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TNPSC Biology General Knowledge Questions and Answers

General Science
1. Brain fever is spread to man by
 
  • A. Mosquito
  • B. Air
  • C. Water
  • D. House fly
Answer: A.
Mosquito
 
2. Botanical name of paddy is
 
  • A. Tritium vulgare
  • B. Solanum nigrum
  • C. Eleusine coracana
  • D. Oryza sativa
Answer: D.
Oryza sativa
 
 
3. Fixation of nitrogen in the soil is done by
 
  • A. Bacteria
  • B. Virus
  • C. Protozoa
  • D. Fungus
Answer: A.
Bacteria
 
4. The sun’s energy is fixed in the world by
 
  • A. Green plants
  • B. Animals
  • C. Water
  • D. Soil
Answer: A.
Green plants