General Science & Ability MCQs 2013

Q21:

One of these scientists formulated basic laws of geometry:
A) Pythagoras
B) Archimedes
C) Aristotle
D) None of these

Correct Answer: A - Pythagoras
Q22:

Phosphorus is an essential component of one of the following biological molecules:
A) Amino acids
B) Nucleic acids
C) Carbohydrates
D) None of these

Correct Answer: B - Nucleic acids
Q23:

He was the first scientist to prove that planets move around the sun:
A) Archimedes
B) Galileo Galilei
C) John Kepler
D) None of these

Correct Answer: C - John Kepler
Q24:

Atom is made up of ___ different kinds of subatomic particles:
A) Three
B) Two
C) Four
D) None of these

Correct Answer: A - Three
Q25:

Uranium is best used as nuclear fuel in one of the following forms:
A) U-235
B) U-237
C) U-238
D) None of these

Correct Answer: A - U-235
Q26:

The alpha particles are compact clusters of:
A) Electron and proton
B) Two protons and two neutrons
C) Three protons and three neutrons
D) None of these

Correct Answer: B - Two protons and two neutrons
Q27:

The beta particles are fast-moving:
A) Protons
B) Electrons
C) Neutrons
D) None of these

Correct Answer: B - Electrons
Q28:

Which month of the calendar year can lack a new moon?
A) December
B) February
C) May
D) None of these

Correct Answer: B - February
Q29:

One of the following countries produces maximum energy from atomic reactors:
A) France
B) USA
C) UK
D) None of these

Correct Answer: A - France
Q30:

Deuterium differs from hydrogen in having:
A) Different atomic number but same atomic weight
B) Different atomic number and different atomic weight
C) Same atomic number and different atomic weight
D) None of these

Correct Answer: C - Same atomic number and different atomic weight

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