Which layer of atmosphere is responsible for tittering out ultra violet radiations from the Sun?
- (A) Mesosphere
- (B) Stratosphere
- (C) Troposphere
- (D) None of these
Dark areas can be seen on the surface of the sun when viewers form a telescope, these are called sunspots and they form because of:
- (A) The gas in these area is colder than surrounding
- (B) The gas in these area is hotter than surrounding
- (C) These areas have lower density of gas
- (D) None of these
Which is faster?
- (A) Microwave
- (B) Gamma ray
- (C) Radio wave
- (D) All three have same speed
What is an example of water condensation?
- (A) Sweat forming on your forehead after you do a lot of exercise.
- (B) Dew forming on grass during a cold night
- (C) A puddle disappearing on a hot summer afternoon
- (D) None of these
Which of the following salts is the main cause of permanent hardness of water?
- (A) Magnesium bicarbonates
- (B) Magnesium sulphate
- (C) Magnesium carbonate
- (D) None of these
In business organization, the ERP system is used for.
- (A) Inventory management
- (B)Sales and marketing
- (C) Employee Technically Training
- (D) None of these
Identify the full form of HTTP.
- (A) Hyper Text Transfer Package
- (B) Hyper Text Transfer Protocol
- (C) Hyper Text Transfer Practice
- (D) None of these
A scientific explanation supported by much evidence is called:
- (A) Theory
- (B) Hypothesis
- (C) Law
- (D) None of these
A Volcanic eruption displays Earth’s power by release of heat energy. This process of heat escape can be classified as:
- (A) Conductions
- (B) Convection
- (C) Radiation
- (D) None of these
Fusion process is responsible for production of solar energy while Fission process is involved in nuclear energy. As an energy source for everyday use, Fission process is a preferred option because:
- (A) Fission produces more energy
- (B) Fission create air pollution
- (C) Fission is a cheaper option
- (D) None of these