Which of the following is based on the principle of nuclear fusion?
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Which state is in the eastern most state of India
Arunachal Pradesh is the eastern most state of India.
Arrange the following ina proper sequence.
A. Mutation
B. Reproductive isolation
C. Natural selection
D. Evolution
Which one of the following is a waterborne disease?
The electronic dot and cross structure of ethene is ............
Water which is suitable for drinking is called _______________ water.
Fats, oils and cholesterol are all types of what?
Which one of the following is commonly used as an indicator to measure the exact pH?