The country through which the equator passes is….?
A. Saudi Arabia
B. Italy
C. Japan
D. None
The different types of subatomic particles that make up an atom are as follows:
A. Three
B. Two
C. Four
D. None
The alpha particles are tightly packed clusters of what?
A. Electron and Proton
B. Two Protons and two Neutrons
C. Three protons and three Neutrons
D. None
In….beta particles move fastly.
A. Protons
B. Electrons
C. Neutrons
D. None
If one is aware of the, they can instantly determine how many electrons are present in a neutral atom.
A. Atomic number
B. Atomic weight
C. Number of orbitals
D. none
Of the following, which one is not an enzyme?
A. Chymotrypsin
B. Secretin
C. Pepsin
D. none
Which blood group is acceptor from all others:
A. AB+
B. O-
C. O+
D. none
The sound’s approximate decibel level at which eardrum damage can occur is?
A. 20 dB
B. 60 dB
C. 100 dB
D. 160 dB
What is the composition of fuse wire?
A. 63% tin and 37% lead
B. 63% lead and 37% tin
C. 63% tin and 37% aluminum
D. 63% lead and 37% aluminum
Which of the following is the primary cause of the ozone layer’s weakening in the earth’s stratosphere?
A. Carbon dioxide
B. Chlorofluorocarbons
C. Nitrogen oxides
D. Methane