Ques No.1: Chernobyl nuclear plant was destroyed in __________.
Ans: 1986 due to Failure of cooling system
Ques No.2: _________ work on the principle of Total internal reflection.
Ans: Optical fibres
Ques No.3: _________ lies in Russia.
Ans: Chernobyl nuclear reactor
Ques No.4: Stainless steel is an alloy of _________.
Ans: Iron, Chromium and Nickel
Ques No.5: The iron content in plant tissue is normally between _________.
Ans: 50-250 ppm
Ques No.6: Cooking oil can be converted into vegetable ghee by the process of _________.
Ques No.7: The second most abundant metal found in the earth‘s crust is _______.
Ques No.8: __________ with steam is more severe than scalding by boiling water because Steam contains more energy than boiling water.
Ques No.9: Noble gases are extremely __________.
Ques No.10: Polaroid‘s are used for ____________.