From right ventricle blood is pushed into?

Biological organization is?

In which animal respiratory surface are found in more than one organ?

Operculum is present in?

Communities are ________ collection of organisms?

The number of species of organisms currently known to science is?

Biometry is the application of_______ in biology?

The heart is enclosed in a membrane called?