Answer the following problems.

problem 1) 21 Most fungi are made up of ….. A ….. which form a ….. B ….. which spreads throughout the material on which the fungus feeds (the substrate). Many fungi are saprophytic. They secrete ….. C ….. into the substrate and then ….. D ….. the soluble products.

problem 2) In what ways may saprophytic fungi be (a) useful, (b) harmful?

problem 3) Name one fungus, in each case, which attacks (a) crops, (b) humans;

problem 4) Choose the most appropriate word, from the list below, to complete the following sentence.

Human fungus diseases are very ….. A …...

dangerous, infectious, contagious, catching

problem 5) Which one of the following would be used to treat athlete's foot? A bacteriocide a fungicide., a pesticide, an insecticide.

problem 6) State two ways in which protozoa differ from bacteria.

problem 7) Which body cells are attacked by the malarial parasite?

problem 8) By what means can malarial parasites be transmitted from an infected person to a healthy person?