Dear Students, Science is an important part in GENERAL STUDIES of SSC CGL and CPO. In SSC CGL, 5-8 questions were asked from this part. So we provide 15 Questions of SCIENCE every day .We have provided Science Notes too.
Q1. KMno4 can be used as
(a) Insecticide
(b) Fertilizer
(c) Pesticide
(d) Disinfectant
Q2. Which of the following is used as anesthetic?
(a) NH3
(b) NO
(c) NO2
(d) N2O
Q3. The quality of petrol is expressed in terms of
(a) Centane number
(b) Gold number
(c) Octane number
(d) Added unlead compounds
Q4. The gas used to extinguish fire is
(a) Neon
(b) Nitrogen
(c) Carbon dioxide
(d) Carbon monoxide
Q5. Antacids are found in drugs that give relief to
(a) Eye sight
(b) Stomach ache
(c) Acne
(d) Headache
Q6. Iron is prevented from rusting by coating with zinc. This process is called is
(a) Galvanisation
(b) Corrosion
(c) Sublimation
(d) Reduction
Q7. How many neutrons are there in 92U238 atom?
(a) 92
(b) 238
(c) 146
(d) 330
Q8. Iron rusts quickly in
(a) Rain water
(b) sea water
(c) Distilled water
(d) River water
Q9. The wire of flash bulbs is made up of
(a) Mg
(b) Ba
(c) Cu
(d) Ag
Q10. Organic compounds are
(a) Covalent compounds
(b) Ionic compounds
(c) Co-ordination compounds
(d) Interstital compounds
Q11. The element absorbed both in cation and anion form is
(a) Sulphur
(b) Nitrogen
(c) Calcium
(d) Phosphorus
Q12. Which allotrope of carbon is used for cutting and drilling?
(a)Diamond
(b)Graphite
(c)Activated Carbon
(d)Carbon Black
Q13. Hydrochloric acid is also known as
(a) Galic acid
(b) Picric acid
(c) Muriatic acid
(d) Chloric acid
Q14. Which of the following metals has least metling point?
(a) Gold
(b) Silver
(c) Mercury
(d) Copper
Q15. Sodium Carbonate is commonly known as
(a) Baking soda
(b) Washing soda
(c) Caustic soda
(d) Caustic Potash
