Vertical hyphae of bread mould have ________ on their tips.
Bread Mould:
Final Answer: Vertical hyphae of bread mould have sporangia on their tips.
The factors responsible for the rapid spreading of bread mould on slices of bread are : (i) Presence of a large number of spores in the air. (ii) Presence of a large number of thread-like branched hyphae. (iii) Presence of moisture and nutrients. (iv) Formation of round shaped sporangia. (a) (i) and (iii) (b) (ii) and (iv) (c) (i) and (ii) (d) (iii) and (iv)
Question 14 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)
Question 12 In Rhizopus, tubular thread-like structures bearing sporangia at their tips are called (a) filaments (b) hyphae (c) rhizoids (d) roots