Black (stem) rust of wheat is caused by

Which one of the following is true for fungi?

Match the correct class for the given examples:
$(1)$ Puccinia,$(2)$ Colletotrichum,$(3)$ Albugo,$(4)$ Claviceps,$(5)$ Agaricus.

Read the following statements and answer the question.
$(i)$ Some members are saprophytes or parasites while a large number of them are decomposers of litter and help in mineral cycling.
$(ii)$ They reproduce only by asexual spores known as conidia.
$(iii)$ Mycelium is septate and branched.
$(iv)$ Alternaria,Colletotrichum and Trichoderma are examples of this class.
Which of the following class of fungi is being described by the above statements?

Which of the following organisms has a cell wall composed of chitin?

We can define a facultative parasite as one which