Opium is derived from which part of poppy plant ?

• Seeds
• Leaves
• Bark
• Capsule
Correct Option: D  [ Capsule ]

Remark:

Which of the following is not a renewable source of energy ?

• Natural gas
• Geothermal energy
• Flowing water
• Biomass
Correct Option: A  [ Natural gas ]

Remark:

The only snake that builds its nest is:

• Krait
• King cobra
• Chain viper
• Saw scaled viper
Correct Option: B  [ King cobra ]

Remark:

Which one is the hardest form of carbon ?

• Coke
• Graphite
• Diamond
• Charcoal
Correct Option: C  [ Diamond ]

Remark:

What is Air Quality Index ?

• It tells about sound pollution.
• It measures air pollution mainly sulphur content in the air.
• It measures ozone levels in the selected area.
• It checks the colour of the air.
Correct Option: C  [ It measures ozone levels in the selected area. ]

Remark:

What is Bryolory?

• Study of food
• Study of fruit
• Study of mosses and liverworts
• Study of rings
Correct Option: C  [ Study of mosses and liverworts ]

Remark:

Which of the following is not a property of acids ?

• All acids have sour taste
• All acids are corrosive in nature
• For acidic solutions pH = <7
• Acids tum red litmus to blue
Correct Option: D  [ Acids tum red litmus to blue ]

Remark:

Which of the following copper alloys is used for the manufacture of springs and suspension filaments in electrical instruments?

• Bronze
• Aluminium bronze
• German silver
• Phosphor bronze
Correct Option: D  [ Phosphor bronze ]

Remark:

Sound waves having frequency less than 20 Hz are called __________ waves.

• Intelligent
• Inferior
• Infrasonic
• Instrumental
Correct Option: C  [ Infrasonic ]

Remark:

Saliva helps in the digestion of:

• fats
• starch
• proteins
• vitamins
Correct Option: B  [ starch ]

Remark: