Which of the following energy is provides energy without releasing greenhouse gases?
a) nuclear energy
b) natural gas
c) fuel energy
d) coal energy
Explanation: greenhouse gases are Carbon dioxide, methane etc
The largest demand of energy is generally fulfilled by……..
a) fossil fuels
b) solar energy
c) nuclear energy
d) hydroelectric energy
Explanation: Fossil fuels are made from decomposing plants and animals. These fuels are found in the Earth's crust and contain carbon and hydrogen, which can be burned for energy. Coal, oil, and natural gas are examples of fossil fuels.
Which of the following is/are the problem/s related with nuclear energy?
a) reactor accidents
b) safety
c) radioactive waste disposal
d) all of these
Explanation: nuclear accident at Chernobyl was one of the worst event in the history of nuclear age
Chernobyl accident increases the incidence of
a) skin cancer
b) thyroid cancer
c) lung cancer
d) throat cancer
WHO estimates cataracts may be caused by overexposure to UV radiation up to...
a) 20%
b) 30%
c) 50%
d) 10%
Which of the following isotope/s of uranium is/are needed to produce nuclear bomb?
a) U-234
b) U-235
c) U-238
d) both a and c
Explanation: Uranium “enriched” into U-235 concentrations can be used as fuel for nuclear power plants and the nuclear reactors that run naval ships and submarines. It also can be used in nuclear weapons.
