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Biology Model Questions

General Knowledge
17. The power plant which causes green house effect and global warming is
 
  • A. Nuclear power
  • B. Thermal power
  • C. Hydel power
  • D. Solar power
Answer: B.
Thermal power
 
18. How many muscles are there in human body?
 
  • A. 620
  • B. 640
  • C. 470
  • D. 570
Answer: B.
640
 
 
19. Name the hardest substance of the body
 
  • A. the thigh bone
  • B. the Enamel of teeth
  • C. the skull
  • D. the skin
Answer: B.
the Enamel of teeth
 
20. Which one of the following is not a greenhouse effect?
 
  • A. Methane
  • B. Hydrogen
  • C. Carbon dioxide
  • D. Nitrous oxide
Answer: B.
Hydrogen