Biology Practice Test – The Transport Systems

Use the diagram below to answer the question.

After an hour, the level of water in the thistle funnel will ______

A. rise      B. fall.      C. remain the same.     D. double.

Use the diagram below to answer the question.

The experiment above is used to demonstrate the process of ______

A. transportation.     B. water culture.      C. diffusion.    D. osmosis.

Conduction of water and mineral salts through the xylem vessels is enhanced because the xylem cells are

A. thickened with lignin.
B. long, narrow tubes placed end to end.
C. close to the endodermis.
D. centrally placed in the roots.

Which of the following blood vessels have valves?

A. Capillary      B. Artery      C. Vein      D. Arteriole.

A student dissecting an animal specimen discovered that it had two auricles and one ventricle. The animal is likely to be a/an _____

A. fish.    B. reptile.     C. amphibian.    D. bird.