Sign in
12thPass logo
New chatPYQ LibraryDoubtsRank report
Sign in to see Recents

Your guest activity stays on this device

Sign in to save progress →
Sign in

Microbes in Human Welfare question

2019 · Q32
Guest · filters and generic practice availableBrowsing as a guest · PYQ filters and generic practice are available. Sign in only for personalised features and saved progress.
  1. PYQ Library
  2. /NEET
  3. /Biology
  4. /Microbes in Human Welfare
  5. /2019 · Q32

Microbes in Human Welfare question

2019 · Q32

NEETBiologyMicrobes in Human WelfareMCQ+4 / −1
What triggers activation of protoxin to active Bt toxin of Bacillus thuringiensis in boll worm?
  1. A
    Acidic pH of stomach
  2. B
    Body temperature
  3. C
    Alkaline pH of gut
  4. D
    Moist surface of midgut
View written solutionFree

Correct answer: C

Protoxin are converted into active toxins in the alkaline pH of gut.

PreviousNext

More from Microbes in Human Welfare

  • Select the correct group of biocontrol agents.2019 · MCQ
  • Match the following organisms with the products they produce : Select the correct option. Includes table2019 · MCQ
  • Thiobacillus is a group of bacteria helpful in carrying out :2019 · MCQ
  • Which of the following can be used as a biocontrol agent in the treatment of plant disease?2019 · MCQ
  • Which of the following is a commercial blood cholesterol lowering agent?2019 · MCQ
  • Conversion of milk to curd improves its nutritional value by increasing the amount of2018 · MCQ
  • Select the mismatch :2017 · MCQ
  • Which of the following in sewage treatment removes suspended solids ?2017 · MCQ