Chemistry
What is the pH value of a neutral solution?
7.0
Which organelle is responsible for the production of ATP in eukaryotic cells?
Mitochondrion
What is the significance of the Schrödinger equation in quantum mechanics?
It predicts the behavior of quantum particles
What is the name of the galaxy closest to the Milky Way?
Andromeda
What is the work done on an object when a force is applied in the direction of motion?
Positive work
What is the chemical symbol for gold?
Au
What is the process by which genetic information is transferred from DNA to RNA?
Transcription
What is the relationship between wavelength (λ), frequency (f), and speed of light (c) in a wave?
c=f/λ
What is the main evidence for the expansion of the universe and the Big Bang theory?
The redshift of distant galaxies
Which part of the human brain is responsible for coordination and balance?
Cerebellum
What is the molecular formula of sucrose?
C12H22O11
What is the role of the enzyme amylase in digestion?
Breaks down carbohydrates
What is the purpose of a Carnot engine in thermodynamics?
To convert heat into work with maximum efficiency
Describe the concept of dark matter in cosmology.
It is a form of matter that emits no light and cannot be directly observed
What is the process of a substance changing directly from a gas to a solid without passing through the liquid phase called?
Deposition
ppm (abbreviation of which unit)
Parts Per Million
In genetics, what is epistasis?
The interaction between genes at different loci, affecting the expression of a trait
What is the concept of angular momentum quantization in quantum mechanics?
Angular momentum is quantized in discrete values
What is dark matter, and why is it important in galaxies?
It is a mysterious substance that does not emit, absorb, or reflect light but exerts gravitational influence
Which law states that the total pressure of a gas mixture is the sum of the partial pressures of its individual gases?
Dalton's Law
Define buffer solution with an example.
A buffer solution is a solution where the pH does not change significantly even on dilution or even if an acid or base is added at constant temperature.
example :
What is the role of the enzyme DNA polymerase in DNA replication?
Proofreads and corrects errors in the newly synthesized DNA
Explain the concept of superposition in quantum mechanics.
The simultaneous existence of multiple states in a quantum system
A large galaxy cluster that influences nearby galaxy motion
Great Attractor
What is the SI unit of electric current?
Ampere