MCQ
Identify the bacteria that promotes the formation of curd:
- AVibrio cholerae
- BLactobacillus
- CMycobacterium leprae
- DClostridium tetani
Explanation:
Lactobacillus acts on the lactose of the milk and converts it into lactic acid. The increased acidity causes the milk proteins (casein) to coagulate and form the curd.
Vibrio cholerae bacterium causes cholera infection.
Mycobacterium leprae is a bacterium that causes leprosy while tetanus is an infection caused by a bacterium called Clostridium tetani.
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$R$ - Methanogens are used for fermentingmalted cereals and fruit juices to produceethanol.
$I$. Decline in death rate
$II$. Rapid increase in $MMR$ and $IMR$
$III$. Rapid decline in $MMR$ and $IMR$
$IV$. Increase in the number of people, in the reproductive age group
$V$. Rapid increase in the death rate
$Y$ - Method of embryo sac formation from a single megaspore is termed monosporic