Edward Jenner discovered vaccines for which of the following diseases?
A. Small pox
B. BCG
C. Cholera
D. Typhoid
Correct Answer: Small pox
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Which one of the following vaccines was first discovered
A. Small pox
B. BCG
C. Cholera
D. Typhoid
Correct Answer: Small pox
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Milk is pasteurized at a temperature of _____?
A. 30°C
B. 40°C
C. 50°C
D. 60°C
Correct Answer: 60°C
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Hepatitis is a disease of which of the following organ?
A. Heart
B. Liver
C. Lungs
D. Brain
Correct Answer: Liver
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Vaccines are made up of ________?
A. Weakened pathogen
B. Live pathogen
C. Dead pathogen
D. All of these
The Correct Answer is D. All of these
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Where does the ozone layer lie in the atmosphere?
A. Troposphere
B. Stratosphere
C. Mesosphere
D. Thermosphere
Correct Answer: B. Stratosphere
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By which process does a plant release water vapour?
A. Transpiration
B. Condensation
C. Evaporation
D. Chlorination
Correct Answer: A. transpiration
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The largest cell in the human body is known as ________?
A. Ovum
B. Mitochondria
C. Sperm
D. Neuron
Correct Answer: A. Ovum
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Smallest cell in the human body is known as ________?
A. Ovum
B. Mitochondria
C. Sperm
D. Neuron
The dengue virus is transmitted by mosquitoes that breed in fresh water it can be protected by ___________?
A. covering water
B. draining water
C. cleaning water
D. All of these
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