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

  • Sea
  • Rivers
  • Green Plants
  • Animals

Answer: Option C

Similar Questions :

1. In a human body, the basic building block are

  • Muscles
  • Nerves
  • Cells
  • Bones

Answer: Option C

2. Who invented Polio Vaccine ?

  • Harrison and Sympson
  • Johan E. Salk
  • Luvenhauk - Leeuwenhock
  • Karl Landsteiner

Answer: Option B

Explanation:

Harrison and Sympson invented chloroform,

Luvenhauk - Leeuwenhock invented Bacteria,

Karl Landsteiner invented Blood Transfer.

3. Placenta is the structure formed :

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

Answer: Option C

4. Oxygen in our blood is transported by ?

  • Keratin
  • Collagen
  • Myoglobin
  • Haemoglobin

Answer: Option D

5. Study of fossils is called

  • Psychiatry
  • Paleontology
  • Pomology
  • Phycology

Answer: Option B

Explanation:

Psychiatry - is treatment of mental diseases.

Pomology - is study of fruits and fruits plants.

Phycology - is study of algae.

Read more from - Biology Questions Answers
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