GENERAL SCIENCE CLASS 8 MCQS

An instrument that enables us to see distant objects is called:

1. Telescope
2. Microscope
3. Oscilloscope
4. Laparoscope

Who used telescope first time in the human history to observe Jupiter Saturn and Venus:

1. Galileo - Galilei
2. Aristotle
3. Al Beruni
4. Thomas Harriot

Solar panels contain Solar Cell which are called:

1. Photo-voltaic cells
2. photo - electric cells
3. photo- septic cell
4. None

Convex lenses are also known as:

1. Converging lenses
2. Diverging lenses
3. Deflecting lenses
4. Reflecting lenses

The burning of substances in air with the release of a large amount of heat and light energy is called:

1. Condensation
2. Conduction
3. Combustion
4. Convection

The basic physical and functional unit of heredity is called:

1. Chromosome
2. Gene
3. Cell
4. None

Barcode reader is a device:

1. Input
2. Output
3. Display
4. Storage

The atmospheric pressure at any place is measured by:

1. Altimeter
2. Pressure Meter
3. Thermometer
4. Barometer
5. None of the above

The number of Chromosomes in human cell is:

1. 44
2. 46
3. 45
4. 43

When white light is passed through a prism, it splits into ___colors:

1. 7
2. 8
3. 2
4. 4