The major ingredient of leather is
Nucleic acid
Carbohydrate
Collagen
Polymer
- The removal of top soil by water or wind is called
- One fathom is equal to
- Apparatus invented by Archimedes is :
- Carbon tetrachloride fire extinguisher should not be used in closed room because it produces poisonous…
- The fastest acting enzyme in the biological kingdom is
- According to Daltons atomic theory the smallest particle which can exist independently is
- The accumulation of stress along the boundaries of lithospheric plates results in which of the following?
- The solar eclipse occurs when
- The formula of Plaster of Paris is
- The speed of light with the rise in the temperature of the medium
- The major ingredient of leather is
- Old-written material, which cannot be read easily can be read by
- Liquefied Petroleum gas (LPG) consists of mainly
- Rust is
- The oxide of Nitrogen used in medicine as anaesthetic is
- Which of the following items will be attracted to the north pole of a permanent magnet by a magnet force?
- The intencity of Earthquakes is measured on
- The fastest-running terrestrial animal is
- Which of the following is most likely to cause a rise in the average temperature of earth's atmosphere…
- The metal that is present in Photo Films is
- Permanent hardness of water, due to sulphates of the metal, can be destroyed by the use of
- Cell membrane is
- The chemial name of Uria is
- The marine animal called dugong which is vulnerable to extinction is a/an
- Lightening cause rainfall because
- Glass is made from the mixture of
- Which of the following elements is a metal
- The metal used in storage batteries
- When a gas is turned into a liquid, the process is called
- The property of a substance to absorb moisture from the air on exposure is called