MCQ Bank
________is the use of sound waves and echoes to determine where objects are in space.
- A) Echolocation
- B) Frequency
- C) Sound
- D) Light
Reactions that have a negative AG release free energy and are called----------
- A) Nonsontaneous reactions
- B) Exergonic reactions
- C) Endergonic reactions
- D) ALL
In almost all practical electro-dialysis processes, multiple electro-dialysis cells are arranged into a configuration called an____________, with alternating anion and cation exchange membranes forming the multiple electro-dialysis cells.
- A) Electro-dialysis stack
- B) Electro-dialysis flame
- C) Electro-dialysis ground
- D) Electro-dialysis Disc
Electrophysiology study is also known as ?
- A) ECG
- B) PE Test
- C) EP Test
- D) EEG
________ is widely used for medical diagnosis and therapy.
- A) DNA Test
- B) Radiation
- C) RNA test
- D) Fermentation
Biophysicists discovered the DNA double helix in-----------
- A) 1953
- B) 2003
- C) 2017
- D) 1850
_____________ is the study of production, dispersion and reception of mechanical vibrations by animals.
- A) Bio-mechanics
- B) Biotremology
- C) Biotreminology
- D) None of these
Metallic bonding are the force of attraction between ---------------electrons and the metal atoms.
- A) Paired
- B) single
- C) Lone
- D) valence
Microbats generate ultrasound via the _________ and emit the sound through the open mouth or, much more rarely, the nose.
- A) Heart
- B) Liver
- C) Lungs
- D) Larynx
Freezing point of water in Fahrenheit is------------
- A) 23°F
- B) 32°F
- C) 31°F
- D) 10°F
Radiation arising from human activities typically accounts for about ________of public exposure.
- A) 10%
- B) 20%
- C) 30%
- D) 40%
The LDF is named after the German-American physicist?
- A) Fritz London
- B) Denim London
- C) Vander wall London
- D) Stoney London
Radiotherapy is the use of high-energy radiation to treat _______
- A) Skin Cells
- B) Liver Cells
- C) Cancer Cells
- D) Blood Cells
Biophysics discovers how atoms are arranged to work in-----------------
- A) Lipids
- B) RNA
- C) DNA & Proteins
- D) Ribosomes
________ are neutral particles that have no electric charge.
- A) Protons
- B) Atoms
- C) Neutrons
- D) None of these
The field of physics that deals with the relationship between heat and other properties (such as pressure ,density ,temperature etc.) in a substance.
- A) Dynamics
- B) Thermodynamics
- C) Nuclear physics
- D) Biophysics
EPD stands for _______
- A) Electronic Personal Dosimeter
- B) None of these
- C) Electric Personal Dosimeter
- D) Electronic Pocket Dosimeter
The Cell membranes are involved in a variety of cellular processes such as-------------
- A) Cell adhesion
- B) lon conductivity
- C) Cell signaling
- D) ALL
PEM stands for ______________.
- A) Personnel electric monitors
- B) Pocket exit monitors
- C) Personnel exit monitors
- D) None of these
in prokaryotes, such as bacteria, the DNA is not enclosed in a membranous envelope, althoughit's located in a specialized cell region called the
- A) Nucleus
- B) Nuclei
- C) Nucleoid
- D) Membrane