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Among the biotic components of the ecosystem, the producer system is ?

  • Sea
  • Rivers
  • Green Plants
  • Animals
Similar Questions :

1. Placenta is the structure formed :

  • by fusion of germ layers
  • by foetus only
  • by the union of foetal and uterine tissue
  • by uterine only

2. Which among the following hormone can be used as a drug to treat cardiac arrest ?

  • Thyroxin
  • Calcitonin
  • Epinephrine
  • Insulin

3. Which among the following lens is used to treat Presbyopia ?

  • Convex Lens
  • Concave Lens
  • Bifocal Lens
  • Cylindrical Lens

4. Who invented Vitamin ?

  • F.G. Hopkins
  • Mc. Collum
  • Holst
  • Ronald Ross

5. What is Anthology ?

  • Study of flower and flowering plant.
  • Study of blood vascular system.
  • Study of male reproductive organ.
  • Study of Bryophytes
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