The only snake that builds its nest is:

• Krait
• King cobra
• Chain viper
• Saw scaled viper
Correct Option: B  [ King cobra ]

Remark:

The digested food is absorbed in

• Stomach
• Intestine (small)
• Intestine (large)
• Colon
Correct Option: B  [ Intestine (small) ]

Remark:

Running water is the source of:

• hydel power
• thermal Power
• nuclear power
• None of the Above
Correct Option: A  [ hydel power ]

Remark:

The stars twinkle at night because:

• they emit energy
• of diffraction
• of refraction
• of relection
Correct Option: C  [ of refraction ]

Remark:

Which of the following is used to express the speed of internet connectivity ?

• Mb / sec
• Mb
• Herz
• Kb
Correct Option: A  [ Mb / sec ]

Remark:

A device that is responsible for changing the voltage is:

• Transformer
• Encoder
• Decoder
• Translator
Correct Option: A  [ Transformer ]

Remark:

In your opinion which of the following is due to ozone hole ?

• Increased UV radiation
• Acid rain
• Global warming
• Greenhouse effect
Correct Option: A  [ Increased UV radiation ]

Remark:

As per Bureau of Indian Standards (BIS) for drinking water acceptable limit for total hardness as CaCO3 is

• 100 mg/l
• 200 mg/l
• 300 mg/l
• None of these
Correct Option: B  [ 200 mg/l ]

Remark:

CNG stands for:

• Compressed Natural Gasoline
• Compressed Natural Gas
• Compressed Nitrogen Gas
• Compressed Neon Gas
Correct Option: B  [ Compressed Natural Gas ]

Remark:

Mesons are found in

• Laser beam
• X-ray
• Gamma rays
• Cosmic rays
Correct Option: D  [ Cosmic rays ]

Remark: