One kilobyte is equal to:

• 1024 bytes
• 2048 bytes
• 1023 bytes
• 10000 bytes
Correct Option: A  [ 1024 bytes ]

Remark:

What is the full form of LAN?

• Line Area Network
• Linear Area Network
• Local Area Network
• Land Area Network
Correct Option: C  [ Local Area Network ]

Remark:

Human beings hearing range is:

• 30 to 30,000 Hz
• 50 to 50,000 Hz
• 20 to 20,000 Hz
• 40 to 40,000 Hz
Correct Option: C  [ 20 to 20,000 Hz ]

Remark:

The sun is seen before the actual sunrise because of:

• re?ection
• refraction
• scattering of light
• rectilinear propagation of light
Correct Option: B  [ refraction ]

Remark:

Which of the following is an example of static electricity ?

• Glass rod rubbed with silk cloth
• Ebonite rod rubbed with wool
• Lightening in the sky
• All of the above
Correct Option: D  [ All of the above ]

Remark:

If a sample of soil is found to have a pH value of 8.25, it is:

• acidic
• neutral
• alkaline
• None of the above
Correct Option: C  [ alkaline ]

Remark:

The exit of food from the stomach is regulated by which muscle

• cardiac
• sphincter
• skeletal
• None of these
Correct Option: B  [ sphincter ]

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:

Pure gold is of

• 24 Carat
• 18 Carat
• 22 Carat
• None of these
Correct Option: A  [ 24 Carat ]

Remark: A "carat" is a unit of measurement used to express the weight of gemstones, particularly diamonds and gold etc.

Which of the following is/are not associated with the reduction of Greenhouse gases ?
i) Kigali Amendment to Montreal Protocol
ii) Stockholm convention
iii) Kyoto Protocol

• (ii) only
• (i) and (ii) only
• (i) and (iii) only
• (i), (ii) and (iii)
Correct Option: A  [ (ii) only ]

Remark: