General Science Question Answer
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Q1. The acid that is used in most of the car batteries is
(a) Acetic acid
(b) Hydrochloric acid
(c) Nitric acid
(d) Sulphuric acid
Answer: (d) Sulphuric acid
Q2. Goitre is caused by the deficiency of
(a) Calcium
(b) Iron
(c) Phosphorous
(d) Iodine
Answer: (d) Iodine
Q3. The first four planets nearest from the Sun are known as
(a) Terrestrial Planets
(b) Jovian Planets
(c) Gaseous Planets
(d) Gas-Giant Planets
Answer: (a) Terrestrial Planets
Q4. The metal which melts at human body temperature
(a) Gallium
(b) Indium
(c) Thallium
(d) Boron
Answer: (a) Gallium
Q5. What is the percentage of nitrogen in urea
(a) 50% nitrogen
(b) 46% nitrogen
(c) 80% nitrogen
(d) 90% nitrogen
Answer: (b) 46% nitrogen
Q6. Glass is affected by which acid
(a) HCL
(b) H2SO4
(c) HF
(d) HNO3
Answer: (c) HF
Q7. DDT is an insecticide, which is prepared from
(a) Chlorobenzene + Trichloroacetone
(b) Chlorobenzene + Trichloroacetaldehyde
(c) Benzene + Trichloroacetone
(d) Benzene + Trichloroacetaldehyde
Answer: (b) Chlorobenzene + Trichloroacetaldehyde
Q8. Who discovered Rh factor
(a) James Watson
(b) Robert Hook
(c) Landsteiner Carl
(d) Wiiliam Harvey
Answer: (c) Landsteiner Carl
Q9. An ester used as medicine is
(a) ethyl acetate
(b) methyl salicylate
(c) ethyl benzoate
(d) methyl benzoate
Answer: (b) methyl salicylate
Q10. The fertilizer which is called as "nitrolim" is
(a) Super phosphate
(b) Calcium ammonium nitrate
(c) Calcium cyanamide
(d) Sodium nitrate
Answer: (c) Calcium cyanamide
Q11. Betatron is a device for accelerating
(a) Electron
(b) Neutron
(c) Proton
(d) Meson
Answer: (a) Electron
Q12. What of the following seismic waves has the shortest wavelength
(a) S-waves
(b) L-waves
(c) P-waves
(d) Pg-waves
Answer: (c) P-waves
Q13. What chemical is used in solar cells
(a) Calcium
(b) Cadmium
(c) Potassium
(d) Sodium
Answer: (b) Cadmium
Q14. Milk of Jersey cow has a characteristic yellow colour due to the high content of which of the following
(a) Haemoglobin
(b) Melanin
(c) Carotene
(d) Xanthophyll
Answer: (c) Carotene
Q15. What is the first antibiotic discovered in the world
(a) Ampicillin
(b) Tetracyclin
(c) Penicillin
(d) Streptomycin
Answer: (c) Penicillin