What is a Pepper plant?

• Bush

• Shrub

• Vine

• Vine

Which of the following is used as non-stick coating for cooking utensils?

• Perspex

• Styrofoam

• Polystyrene

• Polystyrene

Particulates ( 1μ mg ) remaining suspended in air indefinitely and transported by wind currents are called

• Mists

• Fumes

• Aerosols

• Smoke

The least preferred technique in the disposal of Municipal Solid Waste is

• Incineration

• Composting

• Land filling

• Land filling

Which of the following vitamins help in the absorption of calcium?

• Vitamin A

• Vitamin D

• Vitamin B

• Vitamin B

Which of the following vitamins contain nitrogen?

• Vitamin A

• Vitamin B

• Vitamin C

• Vitamin C

Which of the following gases is known as 'Laughing Gas'?

• Nitrous oxide

• Nitrogen peroxide

• Nitrogen

• Nitric oxide

48.

The 'Solid Waste' is also known as

• Sedge

• Toxic waste

• Sludge

• Sludge

If waste materials contaminate the source of drinking water, which of the following diseases will spread?

• Scurvy

• Typhoid

• Malaria

• Malaria

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

• Coal

• Petroleum

• Natural Gas

• Natural Gas