List of top B.Ed. Science Questions on General Science

Given below are two statements: one is labelled as Assertion A and the other is labelled as Reason R Assertion A: Hubs do not manage any of the traffic that comes through them. Reason R: Hubs are sophisticated routing devices. Choose the most appropriate answer from the options given below

Consider the following computer memory devices and arrange these from slowest access time to device with the fastest access time A. Main Memory
B. Secondary Memory
C. Registers
D. L2 cache
E. L1 cache Choose the correct answer from the options given below

Consider the following statements and identify the TRUE statements A. Compiler is a translation program that converts a high level code to a low level code.
B. Interpreter is a line by line translator which is helpful in learning and debugging.
C. Power On Self Test (POST) program and boot strap loader are examples of application softwares.
D. Open Office and MS Office suites are examples of open source softwares. Choose the correct answer from the options given below

Which of the following is not a known official version of Microsoft Office

Given below are two statements: one is labelled as Assertion A and the other is labelled as Reason R Assertion A: The word size is directly proportional to the processing power of the microprocessor. Reason R: The faster the clock, the more instructions a microprocessor can execute. Choose the most appropriate answer from the options given below

A communication system where device A and device B communicate in such a way that at one time either only Device A can transmit or device B can transmit is known as

If '\(\omega\)' is the angular frequency and '\(k\)' is the wave number representing a photon of energy \(E\) and momentum \(P\) through the wave function \[ \psi(x,t)=A\sin(kx-\omega t) \] Which of the following relation is true

Number of degree of freedom of a molecule of Oxygen \((O_{2})\) gas is

The condition for dark fringes in single slit diffraction is given by \[ \sin\theta=\frac{m\lambda}{a} \] In case light from the entire slit arrives at point of observation in phase, for a bright band sine is equal to

Arrange the following materials for increasing speed of sound A. Sea water
B. Granite
C. Water
D. Hydrogen
E. Air Choose the correct answer from the options given below:

Identify the correct statement/s from the following A. A group of waves need not have same velocity as the waves themselves.
B. Amplitude of de-Broglie wave of a particle reflects the probability that it will be found at a particular place at a particular time.
C. “If phase velocity varies with wavelength different individual waves proceed together” is called dispersion.
D. $V_{p}=\dfrac{\omega}{k}$ where \(V_p\) is phase velocity.
E. $V_{g}=\dfrac{\Delta k}{\Delta \omega}$ is group velocity. Choose the correct answer from the options given below:

Identify the correct statement/s from the following A. Photo-electron current is inversely proportional to light intensity for all retarding voltages.
B. Stopping potential does not correspond to maximum photo-electron energy.
C. Stopping potential is not same for all intensities of light of same frequency.
D. Above threshold frequency, photo-electron range in energy form 0 to a maximum value.
E. Photo-electron current is proportional to light intensity for all retarding voltages. Choose the correct answer from the options given below:

Identify the correct statement/s from the following A. Total mass of positron and electron is equivalent to 1.02 MeV
B. Nucleus or material is not needed for pair annihilation.
C. For pair production maximum photon wavelength is 1.2 pm.
D. Pair production can occur in empty space.
E. Nucleus or material is not needed for pair production. Choose the correct answer from the options given below:

List the items in the ascending order of linear thermal expansion. A. Ice
B. Steel
C. Diamond
D. Aluminium
E. Fused quartz Choose the correct answer from the options given below:

Arrange the following in the increasing order of packing fraction. A. Diamond
B. Face-centered cubic
C. Body-centered cubic
D. Simple cubic Choose the correct answer from the options given below:

Find out the correct statements regarding interaction of genes A. Epistasis is a non-allelic interaction.
B. In complementary gene interaction both genes are necessary for the production of particular phenotype.
C. Single dominant gene is enough to produce a character in duplicate gene interaction.
D. Any one of the dominant genes is necessary for the production of flower color in complementary gene interaction.
E. Pleiotropic genes control single characters in certain cases. Choose the correct answer from the options given below:

Most stable conformation of n-butane

When alkali metal are dissolved in liquid ammonia the blue colour of solution is due to

Which of the following causes photochemical smog?