SSC Selection Post 2024 PYQ — Question 7

In the following passage some words have been deleted. Select the most appropriate option
to fill in the blank.
Curd contains several microorganisms. Of these, the bacterium, Lactobacillus ___(1)___ the formation of curd. It multiplies in milk and ___ (2) ____ it into curd. Bacteria are also involved in the ____ (3) ____of cheese, pickles and many other food items. Bacteria and yeast are also helpful for the fermentation of rice idlis and dosa batter. Yeast ____(4)____ rapidly and produces carbon dioxide during respiration. Bubbles of the gas fill the dough and increase its ____(5)____ . This is the basis of the use of yeast in the baking industry for making bread, pastries and cakes.