High fever with shiver which can be treated with the bark of Cinchona tree is

The Correct answer is:  ​malaria

Cinchona tree is used to extract medicine from the bark of cinchona. Cinchona is used for increasing appetite.  It is also used for blood vessel disorders including haemorrhoids, varicose veins, and leg cramps.

Key Points

• Malaria is a disease caused by Plasmodium parasites that are transmitted to humans through the bites of infected female Anopheles mosquitoes. High fever with a shiver, headache, vomiting, and nausea are common symptoms of malaria.
• Quinine medicine was made from the bark of the cinchona tree.
• Quinine is a medication used to treat malaria and babesiosis. Quinine was first isolated in 1820 from the bark of a cinchona tree. It is an antimalarial drug that is made from Cinchona bark. 
• Cinchona is used in eye lotions to numb pain, kill germs, and as an astringent.

Additional Information

• Typhoid: It is a bacterial infection caused by Salmonella typhi bacteria. Contaminated food or water is the primary source of typhi bacteria.
• Chikungunya: It is an infection caused by the Chikungunya virus. It transmitted to humans by infected female Aedes aegypti mosquitoes.
• Dengue: Dengue is a mosquito-borne viral disease. Dengue is caused by the Dengue virus transmitted to humans by female Aedes aegypti mosquitoes.

Hence, from the above-mentioned points, it becomes clear that malaria can be treated with the bark of the Cinchona tree.