Biophysics MCQs are very important test and often asked by various testing services and competitive exams around the world. Here you will find all the Important Biophysics MCQs for Preparation.
The student can clear their concepts for Biophysics online quiz by attempting it. Doing MCQs based Biophysics will help you to check your understanding and identify areas of improvement.
Biophysics Online MCQs with Answers
What is the study of the physical principles underlying biological processes known as?
a) Biophysics
b) Biochemistry
c) Biotechnology
d) Biology
Which of the following is a technique used to measure the electrical activity of the brain?
a) Electrocardiography
b) Electroencephalography
c) Electromyography
d) Electrophysiology
Which property of a biological membrane allows selective permeability?
a) Fluidity
b) Stability
c) Rigidity
d) Elasticity
What is the term for the process by which cells engulf large particles or other cells?
a) Endocytosis
b) Exocytosis
c) Phagocytosis
d) Pinocytosis
Which type of molecule is responsible for carrying genetic information in living organisms?
a) Proteins
b) Carbohydrates
c) Nucleic acids
d) Lipids
What is the term for the process of converting light energy into chemical energy in plants?
a) Photosynthesis
b) Respiration
c) Transpiration
d) Absorption
Which of the following is responsible for muscle contraction in living organisms?
a) Actin
b) Myosin
c) Collagen
d) Elastin
Which of the following is the primary pigment responsible for vision in humans?
a) Rhodopsin
b) Chlorophyll
c) Melanin
d) Hemoglobin
What is the term for the bending of light as it passes through different media?
a) Reflection
b) Refraction
c) Diffraction
d) Scattering
Which of the following is a measure of the disorder or randomness of a system?
a) Entropy
b) Enthalpy
c) Kinetic energy
d) Potential energy
Which of the following is responsible for the generation and conduction of electrical signals in living organisms?
a) Neurons
b) Hormones
c) Enzymes
d) Antibodies
What is the term for the force exerted by blood against the walls of blood vessels?
a) Blood pressure
b) Heart rate
c) Pulse rate
d) Respiratory rate
Which of the following is responsible for the conversion of food into energy in living organisms?
a) Photosynthesis
b) Respiration
c) Digestion
d) Absorption
What is the term for the study of the flow of fluids, such as blood, within living organisms?
a) Hemodynamics
b) Hydrodynamics
c) Fluid mechanics
d) Aerodynamics
Which of the following is responsible for the transport of oxygen in the blood?
a) Hemoglobin
b) Myoglobin
c) Erythropoietin
d) Thrombin
What is the term for the process of breaking down large molecules into smaller ones in living organisms?
a) Anabolism
b) Catabolism
c) Metabolism
d) Homeostasis
Which of the following is responsible for the transmission of sound waves in the inner ear?
a) Cochlea
b) Eardrum
c) Ossicles
d) Auditory nerve
What is the term for the process of maintaining a stable internal environment in living organisms?
a) Homeostasis
b) Equilibrium
c) Adaptation
d) Regulation
Which of the following is responsible for the contraction of the heart and the circulation of blood?
a) Atria
b) Ventricles
c) Arteries
d) Veins
What is the term for the force exerted by a fluid on an object immersed in it?
a) Buoyancy
b) Viscosity
c) Surface tension
d) Pressure
Which of the following is responsible for the conversion of light into electrical signals in the retina of the eye?
a) Rods
b) Cones
c) Lens
d) Cornea
What is the term for the process of converting food into usable energy through chemical reactions?
a) Photosynthesis
b) Respiration
c) Digestion
d) Absorption
Which of the following is responsible for the transmission of nerve impulses across synapses?
a) Neurotransmitters
b) Hormones
c) Enzymes
d) Antibodies
What is the term for the study of the physical properties of biological macromolecules, such as proteins and nucleic acids?
a) Biochemistry
b) Biotechnology
c) Biomechanics
d) Biopolymer physics
Which of the following is responsible for the conversion of mechanical energy into electrical signals in the cochlea of the ear?
a) Ossicles
b) Eardrum
c) Hair cells
d) Auditory nerve
What is the term for the study of the physical principles underlying biological processes at the molecular level?
a) Molecular biology
b) Biophysics
c) Genetics
d) Cell biology
Which of the following is responsible for the conversion of light energy into electrical signals in the retina of the eye?
a) Rods
b) Cones
c) Lens
d) Cornea
What is the term for the process of converting physical stimuli, such as light or sound, into electrical signals in sensory organs?
a) Transduction
b) Transmission
c) Translation
d) Transcription
Which of the following is responsible for the production of antibodies in the immune system?
a) B cells
b) T cells
c) White blood cells
d) Platelets
What is the term for the study of the physical properties and processes of living organisms?
a) Biophysics
b) Biochemistry
c) Biotechnology
d) Biology
Which of the following is responsible for the generation and conduction of electrical signals in cardiac muscle cells?
a) Neurons
b) Hormones
c) Enzymes
d) Pacemaker cells
What is the term for the process by which plants convert light energy into chemical energy?
a) Photosynthesis
b) Respiration
c) Transpiration
d) Absorption
Which of the following is responsible for the transmission of electrical signals between neurons in the nervous system?
a) Neurotransmitters
b) Hormones
c) Enzymes
d) Antibodies
What is the term for the study of the movement of living organisms and the forces that act upon them?
a) Biomechanics
b) Biochemistry
c) Biophysics
d) Biotechnology
Which of the following is responsible for the conversion of mechanical energy into electrical signals in the vestibular system of the ear?
a) Ossicles
b) Eardrum
c) Hair cells
d) Auditory nerve
What is the term for the study of the physical properties and processes of cells?
a) Cell biology
b) Molecular biology
c) Genetics
d) Biophysics
Which of the following is responsible for the production and secretion of hormones in the endocrine system?
a) Pituitary gland
b) Adrenal gland
c) Thyroid gland
d) Pancreas
What is the term for the process of converting chemical energy into mechanical work in living organisms?
a) Photosynthesis
b) Respiration
c) Metabolism
d) Homeostasis
Which of the following is responsible for the transmission of electrical signals between cells in the nervous system?
a) Neurotransmitters
b) Hormones
c) Enzymes
d) Gap junctions
What is the term for the study of the physical properties and processes of biological macromolecules, such as proteins and nucleic acids?
a) Biochemistry
b) Biotechnology
c) Biomechanics
d) Biopolymer physics
Which of the following is responsible for the conversion of mechanical energy into electrical signals in the retina of the eye?
a) Rods
b) Cones
c) Lens
d) Cornea
What is the term for the study of the physical properties and processes of living organisms at the molecular level?
a) Molecular biology
b) Biophysics
c) Genetics
d) Cell biology
Which of the following is responsible for the conversion of chemical energy into electrical signals in the nervous system?
a) Neurons
b) Hormones
c) Enzymes
d) Antibodies
What is the term for the process by which cells take up and utilize nutrients and remove waste products?
a) Endocytosis
b) Exocytosis
c) Metabolism
d) Homeostasis
Which of the following is responsible for the transmission of electrical signals from the retina to the brain?
a) Optic nerve
b) Auditory nerve
c) Olfactory nerve
d) Vestibulocochlear nerve
What is the term for the study of the physical properties and processes of living organisms at the cellular level?
a) Cell biology
b) Molecular biology
c) Genetics
d) Biophysics
Which of the following is responsible for the conversion of chemical energy into mechanical work in living organisms?
a) Photosynthesis
b) Respiration
c) Digestion
d) Absorption
What is the term for the study of the physical properties and processes of living organisms at the organismal level?
a) Ecology
b) Physiology
c) Anatomy
d) Biophysics
Which of the following is responsible for the transmission of electrical signals from the brain to the muscles?
a) Motor neurons
b) Sensory neurons
c) Interneurons
d) Photoreceptors
What is the term for the study of the physical properties and processes of living organisms at the population level?
a) Ecology
b) Physiology
c) Anatomy
d) Biophysics
Which of the following is responsible for the conversion of mechanical energy into electrical signals in the inner ear?
a) Cochlea
b) Eardrum
c) Ossicles
d) Auditory nerve
What is the term for the study of the physical properties and processes of living organisms at the organ level?
a) Ecology
b) Physiology
c) Anatomy
d) Biophysics
Which of the following is responsible for the conversion of light energy into electrical signals in the retina of the eye?
a) Rods
b) Cones
c) Lens
d) Cornea
What is the term for the study of the physical properties and processes of living organisms at the ecosystem level?
a) Ecology
b) Physiology
c) Anatomy
d) Biophysics
Which of the following is responsible for the conversion of chemical energy into electrical signals in the nervous system?
a) Neurons
b) Hormones
c) Enzymes
d) Antibodies
What is the term for the study of the physical properties and processes of living organisms at the tissue level?
a) Ecology
b) Physiology
c) Histology
d) Biophysics
Which of the following is responsible for the production of insulin in the pancreas?
a) Alpha cells
b) Beta cells
c) Delta cells
d) Gamma cells
What is the term for the study of the physical properties and processes of living organisms at the individual level?
a) Ecology
b) Physiology
c) Anatomy
d) Biophysics
Which of the following is responsible for the transmission of electrical signals from the brain to the muscles?
a) Motor neurons
b) Sensory neurons
c) Interneurons
d) Photoreceptors
What is the term for the study of the physical properties and processes of living organisms at the molecular level?
a) Molecular biology
b) Biophysics
c) Genetics
d) Cell biology
Which of the following is responsible for the conversion of mechanical energy into electrical signals in the inner ear?
a) Cochlea
b) Eardrum
c) Ossicles
d) Auditory nerve
What is the term for the study of the physical properties and processes of living organisms at the cellular level?
a) Cell biology
b) Molecular biology
c) Genetics
d) Biophysics
Which of the following is responsible for the conversion of light energy into electrical signals in the retina of the eye?
a) Rods
b) Cones
c) Lens
d) Cornea
What is the term for the process of converting physical stimuli, such as light or sound, into electrical signals in sensory organs?
a) Transduction
b) Transmission
c) Translation
d) Transcription
Which of the following is responsible for the production of antibodies in the immune system?
a) B cells
b) T cells
c) White blood cells
d) Platelets
What is the term for the study of the physical properties and processes of living organisms at the organismal level?
a) Ecology
b) Physiology
c) Anatomy
d) Biophysics
Which of the following is responsible for the transmission of electrical signals between neurons in the nervous system?
a) Neurotransmitters
b) Hormones
c) Enzymes
d) Antibodies
What is the term for the study of the physical properties and processes of living organisms at the population level?
a) Ecology
b) Physiology
c) Anatomy
d) Biophysics
Which of the following is responsible for the conversion of mechanical energy into electrical signals in the vestibular system of the ear?
a) Ossicles
b) Eardrum
c) Hair cells
d) Auditory nerve
What is the term for the study of the physical properties and processes of living organisms at the tissue level?
a) Ecology
b) Physiology
c) Histology
d) Biophysics