Magnetic Effects of Electric Current — Science STD 10 — Question

Reproduction give rise to more organisms with the different basic characteristics. [True/ False]

Secondary consumers and tertiary consumers, both are carnivores.

State whether the following statements are true or false:

1. The scattering away of red light makes the sky appear blue during the day time.
2. The scattering away of blue light makes the sun appear red at sunset.

State whether the following statements are true or false:

1. The scattering away of red light makes the sky appear blue during the day time.
2. The scattering away of blue light makes the sun appear red at sunset.

State whether the following statements are true or false:
Energy can be produced in cells without oxygen.

Force on a charge is maximum when the velocity and magnetic field are in perpendicular direction. [True/False]

State whether the following statement is true or false:
A diverging mirror is used as a rear-view mirror.

State whether the following statement is true or false:
The aqueous solution of an ionic compound conducts electricity because there are plenty of free electrons in the solution.

Ground water is protected from the contamination by human and animal wastes.