Explain the conclusion led by Oersted experiment.

Answer the following questions : State the conclusions that can be drawn from Oersted's experiment.

Explain the working of LED.

During studies on the sex linked genes in Drosophila, Morgan found that the phenotypic ratio of the F_2 generation deviated from the expectd 9 : 3 : 3 : 1 ratio. Explain the conclusion he arrived at.

Answer the following questions : What is the effect on the magnetic needle in Oersted's experiment, when (1) a current is passed through the wire (2) the current through the wire is increased (3) the current through the wire is stopped (4) the current through the wire is reversed (5) the distance between the magnetic needle and the wire is increased, keeping the current through the wire constant ?

Name the algae used in Ruben's experiment.

Give the equations of Ruben's experiment.

Give the equations of Van Neil's experiment.

Study the diagram and answer the following questions: What is the observation and conclusion of this experiment?

Explain Avery, Macleod and McCarty experiment.

Answer the following questions : Explain Rutherford's scattering experiment.