Which of the following does not have red blood cells?

• Snake
• Peacock
• Frog
• Earthworm
Correct Option: D  [ Earthworm ]

Remark:

What is the scientific name of Vitamin- C :

• Turtaric Acid
• Folic Acid
• Ascorbic Acid
• Oxalic Acid
Correct Option: C  [ Ascorbic Acid ]

Remark:

Which one of the following is a chemical change ?

• Burning of candle
• Melting of wax
• Vapourisation of water
• Magnetising of Iron
Correct Option: A  [ Burning of candle ]

Remark:

Which of the following metals is the most ductile metal?

• Gold
• Aluminium
• Copper
• Tin
Correct Option: A  [ Gold ]

Remark:

A large collection of files are called:

• folder
• records
• sectors
• database
Correct Option: D  [ database ]

Remark:

What is the scientific name of vitamin A

• Retinol
• Riboflavin
• Ascorbic acid
• Calciferol
Correct Option: A  [ Retinol ]

Remark: Vitamin A is a fat-soluble vitamin that is essential for various biological processes, including vision, immune system function, and skin health.

Under critical temperature, on compressing gases turn to liquid, because:

• molecules are of finite size.
• molecules have random motion.
• molecules have inter-molecular forces.
• molecules are spherical.
Correct Option: C  [ molecules have inter-molecular forces. ]

Remark:

The motion of which particle through a metallic wire is called electric current?

• Electron
• Positron
• Neutron
• Photon
Correct Option: A  [ Electron ]

Remark:

"Curie" is unit of:

• Radioactivity
• Temperature
• Heat
• Energy
Correct Option: A  [ Radioactivity ]

Remark: Curie (Ci): One of three units used to measure the intensity of radioactivity.
The original unit for measuring the amount of radioactivity was the curie (Ci)–first defined to correspond to one gram of radium-226.

Liquid natural gas (LNG) predominantly contains _______ in liquid form.

• Ethane
• Ethylene
• Methane
• Methylene
Correct Option: C  [ Methane ]

Remark: