NTS Biology Mcqs Online Test 6

Biometry is the application of_______ in biology?

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

The heart is enclosed in a membrane called?

Communities are ________ collection of organisms?

Biological organization is?

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?

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

Operculum is present in?