General Science
- In SONAR, we use.
- Ultrasonic Waves.
- Which reaction is the main cause of the energy radiation from the Sun?
- Fusion Reaction.
- Which agent is added to domestic LPG cylinder to help in the detection of gas leakage?
- Thioethanol.
- Which polymer is used to make personal armour such as combat helmets, ballistic face masks and ballistic vests?
- Kevlar
- In modern days, which chemical compounds is used for the hair setting in beauty parlours / salons?
- A Sulphur Compound.
- The coil in a heater is mode of.
- Nichrome.
- Which type of organisms do mushrooms belong?
- Fungi.
- The pH of human blood is normally around.
- 7.5 to 8.0
- Which vitamin is necessary for blood clotting?
- Vitamin – K
- Which gas is used to ripen to fruits artificially?
- Acetylene.
- Contact lenses are made from.
- Lucite.
- 'The stars seem to be higher on the sky than they actually are'. This can be explained by.
- Atmospheric Refraction.
- When a moving bus suddenly applies brakes, the passengers sitting in it fall in the forward direction. This can be explained by.
- Newton's First Law.
- Which type of acid is produced by the human stomach in digestion of food?
Hydrochloric Acid.
- Which organ in human body break fat to produce cholesterol?
- Liver.
- In the human body, red blood cells are produced in.
- Bone Marrow.
- Which enzyme is found in human saliva?
- Ptyalin.
- Itching due to insect bite it cause by.
- Formic Acid.
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