Question

Which of these scientists is responsible for developing a vaccine against rabies.

• A. Louis Pasteur
• B. John Dalton
• C. Henry Cavendish
• D. Dmitri Mendeleev

Answer 1

The correct option is A

Louis Pasteur

Explanation for correct option:

Option A

• Louis Pasteur was the one who developed the vaccine for rabies and anthrax.
• He developed the process of pasteurization, in which food is preserved by heating to kill the bacteria in them.
• He founded the Pasteur Institute, which is a center of medical research.

Therefore, option A is correct.

Explanation for incorrect option:

Option B

• John Dalton was a British chemist.
• He is best known for the atomic theory of matter.

Therefore, option B is incorrect.

Option C

• Henry Cavendish discovered hydrogen gas.
• He called it is inflammable air.

Therefore, option C is incorrect.

Option D

• Dmitri Mendeleev worked on classification of elements and made a Mendeleev's periodic table.
• He said that the properties of elements are periodic functions of their atomic weights.

Therefore, option D is incorrect.