The Earth’s ________ is divided into 15 major plates of various sizes:
- (A) Mesosphere
- (B) Stratosphere
- (C) Lithosphere
- (D) None of these
- (C) Lithosphere
One of these scientists formulated basic laws of Geometry:
- (A) Pythagoras
- (B) Archimedes
- (C) Aristotle
- (D) None of these
- (A) Pythagoras
Phosphorus is an essential component of one of the following biological molecules:
- (A) Amino acids
- (B) Nucleic acids
- (C) Carbohydrates
- (D) None of these
- (B) Nucleic acids
He was the first scientist to prove that plants move around the Sun:
- (A) Archimedes
- (B) Galileo Galilee
- (C) John Kepler
- (D) None of these
- (C) John Kepler
Atom is made up of subatomic particles: ________ different kinds of
- (A) Three
- (B) Two
- (C) Four
- (D) None of these
- (A) Three
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
- (A) U 235
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
- (B) Two Protons and two Neutrons
The Beta particles are fast moving:
- (A) Protons
- (B) Electrons
- (C) Neutrons
- (D) None of these
- (B) Electrons
One of the following countries produces maximum energy from atomic reactors:
- (A) France
- (B) USA
- (C) UK
- (D) None of these
- (A) France
The unit to measure the quantity of Ozone in atmosphere is:
- (A) Dobson
- (B) Dalton
- (C) Coulomb
- (D) None of these
- (A) Dobson