981. Mikhail Kalashnikov was a ________ general.
(A) German
(B) Scottish
(C) Swedish
(D) Russian

982. Dynamite, an explosive, was invented by
(A) Alexander Fleming
(B) Alfred Nobel
(C) Mikhail Kalashnikov
(D) Wright brothers

983. Alfred Nobel was a ________ chemist and engineer.
(A) German
(B) Scottish
(C) Swedish
(D) Russian

984. Penicillin was discovered in 1928 by
(A) Alexander Fleming
(B) Alfred Nobel
(C) Mikhail Kalashnikov
(D) Wright brothers

985. Alexander Fleming was a ________ scientist.

(A) German
(B) Scottish
(C) Swedish
(D) Russian

986. The world’s first artificial satellite was
(A) Dong Fang Hong 1
(B) Explorer 1
(C) Sputnik 1
(D) Vanguard 1

987. The world’s first artificial satellite, Sputnik 1, was launched by
(A) United States
(B) Russia
(C) France
(D) Germany

988. The Sputnik 1 was launched by Russia on

(A) 4 October 1957
(B) 4 October 1959
(C) 4 October 1961
(D) 4 October 1963

989. The Mont Saint-Michel, a UNESCO World Heritage Site, is located in
(A) United States
(B) Russia
(C) France
(D) Germany

990. The Statue of Liberty in the United States is located in
(A) Washington D.C.
(B) New York
(C) Los Angeles
(D) Chicago

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