In which plant does the fungus $Claviceps purpurea$ (ergot) occur?

Which is the causal organism of red rot in sugarcane?

In $Yeast$,sexual reproduction occurs by conjugation. After fusion,the zygotic nucleus divides meiotically to form haploid spores. The unicellular structure containing these haploid spores is known as:

Columella is a specialized structure found in the sporangium of

Which of the following types of heterothallism is found in $Mucor$?

Which one is not related to the perfect stage of a fungus?