MCQ
Baker's yeast is
- APropionibacterium sharmanii
- ✓Saccharomyces cerevisiae
- CTrichoderma polysporum
- DLactobacillus
Bread is made through fermentation by Saccharomyces cerevisiae or commonly called baker's yeast. Yeast species also used in alcoholic fermentation is $S$. cerevisiae (Brewer's yeast)
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| Column $I$ | Column $II$ |
| ($a$) Pneumotaxic Centre | ($i$) Alveoli |
| ($b$) $O _{2}$ Dissociation curve | ($ii$) Pons region of brain |
| ($c$) Carbonic Anhydrase | ($iii$ Haemoglobin |
| ($d$) Primary site of exchange of gases | ($iv$) $R.B.C.$ |
| List-l | List-II |
| (A) Natality | (I) Number of deaths in the population during a given period |
| (B) Mortality | (II) Numbers of births during a given period that are added to the initial density |
| (C) Expanding age pyramid | (III) Post reproductive Reproductive Pre-reproductive![]() |
| (D) Stable age pyramid | (IV) The percent individuals of pre-reproductives and reproductive age are same |
