Note: To use this page as intended your browser must be JavaScript enabled.

Click on the question buttons (left) to navigate to the questions, type your answer in the text area provided below each question and then click the submit button (your answer will then appear below the text area). After answering a question, click on the answer button to view a sample answer. Compare your answer to the sample answer. If your answer is significantly different, I suggest you examine how you arrived at your answer. Instructions for saving this page with your responses.

Symbiotic Interactions Questions

Question 1

Submit Answer 1

Answer 1

One common method is to use a tracer molecule. By feeding the insect radioactive carbon in sugar, traces of radioactivity will be found in the fungus only if it remains attached to the insect. Structural evidence is also used. If the fungus has haustoria inserted into insects, then it is commonly assumed that the insect is supplying energy.


Question 2

Submit Answer 2

Answer 2

Fungi commonly provide chemical or physical defences for other organisms. They can also supply degradative enzymes enabling digestion of complex molecules.


Question 3

Submit Answer 3

Answer 3



Question 4

Submit Answer 4

Answer 4



Question 5

Submit Answer 5

Answer 5



Question 6

Submit Answer 6

Answer 6



Question 7

Submit Answer 7

Answer 7