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Home Biotechnology General Plant Biotechnology See What Others Are Saying!
  • Question
  • Lichen involves two organisms as


  • Options
  • A. virus and bacteria
  • B. algae and bacteria
  • C. algae and fungi
  • D. fungi and mosses

  • Correct Answer
  • algae and fungi 


  • More questions

    • 1. Which of the following(s) is/are the most commonly used markers in yeast?

    • Options
    • A. His 3
    • B. Ura 3
    • C. Trp 1
    • D. All of these
    • Discuss
    • 2. Which of the following molecule is produced from the fixation of CO2 in C4 plants?

    • Options
    • A. Malate
    • B. Oxaloacetate
    • C. Pyruvate
    • D. Alpha-ketoglutarate
    • Discuss
    • 3. The volume of O2 liberated in photosynthesis has which of the following ratio to CO2?

    • Options
    • A. 1:1
    • B. 2:1
    • C. 1:2
    • D. 3:1
    • Discuss
    • 4. The first therapeutic product formed by means of recombinant DNA technology is

    • Options
    • A. human growth hormone
    • B. insulin
    • C. hepatitis B vaccine
    • D. vaccine for foot and mouth disease
    • Discuss
    • 5. Chemical energy is supplied to eukaryotic cells by

    • Options
    • A. chloroplasts and golgi complexes
    • B. mitochondria and ribosomes
    • C. mitochondria only
    • D. mitochondria and chloroplasts
    • Discuss
    • 6. Problems in obtaining large amounts of proteins encoded by recombinant genes can often be overcome by using

    • Options
    • A. BACS
    • B. expression vectors
    • C. YACS
    • D. all of these
    • Discuss
    • 7. Phagemid consist of

    • Options
    • A. plasmid vector carrying ? phage's cos site
    • B. plasmid vector carrying ? attachment (? att) site
    • C. plasmid vector carrying origin of replication of ? phage only
    • D. plasmid vector carrying origin of replication of plasmid only
    • Discuss
    • 8. DNA is microinfected into the fertilized egg

    • Options
    • A. after the fusion of male and female nuclei
    • B. before the fusion of male and female nuclei
    • C. at the time of fusion of male and female nuclei
    • D. any time, it can be infected
    • Discuss
    • 9. 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
    • 10. Which of the following growth regulator is used to stimulate embryo or shoot development?

    • Options
    • A. Auxins
    • B. Cytokinins
    • C. Gibberellins
    • D. Brassinosteroids
    • Discuss


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