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PG TRB Botany Study Materials Pdf Free Download

TRB Model Questions
1. Pedology refers to the study of
 
  • A. Soil
  • B. Pollution
  • C. Diseases
  • D. Pollination
Answer: A.
Soil
 
2. Which group of organism is responsible for enriching soil fertility is an area?
 
  • A. Bacteria
  • B. Blue green algae
  • C. Cyanobacteria
  • D. Micro organisms
Answer: B.
Blue green algae
 
 
3. Streptomycin was discovered by
 
  • A. Puggar
  • B. MC Guire
  • C. Buskholder
  • D. Waksman
Answer: D.
Waksman
 
4. Iodine is obtained from
 
  • A. Volvox
  • B. Fucus
  • C. Spirogyra
  • D. Gelidum
Answer: D.
Gelidum