Most of the fungi are harmful for human beings as they cause skin diseases and food poisoning but the biggest role of fungi in nature is:

Q. After recovering from infection of ringworm, Reena thought that all fungi are harmful for human kind, as these spoil food and cause various diseases. But her elder sister told him that not all fungi are harmful, some are quite useful such as in making bread, vitamins, Medicines (antibiotics) and in decomposing organic wastes.
(i) Name any fungus which is used in bread making.
(ii) Name any fungus which is the source of some medicine.
​(iii) What ecological benefit is shown by fungi?

Q. Assertion (A) : Some plant species grow poorly in nature if the soil fungi are killed with a fungicide.
Reason (R) : The mycorrhizal fungi transport to nitrate into the plant and receive phosphate in return.

Q. Assertion :- Mycorrhizal association is useful for plants.
Reason :- All fungi do not show mycorrhizal association.