Question

Which of the following environmental conditions are essential for optimum growth of Mucor on a piece of bread?

(i) Temperature of about 25^oC

(ii) Temperature of about 5^oC

(iii) Relative humidity of about 595

(iv) Relative humidity of about 95%

(v) A shady place

(vi) A brightly illuminated place

Choose the answer from the following options

(a) (i), (iv) and (v) only

(b) (ii), (iv) and (v) only

(c) (ii), (iii) and (vi) only

(d) (i), (iii) and (v) only

Answer 1

 Correct option  (a) (i), (iv) and (v) only

Explanation:

Mucor shows the best growth on a piece of bread at a temperature of about 25^oC, relative humidity of about 95% in a moist and shady piece. Mucor is a saprophytic fungus belonging to the order-Mucorales and family-Mucoraceae and grows on Cecavirrq dung and on some food stuffs.