Clay is moulded into pots and heated at high temperature in a kiln. The final hardened material produced is classified as :

Acid rain is formed when sulphur dioxide and nitrogen dioxide react with:

Baking soda (NaHCO3) in aqueous solution is classified as:

Rayon is classified as a semi-synthetic fibre because it is manufactured from:

Which of the following statements most accurately describes pyrolysis in solid waste management?

Which carbohydrate, found naturally in the cell walls of fruits like apples and citrus, is responsible for the formation of a firm gel in jelly making?

Which heat treatment method involves heating food such as milk to a specific temperature for a specified period and then rapidly cooling it to destroy harmful pathogenic microorganisms while extending shelf life?

What term refers to the measurement of the availability of free water in food for microbial growth and chemical reactions, expressed on a scale from 0 to 1?

Which food preservation method reduces water activity by removing moisture from food, thereby extending its shelf life?

Which of the following is a greenhouse gas?

I. Methane

II. Nitrous oxide

The gas which turns lime water milky is:

Liquefied Petroleum Gas (LPG) is mainly a mixture of:

Among the following, the conducting form of carbon is