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General Science MCQ on Biology, Chemistry and Physics with Answer
Q: Blood Circulation was discovered by?
A: Mary Anderson
B: William Harvey
C: Virginia Apgar
D: Robert Feulgen
Answer
Correct Option: B  [ William Harvey ]
Remark:
William Harvey an English physician discovered the principle of the circulation of the blood through the body.
Q: Hydro?uoric acid is not kept in glass bottles because it reacts with:
A: visible light
B: sodium oxide of glass
C: aluminium oxide of glass
D: silicon dioxide of glass
Answer
Correct Option: D  [ silicon dioxide of glass ]
Remark:
Q: Which layer of the atmosphere is nearest to the surface of the earth?
A: Mesosphere
B: Thermosphere
C: Troposphere
D: Stratosphere
Answer
Correct Option: C  [ Troposphere ]
Remark:
Q: When a ship ?oats on water:
A: it displaces no water
B: the mass of water displaced is equal to the mass of the ship
C: the mass of water displaced is lesser than the mass of the ship
D: the mass of water displaced is greater than the mass of the ship
Answer
Correct Option: B  [ the mass of water displaced is equal to the mass of the ship ]
Remark:
Q: Which of the following statements is not correct ?
A: Rh
+
person can donate blood to Rh
+
person
B: Rh
-
person can donate blood to Rh
-
person
C: Rh
-
person can donate blood to Rh
+
person
D: Rh
+
person can donate blood to Rh
-
person
Answer
Correct Option: D  [ Rh
+
person can donate blood to Rh
-
person ]
Remark:
Q: Who is the first man to land on the Moon ?
A: Aldrin
B: Neil Armstrong
C: Michael Collins
D: Gagarin
Answer
Correct Option: B  [ Neil Armstrong ]
Remark:
Q: Man first landed on the surface of the Moon in :
A: 1967
B: 1968
C: 1969
D: 1970
Answer
Correct Option: C  [ 1969 ]
Remark:
Q: The brain of any computer system is:
A: ALU
B: Memory
C: Control unit
D: CPU
Answer
Correct Option: D  [ CPU ]
Remark:
Q: Which of the following is a fossil fuel?
A: Coal
B: Solar energy
C: Quartz
D: Lava
Answer
Correct Option: A  [ Coal ]
Remark:
Q: What makes a lemon sour?
A: Tartaric acid
B: Oxalic acid
C: Citric acid
D: Hydrochloric acid
Answer
Correct Option: C  [ Citric acid ]
Remark:
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