Which among the following is present in refrigerator?

• Carbon dioxide
• Methane
• Helium
• Chlorotluorocarbon
Correct Option: D  [ Chlorotluorocarbon ]

Remark: Chlorotluorocarbons (CFCs) have recently been phased out and newer refrigerators will not contain CFCs. The use of CFCs was phased out by 2000 under the Montreal Protocol.

Magnification produced by a rear view mirror fitted in vehicles:

• is less than the object
• is more than the object
• is equal to the object
• can be more or less than the object depending upon the position of object in front of it.
Correct Option: A  [ is less than the object ]

Remark:

What is the full form of ChatGPT?

• Chat Generative Programming Translator
• Chat General Programming Transistor
• Chat Generative Pre-training Transformer
• Chat General Programming Transformer
Correct Option: C  [ Chat Generative Pre-training Transformer ]

Remark: ChatGPT (Chat Generative Pre-trained Transformer) is a chatbot developed by OpenAI and launched on November 30, 2022.

Which of the following is a ripening hormone?

• GA-3
• Auxin
• Cytokinin
• Ethylene
Correct Option: D  [ Ethylene ]

Remark: Ethylene is used for the controlled ripening of citrus fruits, tomatoes, bananas and many other fruits, vegetables and flowers.

Which micro-organism is responsible for disease Mumps

• Bacteria
• Virus
• Protozoa
• none of these
Correct Option: B  [ Virus ]

Remark: Mumps, also known as epidemic parotitis, is a viral disease caused by the mumps virus

Red blood corpuscles are formed in:

• Heart
• Bone marrow
• Liver
• Kidney
Correct Option: B  [ Bone marrow ]

Remark:

The art and science of map making is called:

• remote sensing
• cartography
• photogrammetry
• mapping
Correct Option: B  [ cartography ]

Remark:

To an astronaut in space, the sky appears to be:

• Red
• White
• Dark
• Blue
Correct Option: C  [ Dark ]

Remark:

The radioactive element used in heart-pacemakers is:

• Uranium
• Deuterium
• Plutonium
• Radium
Correct Option: C  [ Plutonium ]

Remark: Plutonium 238 devices are used as heat sources in cardiac pacemakers and satellites.

The Kyoto Protocol is associated with :

• Environment
• Nuclear Power
• Trade
• none of these
Correct Option: A  [ Environment ]

Remark: