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PG TRB Botany Study Materials Pdf Free Download

TRB Model Questions
 
5. The pollen grains of flowers pollinated by insects are
 
  • A. Large and showy
  • B. Rough and dry
  • C. Rough and sticky
  • D. Smooth and dry
Answer: D
Smooth and dry
 
6. The most important purpose of insects to visit a flower is to collect
 
  • A. Honey
  • B. Ovary
  • C. Polen grains
  • D. Stamens
Answer: A.
Honey
 
 
7. Chlorosis is linked with
 
  • A. Chlorophyll
  • B. Chromophyll
  • C. Leucophyll
  • D. Colorphyll
Answer: A.
Chlorophyll
 
8. Antibiotic pencillin is obtained from
 
  • A. Bacteria
  • B. Algae
  • C. Fungi
  • D. Yeasts
Answer: C.
Fungi