The heaviest naturally-occurring element is
A. Radium
B. Platinum
C. Uranium
D. Cadmium
The heaviest naturally-occurring element is Read More »
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A. Radium
B. Platinum
C. Uranium
D. Cadmium
The heaviest naturally-occurring element is Read More »
A. Due to presence of dust in air
B. Carbon dioxide and water in clouds react to form carbonic acid
C. Ozone depletion
D. All of these
Why normal rain is slightly acidic Read More »
A. Sea Foods
B. Fruits and Vegetables
C. Seeds
D. None of these
Vitamin B is found in Read More »
A. Nicolas Léonard
B. Alessandro Volta
C. Michael Faraday
D. Friedrich Bessel
Battery was invented by Read More »
A. Vitamin B
B. Vitamin E
C. Vitamin K
D. Vitamin C
Which Vitamin gets destroyed on heating Read More »
A. Electromagnetic force and gravitational force
B. Electromagnetic force and weak nuclear force
C. Gravitational force and weak nuclear force
D. Weak nuclear force and strong nuclear force
Dr. Abdus Salam was one of the contributors of the unification of? Read More »
A. Silicon
B. Radium
C. Aluminum
D. Carbon
Which of the following elements is not present abundantly in earth’s crust ? Read More »
A. green leafy vegetables
B. Seeds
C. fresh vegetables and fruits
D. sea foods
The good sources of Vitamin-B Complex are? Read More »
A. Mercury
B. Venus
C. Mars
D. Jupiter
Planet which is easily visible from the Earth Read More »