General science questions and answers for competitive exams pdf

Ans -: hydroxyapatite, a mineral compound of calcium and phosphate Q Which gas is filled inside a Tube light? Ans -: Vinegar Q Which Vitamins are Water Soluble? Silver turns black Tarnish because of its reaction with.

Ans -: Sulphur. Melting of ice can be prevented with the use of — Ans -: Gelatin Q A Bee Sting contains which Acid? Ans -: Methanoic Acid Q An Orange contains Acid. Ans -: Citric Acid Q Etching of glass is done with the help of. Ans -: Hydro fluoric acid HF Q Which acid is used in soft drinks? Ans -: Platinum Pt Q Vanaspati Ghee is synthesized with the help of which catalyst?

Ans -: Nickle Ni Q Swelling of bread takes place because of — Ans -: Carbon dioxide Q Cigarette lighters contain Gas. Ans -: Butane. Which gas is used in fire extinguisher? Ans -: Carbon dioxide Q Ans -: Titanium Q Safety matches are prepared using — Ans -: Red Phosphorous Q A Photoelectric cell contains metal. Ans -: Selenium Q Zinc Phosphide is used as? Ans -: Rat Poison Q Which is the hardest substance found in human body?

Ans -: Tooth Enamel Q Ozone is an of Oxygen. Ans -: Allotrope Q Which Metal is naturally Anti-Bacterial? Ans -: Copper Q Which was the first element to be produced after Big Bang? If you pour a handful of salt into a glass of water, the water level will. Ans -: Go Down. Alcoholic drink contains. Ans -: Ethyl Alcohol Q2. Glucose in stored in the form of by Animals. Ans -: Glycogen Q3. Ascariasis is caused by. Ans -: Round Worm Q4. Ans -: Tuberculosis Q5. Blood groups was discovered by — Ans -: Karl Landsteiner Q6.

The first successful heart transplant in India was performed by — Ans -: Dr. Panangipalli Venugopal Q7. The oral polio vaccine was discovered by — Ans -: Jonas Salk Q8. Companion cells are unique to. Ans -: Angiosperms Q9. DNA stands for. Ans -: Deoxy ribonucleic Acid Q Dog bite can cause rabies.

Bite of which other animal can also cause rabies? Ans -: Bat. Endocrine glands are also known as. Ans -: Ductless Glands Q Deficiency of iodine leads to. Ans -: Enlargement of Thyroid Gland Q First vaccine produced by bio-technology was used against which virus? Ans -: Hepatitis-B Q Turmeric is obtained from of a Plant. Ans -: Stem Q Genes are made by. Ans -: Polynucleotides Q Haematopoies is occurs in. Ans -: Bone marrow Q Leprosy is also known as.

A human skull has number of bones. Ans -: 22 Bones Q Deposition of which acid in the muscles leads to a feeling of fatigue in Humans?

Ans -: Lactic Acid. Ans: Polycythaemia Q Where are the Lachrymal glands situated in the human body? Ans: Eye Orbit Q The red, blue and purple colour seen in plants is because of the pigment.

Ans: Anthocyanin Q Which part of the human brain controls Motor skills of the body? Ans: Frontal Lobes Q What is the name the hormone that regulates the amount of glucose in the blood. Ans: Insulin Q Name the gas used for making vegetable ghee? Ans: Hydrogen Q Which is the largest gland in the human body? Ans: Liver Q The smallest functional unit of a kidney is the? Ans: Nephron Q James D. Watson, a Nobel Prize winning scientist is expert in the field of. Ans: Genetics Q Polio is caused by a.

Ans: Virus. The flow of energy in the Energy Pyramid is always. Ans: Upwards Q Saliva helps in the digestion of. Ans: Starch Q Ans: Father Q Physics Notes. Physics Notes-2 Capsule. Biology Notes. Biology Notes-2 Capsule. Chemistry Notes. Chemistry Notes Set This question and answers are from the previous railway and other exams, so you need to solve each one of them. General Science Questions. Top 50 Biology. Biology Questions. Top 50 Physics. Physics Questions. Dear friends you can help us by joining and shearing our social media platforms with your friends.

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Save my name, email, and website in this browser for the next time I comment. For the Physics part, read about innovations like the telescope, steam motor, and so forth. You have to begin Biology from the nuts and bolts.

Begin by finding out about parallel arrangement, class, phylum, immunizations, developments like inoculation and purification, business utilization of creature and plant subordinates quinine, penicillin, antibody venom, and so forth.

Which of the following oxygen-mixed inert gases is given to patients suffering from blocked respiration? Ans: Biology,Chemistry, Physics. General science is an interdisciplinary major that gives you a grand tour of the sciences.