Download App

Chemistry in Everyday Life — Chemistry STD 12 Science — Question

Gujarat BoardEnglish MediumSTD 12 ScienceChemistryChemistry in Everyday Life1 Mark
MCQ
Fermentation was discovered by:
  • A
    Vant Hoff and Le Bell.
  • ✓
    Louis Pasteur.
  • C
    Berzelius.
  • D
    Kolbe.
✓

Answer

Correct option: B.
Louis Pasteur.
Louis Pasteur discovered fermentation.
In $1860,$ he demonstrated that bacteria cause souring in milk, a process formerly thought to be merely a chemical change, and his work in identifying the role of microorganisms in food spoilage led to the process of pasteurization.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "M.C.Q (1 Marks)" from Chemistry in Everyday Life→Chemistry in Everyday Life — all question types→Chemistry STD 12 Science question papers→Gujarat Board STD 12 Science question papers→Gujarat Board question paper generator→

Similar questions

Formaldehyde is used as formalin in industries:
→
$L-$isomer of a compound $'A'$ $\left( C _{4} H _{8} O _{4}\right)$ gives a positive test with $\left[ Ag \left( NH _{3}\right)_{2}\right]^{+}$. Treatment of $'A'$ with acetic anhydride yield triacetate derivative. Compound $'A'$ produces an optically active compound $(B)$ and an optically inactive compound $(C)$ on treatment with bromine water and $HNO _{3}$ respectively, compound $( A )$ is ....
→
Which of the following does not give alcohol on reduction
→
In which of the following reactions hydrogen gas will not be evolved ?
→
The following substances were all dissolved in $100$ grams of water at $290K$ to produce saturated solutions.If the solution is heated to $310K,$ which substance will have a decrease in its solubility:
→
The dipeptide, $Gln-Gly$, on treatment with $CH_3COCl$ followed by aqueous work up gives
→
$AgCl$ is soluble in
→
How many primary amines are possible from the molecular formula $C _4 H _{11} N$ ?
→
Silver benzoate reacts with bromine to form
→
In a cell reaction

$Cu(s) + 2Ag^+(aq) \to Cu^{+2}(aq)+2Ag(s)$

$E_{cell}^o= + 0.46\, volt$.

If the concentration of $Cu^{+2}$ ions is doubled then $E_{cell}^o$ will be

→