Which of the following is an example of thermoplastics?

• Bakelite
• Melamine
• PVC
• none of these
Correct Option: C  [ PVC ]

Remark:

Chemical name of 'Baking powder' is :

• Ammonium Chloride
• Magnesium Phosphate
• Sodium bi-carbonate
• Ammonium bi-phosphate
Correct Option: C  [ Sodium bi-carbonate ]

Remark:

What chemicals are used in fire extinguishers used in houses and offices ?

• Water, potassium bicarbonate and fluorocarbon
• Water, calcium hydroxide and chlorofluorocarbons
• Water, potassium hydroxide and chlorobenzene
• None of these
Correct Option: A  [ Water, potassium bicarbonate and fluorocarbon ]

Remark:

What is commonly known as white plague?

• Typhoid
• Malaria
• Tuberculosis
• Plague
Correct Option: C  [ Tuberculosis ]

Remark:

A device that is responsible for changing the voltage is:

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

Remark:

An F1 car is mostly made up of which material ?

• Plastic
• Carbon fibre
• Steel
• Aluminium
Correct Option: B  [ Carbon fibre ]

Remark:

What is the name of first Indian Artificial satellite?

• Apollo
• Rohini
• Bhaskara
• Aryabhatta
Correct Option: D  [ Aryabhatta ]

Remark: launched by the Soviet Union on 19 April 1975 and built by the Indian Space Research Organisation (ISRO)

To get an image, larger than object, one can use

• Convex mirror
• Concave mirror
• Plane mirror
• Plano Convex mirror
Correct Option: B  [ Concave mirror ]

Remark:

The international convention on the control of transboundary movement of hazardous waste and their disposal in order to protect human health and the environment against the adverse effects of hazardous waste is called

• Stockholm Convention
• Basel Convention
• Minamata Convention
• Rotterdam Convention
Correct Option: B  [ Basel Convention ]

Remark: The convention was adopted on March 22, 1989, and entered into force on May 5, 1992.

Bilirubin and Biliverdin are the pigments found in :

• Bile
• Plasma
• RBC
• Muscles
Correct Option: A  [ Bile ]

Remark: