logo

CuriousTab

CuriousTab

Discussion


Home Biotechnology Environmental Protection Comments

  • Question
  • Which of the following is known to control Colorado potato beetle?


  • Options
  • A. Beaveria bassiana
  • B. Metarhizium anisopliae
  • C. Verticillium lecauii
  • D. Nomuraea rileyi

  • Correct Answer
  • Beaveria bassiana 


  • Environmental Protection problems


    Search Results


    • 1. The heavily polluted zone of water reservoir is known as

    • Options
    • A. pleosaprophytic zone
    • B. mesosaprophytic zone
    • C. oligosaprophytic zone
    • D. none of these
    • Discuss
    • 2. Milbemycin is known to exhibit a broad spectrum of activity against

    • Options
    • A. agricultural pests
    • B. agricultural herbs
    • C. agricultural insects
    • D. all of these
    • Discuss
    • 3. Which of the bacteria is considered for biological leaching?

    • Options
    • A. T. thiooxidans
    • B. T. ferrooxidans
    • C. Ferrobacillus terrooxidans
    • D. all of these
    • Discuss
    • 4. Which of the following have been used to oxidize ammonia and to prevent algal growth?

    • Options
    • A. growth of hypomicrobium in presence of added methanol
    • B. Micrococcus denitrificans cells encapsulated in liquid membranes
    • C. Both (a) and (b)
    • D. Nitrosomonas europaen
    • Discuss
    • 5. Which of the following can be used for the removal of color from the effluents of pulp mill?

    • Options
    • A. Coriolus versicolor entrapped in calcium alginate beads
    • B. Phanerochaete chrysosporium
    • C. Both (a) and (b)
    • D. Nitrosomonas europaen
    • Discuss
    • 6. Inundation involves use of a/an

    • Options
    • A. large number of organisms over a short time to suppress/destroy a population
    • B. organism over a short time to suppress/destroy a population
    • C. large number of organisms over a long time to suppress/destroy a population
    • D. organism over a long time to suppress/destroy a population
    • Discuss
    • 7. Which of the following is selectively effective against dicot weeds?

    • Options
    • A. Cycloheximide
    • B. Anisomycin
    • C. Herbicidin A and B
    • D. Bialaphos
    • Discuss
    • 8. Which of the following herbicide is known to be effective against perennial shrubs, annual weeds and weeds of rice?

    • Options
    • A. Cycloheximide
    • B. Anisomycin
    • C. Herbicidin
    • D. Bialaphos
    • Discuss
    • 9. Exchange of segments between non homologous chromosomes is best known as

    • Options
    • A. translation
    • B. translocation
    • C. recombination
    • D. crossing over
    • Discuss
    • 10. In an organism, the chromosome number is maintained constant because of

    • Options
    • A. independent assortment
    • B. crossing over
    • C. DNA duplication
    • D. synapsis
    • Discuss


    Comments

    There are no comments.

Enter a new Comment