Levels Of Organisation

Question 1

Use?

Answer 1

Allows efficient systems for exchanging and transporting materials

Question 2

Atom

Answer 2

Smallest particle of a chemical element that can exist

Question 3

Molecule

Answer 3

A group of atoms bonded together; the smallest fundamental unit of a chemical compound that can take part in a chemical reaction

Question 4

Macromolecule

Answer 4

A molecule containing a very large number of atoms

Question 5

Organelle

Answer 5

Structures that carry out specific processes that cells need to survive

Question 6

Cell

Answer 6

Smallest functional unit of life capable of independent existence

Question 7

Tissue

Answer 7

Collection of similar cells that perform a common function

Question 8

Organ

Answer 8

A collection of tissues working together to perform a particular function

Question 9

Organ system

Answer 9

A number of organs working together to perform an overall life function

Question 10

Organism

Answer 10

An entire living being that can carry out life processes