Factors responsible for the rapid spread of bread mould on slices of bread are
(i) large number of spores
(ii) availability of moisture and nutrients in bread
(iii) presence of tubular branched hyphae
(iv) formation of round shaped sporangia
(a) (i) and (iii)
(b) (ii) and iv)
(c) (i) and (ii)
(d) (iii) and (iv)
Answer: C
Solution: The factors responsible for rapid spread of bread mold on slices of bread are availability of moisture and nutrients in bread and formation of round shaped sporangia. The fungi spread rapidly through spores by sexual or asexual method. The spores germinate under favorable conditions and produces new hyphae.