Biology Practice Tests – The Transport Systems


Hello and Welcome to Biology Practice Test - The Transport Systems

  1. You are to attempt 5 random objectives questions ONLY.
  2. Supply Your Full Name and Location in the text box below and begin immediately.
  3. You can attempt as many times as possible



Which of the following results is to be expected if the set-up is left for several hours?

A. Decrease in the size of the yam
B. Movement of the salt solution into the water
C. Decrease in the volume of water inside the yam
D. Movement of water from the salt solution into the yam


Blood Composition Individual

Plasma

Red Blood Cells

White Blood Cells

Platelets

I

Normal

Normal

High

Normal

II

Normal

Normal

Normal

Normal

III

Normal

Normal

Low

Normal

IV

Normal

Normal

Normal

Low


Which of the individuals is likely to be suffering from haemophilia?

A. I     B. II     C. III     D. IV


The reason why the flow of blood through the capillaries is very slow is ______

A. because the walls of capillaries are very thin.
B. to avoid high-blood pressure.
C. to ensure that the individual does not get dizzy.
D. to allow adequate time for exchange of materials


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.


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.


 



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