'Beans' is associated with computer programming language :

• C++
• Java
• COBOL
• PASCAL
Correct Option: B  [ Java ]

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Ramsar Convention is for the conservation of:

• Mountain
• Grassland
• Forest
• Wetland
Correct Option: D  [ Wetland ]

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SA-node of mammalian heart is known as :

• Autoregulator
• Pace-maker
• Time controller
• Beat regulator
Correct Option: B  [ Pace-maker ]

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A network of computers and other peripherals that is confined to a relatively small space is call:

• Local Area Network
• Wide Area Network
• Global Network
• Intranet
Correct Option: A  [ Local Area Network ]

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PINAKA often seen in news, is a / an:

• Anti-submarine torpedo and research vehicle
• Aircraft carrier
• Multi barrel Rocket Launch (MBRL) system
• Guided missile frigate submarine warship
Correct Option: C  [ Multi barrel Rocket Launch (MBRL) system ]

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The element used for vulcanizing rubber is:

• sulphur
• bromine
• silicon
• phosphorus
Correct Option: A  [ sulphur ]

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The sun is seen before the actual sunrise because of:

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

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A CD-ROM is a kind of:

• Optical disk
• Magnetic disk
• Fibre disk
• None of these
Correct Option: A  [ Optical disk ]

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What is the rarest element on earth?

• Radium
• Einsteinium
• Astatine
• none of these
Correct Option: C  [ Astatine ]

Remark: Astatine is a very rare radioactive chemical element with the chemical symbol At and atomic number 85

Which of the following compounds is used in fire extinguishers ?

• Sodium carbonate
• Sodium bicarbonate
• Sodium nitrate
• Sodium sulphate
Correct Option: B  [ Sodium bicarbonate ]

Remark: